Changes for page 11 PID Control Instruction
Last modified by Iris on 2025/09/17 20:56
Summary
-
Page properties (1 modified, 0 added, 0 removed)
-
Attachments (0 modified, 10 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -107,10 +107,8 @@ 107 107 108 108 **Example** 109 109 110 - Seemanual.110 +== **CCPID/CCPID calculation** == 111 111 112 -== {{id name="_Toc32463"/}}{{id name="_Toc21837"/}}{{id name="_Toc31152"/}}**CCPID/CCPID calculation** == 113 - 114 114 **CCPID** 115 115 116 116 This instruction is used to perform PID control that changes the output value according to the amount of input change. ... ... @@ -152,27 +152,25 @@ 152 152 153 153 **Error code** 154 154 153 + 155 155 |**Error code**|**Content** 156 156 |4085H|When the device specified in the read application instructions (s1), (s2), (s3), (d) exceeds the range of the corresponding device. 157 157 |4086H|When the device specified in the write application instruction (s3) and (d) exceeds the range of the corresponding device. 158 158 |4D80H|The sampling time is out of range.(T,,S,,≤0) 159 -|4D81H|Input filter constant (Co) is out of range (Co<0 or Co≥1023) 160 -|4D82H|The maximum ascent rate (△//T//) is out of range.(△//T//<0 or △//T//>32000) 161 -|4D83H|((( 162 -The proportional gain (Kp) is out of range. Kp<0[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps287.png]] 163 -))) 164 -|((( 165 -4D84H 166 -)))|((( 167 -The integral gain (Ki) is out of range. Ki<0[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps288.png]] 168 -))) 169 -|4D85H|((( 170 -The differential gain (Kd) is out of range. Kd<0[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps289.png]] 171 -))) 172 -|4D86H|The sampling time (Ts) is less than the operation cycle.(T//s//<Scan cycle) 158 +|4D81H|Input filter constant (α) is out of range (α<0 or α>1023) 159 +|4D82H|The maximum ascent rate (△//T//) is out of range.(△//T//<0 or △//T//>1023) 160 +|4D86H|The sampling time (Ts) is less than the operation cycle.(T//s//<Scanning cycle) 161 +|4D87H|The proportional gain (K//p//) is out of range.(K//p//<1 or K//p//>32000) 162 +|4D88H|The integral time constant (Ti) is out of range.(K//i//<0 or K//i//>3600) 163 +|4D89H|The differential time constant (T//d//) is out of range.(K//d//<0 or K//d//>1000) 164 +|4D90H|The upper limit of CCPID output is less than the lower limit. 173 173 174 -** FPID/FPID calculation**166 +**Example** 175 175 168 +See "CCPID Instruction Manual". 169 + 170 +== **FPID/FPID calculation** == 171 + 176 176 **FPID** 177 177 178 178 The function of this instruction is to adjust PID control parameters by fuzzy algorithm. ... ... @@ -360,8 +360,8 @@ 360 360 [[image:11_html_6dcdd8fc88703a47.jpg]] +22 to [[image:11_html_6dcdd8fc88703a47.jpg]] +51 is the parameter space used in the auto-tuning process. 361 361 362 362 |**Unit**|**Features**|**Setting instructions**|**Supplement** 363 -| 364 -|+1|Action direction (ACT)|((( 359 +|[[image:11_html_6dcdd8fc88703a47.jpg]]|Sample time (TS)|The set range is 1 to 32,767 (ms), but greater than PLC program scan cycle.|It is how often the instruction calculates and updates the output value (MV). When TS is less than one scan time, PID instruction is executed with one scan time and alarm 4D86H. When TS ≤ 0, alarm 4D80H and no execution. 360 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+1|Action direction (ACT)|((( 365 365 bit0: 0=positive action; 1=reverse action bit2: auto-tuning transition zone switch. 0=not open;1=open 366 366 367 367 bit3: 0=unidirection; 1=bidirection ... ... @@ -382,12 +382,12 @@ 382 382 383 383 bit4: **✎**When bit4=1 and bit6 and bit7 are not 1, auto-tuning is not executed. **✎**When bit4=0 and one of bit6 and bit7 is 1, auto-tuning is not executed. **✎**When bit4=1 and bit6 and bit7 are both 1, auto-tuning is executed 384 384 ))) 385 -|+2|Filter coefficient|The first-order inertia filter of feedback amount (0 to 100%) has a range of 0 to100|When the value is greater than or equal to 100, it will be executed as 0, that is, no filtering will be executed; 386 -|+3|Proportional gain(Kp)|Set range: 0 to 30,000[%]|Overrun error 4D87H 387 -|+4|Integration time (Ti)|Ti is integration time, and the range is 0 to 3,600 (s)|Overrun error 4D88H 388 -|+5|Differential time (Td)|Td is derivative time, and the range is 0 to 1,000 (s)|Overrun error 4D89H 389 -|+6|Working interval|Operating temperature setting enabled by PID (0 indicates no effect) The range is 0 to 1,000|It is recommended to be greater than 5°C, that is, 50 (precision 0.1°C). If it exceeds the range, the boundary value will be taken. 390 -|+7|Output low limit|((( 381 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+2|Filter coefficient|The first-order inertia filter of feedback amount (0 to 100%) has a range of 0 to100|When the value is greater than or equal to 100, it will be executed as 0, that is, no filtering will be executed; 382 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+3|Proportional gain(Kp)|Set range: 0 to 30,000[%]|Overrun error 4D87H 383 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+4|Integration time (Ti)|Ti is integration time, and the range is 0 to 3,600 (s)|Overrun error 4D88H 384 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+5|Differential time (Td)|Td is derivative time, and the range is 0 to 1,000 (s)|Overrun error 4D89H 385 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+6|Working interval|Operating temperature setting enabled by PID (0 indicates no effect) The range is 0 to 1,000|It is recommended to be greater than 5°C, that is, 50 (precision 0.1°C). If it exceeds the range, the boundary value will be taken. 386 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+7|Output low limit|((( 391 391 Range: -10,000 to 10,000. 392 392 393 393 Recommended setting range: -2,000 or 0 (when S3+1 bit3=0, the lower limit = 0; ... ... @@ -402,7 +402,7 @@ 402 402 403 403 2. During the control process, the lower limit is dynamically adjustable. If the lower limit is greater than or equal to the upper limit, error 4D90H will be reported. 404 404 ))) 405 -|+8|Output upper limit|((( 401 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+8|Output upper limit|((( 406 406 Value range: -10,000 to 10,000. 407 407 408 408 Recommended setting value is 2,000 ... ... @@ -415,7 +415,7 @@ 415 415 416 416 2. During the control process, the upper limit is dynamically adjustable. If the lower limit is greater than or equal to the upper limit, error 4D90H will be reported. 417 417 ))) 418 -|+9|Mode setting|((( 414 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+9|Mode setting|((( 419 419 0: Overshoot allowed 420 420 421 421 1: Slight overshoot or no overshoot ... ... @@ -426,44 +426,44 @@ 426 426 427 427 1: Slight overshoot or no overshoot mode (ukd = 300) 428 428 ))) 429 -|+10|((( 425 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+10|((( 430 430 Scale factor 431 431 432 432 (ukp) 433 433 )))|Typically sets value to 100 (default 100) [enabled when S3+9 is set to 2].The range is 1 to 500.|When the value is less than or equal to 0, or greater than 500, the boundary value will be taken. 434 -|+11|Integral coefficient (uki)|Typically sets value to 50 (default 50) [enabled when S3+9 is set to 2]. The range is 1 to 300.|When the value is less than or equal to 0, or greater than 300, the boundary value will be taken. 435 -|+12|Differential coefficient (ukd)|Typically sets value to 50 (default 100. 300 to 400 can be set when slight overshoot is required) [Enable when S3+9 is set to 2]. The range is 1 to 500.|When the value is less than or equal to 0, or greater than 500, the boundary value will be taken. 436 -|+13|Maximum ascent rate (DeltaT)|The range is 0 to 32,000, which is the threshold of integral increment|Overrun error 4D82H 437 -|+14|Filtering (C0)|The range is 0 to 1,023, integral part filtering|Overrun error 4D81H 438 -|+15|(% rowspan="3" %)reserved for internal control|(% rowspan="3" %)Internal control space occupation|(% rowspan="3" %) 430 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+11|Integral coefficient (uki)|Typically sets value to 50 (default 50) [enabled when S3+9 is set to 2]. The range is 1 to 300.|When the value is less than or equal to 0, or greater than 300, the boundary value will be taken. 431 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+12|Differential coefficient (ukd)|Typically sets value to 50 (default 100. 300 to 400 can be set when slight overshoot is required) [Enable when S3+9 is set to 2]. The range is 1 to 500.|When the value is less than or equal to 0, or greater than 500, the boundary value will be taken. 432 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+13|Maximum ascent rate (DeltaT)|The range is 0 to 32,000, which is the threshold of integral increment|Overrun error 4D82H 433 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+14|Filtering (C0)|The range is 0 to 1,023, integral part filtering|Overrun error 4D81H 434 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+15|(% rowspan="3" %)reserved for internal control|(% rowspan="3" %)Internal control space occupation|(% rowspan="3" %) 439 439 |┆ 440 -|+21 441 -|+22|(% rowspan="3" %)used space for self-tuning|(% rowspan="3" %)New self-tuning space for internal use|(% rowspan="3" %) 436 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+21 437 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+22|(% rowspan="3" %)used space for self-tuning|(% rowspan="3" %)New self-tuning space for internal use|(% rowspan="3" %) 442 442 |┆ 443 -|+51 439 +|[[image:11_html_6dcdd8fc88703a47.jpg]]+51 444 444 445 445 1) The auto-tuning process occupies the space of S3+22 to S3+51. When the auto-tuning is successful, the adjusted parameters will be written into the space of S3+2 to S3+21. 446 446 447 -2) +2 filter coefficient α: Processing in first-order inertial filter 443 +2)[[image:11_html_6dcdd8fc88703a47.jpg]] +2 filter coefficient α: Processing in first-order inertial filter 448 448 449 449 Formula: **T,,now,,=(100-α)×T,,α,,+α×T,,old,,** 450 450 451 451 T,,α ,,is the currently measured temperature. T,,old ,,is the temperature that participated in the PID calculation last time. T,,now ,,is the temperature used for the current PID calculation. α is the filter coefficient (when α=0, no filtering is performed, and the range of α is 0 to 100.(If there is a temperature with a small overshoot but a long stabilization time, the parameter can be set to 80, and analyze the specific problems in detail) 452 452 453 -3) +6 work range: Twork(example: 170 represents 17℃) 449 +3)[[image:11_html_6dcdd8fc88703a47.jpg]] +6 work range: Twork(example: 170 represents 17℃) 454 454 455 455 (% style="text-align:center" %) 456 -[[image: 11_html_7ab814bb49fffa5a.gif||class="img-thumbnail"]]452 +[[image:企业微信截图_17581105436817.png||height="197" width="652"]] 457 457 458 -4) +9 working mode: 454 +4) [[image:11_html_6dcdd8fc88703a47.jpg]]+9 working mode: 459 459 460 460 0: Working mode that allows overshoot 461 461 462 462 1: Slight overshoot or no overshoot working mode 463 463 464 -2: Custom settings; to achieve by setting +10, +11, +12 three coefficients. 460 +2: Custom settings; to achieve by setting [[image:1758111151287-920.png||height="15" width="28"]]+10, [[image:1758111151287-920.png||height="15" width="28"]]+11, [[image:1758111151287-920.png||height="15" width="28"]]+12 three coefficients. 465 465 466 -5) +1 bit2 self-tuning transition zone switch: (upper limit 1℃, low limit 0.5℃) 462 +5)[[image:11_html_6dcdd8fc88703a47.jpg]] +1 bit2 self-tuning transition zone switch: (upper limit 1℃, low limit 0.5℃) 467 467 468 468 The transition zone description in forward control: 469 469 ... ... @@ -549,7 +549,7 @@ 549 549 |D101|Control detail settings 550 550 |D102|First-order inertial filter coefficient 551 551 |D106|Working interval 552 -|D109| Operating mode548 +|D109|Working mode 553 553 554 554 **(4) Parameter control effect description** 555 555 ... ... @@ -618,11 +618,152 @@ 618 618 (% style="text-align:center" %) 619 619 [[image:11_html_74a7527eace55103.gif||class="img-thumbnail"]] 620 620 617 +=== ** CCPIN_SHT operation** === 621 621 622 - **11.6 LAGCDL Largetime-delay temperature controlinstruction**619 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps294.png]]**CCPIN_SHT** 623 623 624 - [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps243.png]]**LAGCDL**621 +This instruction is used to perform PID control that changes the output value according to the variation of the input. 625 625 623 +-[CCPID_SHT (s1) (s2) (s3) (d)] 624 + 625 +**Content, range and data type** 626 + 627 +|**Parameter**|**Content**|**Range**|**Data type**|**Data type (label)** 628 +|(s1)|The device number that stores the target value (SV)|-32767 to 32767|Signed BIN 16 bit|ANY16 629 +|(s2)|The device number that stores the measured value (SV)|-32767 to 32767|Signed BIN 16 bit|ANY16 630 +|(s3)|The device number that stores parameters|1 to 32767|Signed BIN 16 bit|ANY16 631 +|(d)|The device number that stores the output value (SV)|-32767 to 32767|Signed BIN 16 bit|ANY16 632 + 633 +**Device used** 634 + 635 +|(% rowspan="2" %)**Instruction**|(% rowspan="2" %)**Parameter**|(% colspan="8" %)**Devices**|((( 636 +**Offset** 637 + 638 +**modification** 639 +)))|((( 640 +**Pulse** 641 + 642 +**extension** 643 +))) 644 +|**D**|**R**|**SD**|**LC**|**HSC**|**K**|**H**|**E**|**[D]**|**XXP** 645 +|(% rowspan="4" %)CCPID_SHT|Parameter 1|●|●|●| | | | | | | 646 +|Parameter 2|●|●|●| | | | | | | 647 +|Parameter 3|●|●|●| | | | | | | 648 +|Parameter 4|●|●|●| | | | | | | 649 + 650 +**Features** 651 + 652 +This instruction is to complete the temperature control operation, used to control the parameters of the closed-loop control system. 653 + 654 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps295.png]] is the target value of CCPID SHT control (SV). 655 + 656 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps296.png]] is the measured feedback value (PV). 657 + 658 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps297.png]] is the start address of the cache where the parameters required by CCPID_SHT operation and intermediate results are saved, 659 + 660 +occupying a total of 36 variable units of subsequent addresses. The value range is from D0 to D7946 or from R0 to R29964. It is better to specify power failure retention, and the setting value remains after power supply is off. Otherwise, the cache needs to be assigned value before starting the calculation for the first time. The function and parameter description of each unit are described in this section. 661 + 662 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps298.png]] is the storage unit of the CCPID_SHT calculation result. Please specify it as a non-battery retentive area, otherwise it needs to be initialized and cleared before the first start of calculation. 663 + 664 +**Programming example** 665 + 666 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps299.png]] 667 + 668 +The parameter description is as follows: 669 + 670 +The target value of CCPID_SHT adjustment is stored in D1, and D0 is the closed-loop feedback value. Note that D0 and D9 must be of the same dimension, such as both 0.01MPa units, or 1℃ units, etc.. 671 + 672 +A total of 36 units of D1000 to D1035 are used to store the set value and process value of CCPID_SHT operation. These values must be set item by item before the first CCPID_SHT calculation. 673 + 674 +D100 unit is used to store the calculated control output value to control the execution of the action. 675 + 676 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps300.png]]The functions and setting methods of the parameter values of each unit at the beginning are described in the table below: 677 + 678 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps301.png]] to [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps302.png]]+15 is the parameter range that can be set (parameters set when CCPID_SHT is executed). 679 + 680 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps303.png]]+2 to [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps304.png]]+31 is the parameter space used in the self-tuning process. (This space is multiplexed with the parameter space during control) 681 + 682 + 683 +The functions and setting methods of the parameter values of each unit started by [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps305.png]] are described in the following table: 684 + 685 +|**Unit**|**Function**|**Description** 686 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps306.png]]|Sampling time (TS)|Range: 1 to 32767 (ms). It must be longer than PLC program scan cycle. 687 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps307.png]]+1|Control flag bit|((( 688 +bit0: 0=Forward action; 1=Reverse action 689 + 690 +bit3: 0=one-way; 1=two-way 691 + 692 +bit4: 0=Self-tuning does not act; 1=Perform self-tuning and the others are not available. 693 + 694 +bit6: 0=Two-segment self-tuning does not act; 1=Perform two-segment self-tuning (bit4 must set to 1) 695 + 696 +bit7: 0=Three-segment self-tuning does not act; 1=Perform three-segment self-tuning (bit4 must set to 1) 697 + 698 +Bit15: The instruction initialization flag bit. When initialization is complete, it is set to 1. 699 +))) 700 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps308.png]]+2|Maximum rate of increase (DeltaT)|Range: 0 to 32000. Threshold of integral increment 701 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps309.png]]+3|Proportional gain (Kp)|Range: 0 to 32767. This value is magnified 256 times and the actual value is Kp/256. 702 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps310.png]]+4|Integral gain (Ki)|Range: 0 to 32767, Ki=16384Ts/Ti,Ti is integral time 703 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps311.png]]+5|Differential gain (Kd)|Range: 0 to 32767, Kd≈Td/Ts, Td is differential time 704 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps312.png]]+6|Filter constant (Co)|Range: 0 to 1023, Integral partial filtering. 705 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps313.png]]+7|Output lower limit|Recommended setting range: -2000 to 2000 706 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps314.png]]+8|Output upper limit|Recommended setting value: 2000. When the upper and lower limits are both 0, the upper limit becomes 2000 and the lower limit becomes 0. 707 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps315.png]]+9|Reserved|Reserved for internal use 708 +|┇|┇|┇ 709 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps316.png]]+35|Reserved|Reserved for internal use 710 + 711 +Parameter space corresponding to the self-tuning time 712 + 713 +|**Unit**|**Function**|**Description** 714 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps317.png]]|Sampling time (TS)|Range: 1 to 32767 (ms). It must be longer than PLC program scan cycle. 715 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps318.png]]+1|Control flag bit|((( 716 +bit0: 0=Forward action; 1=Reverse action 717 + 718 +bit3: 0=one-way; 1=two-way 719 + 720 +bit4: 0=Self-tuning does not act; 1=Perform self-tuning and the others are not available. 721 + 722 +bit6: 0=Two-segment self-tuning does not act; 1=Perform two-segment self-tuning (bit4 must set to 1) 723 + 724 +bit7: 0=Three-segment self-tuning does not act; 1=Perform three-segment self-tuning (bit4 must set to 1) 725 + 726 +Bit15: This instruction initializes the flag bit. When initialization is complete, the position is set to 1. 727 +))) 728 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps319.png]]+2|Sampling time of PID running after self-tuning|Setting range: 1 to 32767 ms(). When Ts≦0, Ts=3000 729 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps320.png]]+3|Coefficient ukp for PID parameter calculation|Setting range: 0 to 500. When ukp≦0, ukp=100; When ukp≧500, ukp=500. 730 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps321.png]]+4|Coefficient uki for PID parameter calculation|Setting range: 0 to 32767. When uki≦0, uki=50. 731 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps322.png]]+5|Coefficient ukd for PID parameter calculation|Setting range: 0 to 32767. When ukd≦0, ukd=50. 732 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps323.png]]+6|Reserved|Reserved 733 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps324.png]]+7|Output lower limit|Recommended setting range: -2000 to 2000 734 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps325.png]]+8|Output upper limit|Recommended setting value: 2000. When the upper and lower limits are both 0, the upper limit becomes 2000 and the lower limit becomes 0. 735 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps326.png]]+9|Reserved|Reserved for internal use 736 +|┇|┇|┇ 737 +|[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps327.png]]+35|Reserved|Reserved for internal use 738 + 739 +**Error code** 740 + 741 +|**Error code**|**Content** 742 +|4085H|Read application instruction (S1), (S2), (S3) and (d) output results exceed the range of device. 743 +|4086H|The devices specified in write application instruction (S3) and (d) exceed the range of the corresponding device. 744 +|4DB0H|Sampling time (Ts) exceeds the range the object (Ts≦0) 745 +|4DB1H|Output filter constant (Co) exceeds the range the object (Co<0 or Co>1023) 746 +|4DB2H|Maximum rate of increase (DeltaT) exceeds the range the object (deltaT<0 or deltaT>32000) 747 +|4DB3H|Proportional gain (Kp) exceeds the range the object (Kp≦0) 748 +|4DB4H|Integral gain (Ki) exceeds the range the object (Ki≦0) 749 +|4DB5H|Differential gain (Kd) exceeds the range the object (Kd≦0) 750 +|4DB6H|Sampling time (Ts) < operation cycle 751 + 752 +**Example** 753 + 754 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps328.png]] 755 + 756 +[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps329.png]] 757 + 758 + 759 +== **LAGCDL Large time-delay temperature control instruction** == 760 + 761 +**LAGCDL** 762 + 626 626 This instruction is used to perform large time-delay system temperature control that changes the output value according to changes in the input. 627 627 628 628 -[LAGCDL (s1) (s2) (s3) (d)] ... ... @@ -637,7 +637,7 @@ 637 637 638 638 **Device used** 639 639 640 -|(% rowspan="2" %)**Instruction**|(% rowspan="2" %)**Parameter**|(% colspan=" 24" %)**Devices**|(((777 +|(% rowspan="2" %)**Instruction**|(% rowspan="2" %)**Parameter**|(% colspan="8" %)**Devices**|((( 641 641 **Offset** 642 642 643 643 **modification** ... ... @@ -646,29 +646,29 @@ 646 646 647 647 **extension** 648 648 ))) 649 -|** X**|**Y**|**M**|**S**|**SM**|**T(bit)**|**C(bit)**|**LC(bit)**|**HSC(bit)**|**D.b**|**KnX**|**KnY**|**KnM**|**KnS**|**T**|**C**|**D**|**R**|**SD**|**LC**|**HSC**|**K**|**H**|**E**|**[D]**|**XXP**650 -|(% rowspan="4" %)LAGCDL|Parameter 1| | | | | | | | | | | | | | | | |●|●|●| | | | | | |651 -|Parameter 2| | | | | | | | | | | | | | | | |●|●|●| | | | | | |652 -|Parameter 3| | | | | | | | | | | | | | | | |●|●|●| | | | | | |653 -|Parameter 4| | | | | | | | | | | | | | | | |●|●|●| | | | | | |786 +|**D**|**R**|**SD**|**LC**|**HSC**|**K**|**H**|**E**|**[D]**|**XXP** 787 +|(% rowspan="4" %)LAGCDL|Parameter 1|●|●|●| | | | | | | 788 +|Parameter 2|●|●|●| | | | | | | 789 +|Parameter 3|●|●|●| | | | | | | 790 +|Parameter 4|●|●|●| | | | | | | 654 654 655 655 **Features** 656 656 657 657 This instruction is to complete large time-delay system control operation, and used to control the parameters of the closed-loop control system. 658 658 659 -[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps244.png]]796 +[[image:1758111592778-873.png]]is the target value of CCPID SHT control (SV). 660 660 661 -[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps245.png]]798 +[[image:1758111614838-309.png]]is the measured feedback value (PV). 662 662 663 -[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps246.png]]800 + [[image:1758111642557-547.png]]is the start address of the cache where the parameters required by LAGCDL operation and intermediate results are saved, 664 664 665 665 occupying a total of 634 variable units of subsequent addresses. The value range is from D0 to D7974 or from R0 to R35000. It is better to specify power failure retention, and the setting value remains after power supply is off. Otherwise, the cache needs to be assigned value before starting the calculation for the first time. The function and parameter description of each unit are described in this section. 666 666 667 -[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps247.png]] is the storage unit of the LAGCDL calculation result. Please specify it as a non-battery retentive area, otherwise it needs to be initialized and cleared before the first start of calculation.804 +[[image:1758111693192-390.png]] is the storage unit of the LAGCDL calculation result. Please specify it as a non-battery retentive area, otherwise it needs to be initialized and cleared before the first start of calculation. 668 668 669 669 **Programming example** 670 670 671 -[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps248.jpg]]808 +[[image:1758111738993-165.png||height="64" width="430"]] 672 672 673 673 The parameter description is as follows: 674 674 ... ... @@ -678,15 +678,15 @@ 678 678 679 679 D100 unit is used to store the calculated control output value to control the execution of the action. 680 680 681 -[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps249.png]] to [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps250.png]]+15 is the parameter range that can be set (parameters set when LAGCDL is executed). [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps251.png]]+28 to [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps252.png]]+631 is the historical data space for LAGCDL control internal use. [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps253.png]]+4 to [[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps254.png]]+27 is the parameter space used in the self-tuning process. (This space is multiplexed with the parameter space during control)818 +[[image:1758111862269-781.png]] to [[image:1758111862269-781.png]]+15 is the parameter range that can be set (parameters set when LAGCDL is executed). [[image:1758111862269-781.png]]+28 to [[image:1758111862269-781.png]]+631 is the historical data space for LAGCDL control internal use. [[image:1758111862269-781.png]]+4 to [[image:1758111862269-781.png]]+27 is the parameter space used in the self-tuning process. (This space is multiplexed with the parameter space during control) 682 682 683 -The functions and setting methods of the parameter values of each unit started by [[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps255.png]] are described in the following table:820 +The functions and setting methods of the parameter values of each unit started by [[image:1758111862269-781.png]] are described in the following table: 684 684 685 685 686 686 687 -|**Unit**|**Function**|**Description** 688 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps256.png]]|Sampling time (TS)|Range: 1 to 32767 (ms). It must be longer than PLC program scan cycle.689 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps257.png]]+1|Control flag bit|(((824 +|(% style="width:108px" %)**Unit**|(% style="width:230px" %)**Function**|**Description** 825 +|(% style="width:108px" %)[[image:1758111862269-781.png]]|(% style="width:230px" %)Sampling time (TS)|Range: 1 to 32767 (ms). It must be longer than PLC program scan cycle. 826 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+1|(% style="width:230px" %)Control flag bit|((( 690 690 bit0: 0=Forward action; 1=Reverse action 691 691 692 692 bit1: Overshoot power limit output enable bit. 0=no limit; 1=limited ... ... @@ -699,32 +699,32 @@ 699 699 700 700 Bit15: The instruction initializes the flag bit. When initialization is complete, it is set to 1. 701 701 ))) 702 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps258.png]]+2|Output lower limit|Range: -32000 to 32000. Recommended setting range: -2000 or 0.703 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps259.png]]+3|Output upper limit|Range: 0 to 32000. Recommended setting value is 2000. When the upper and lower limits are both 0, the upper limit becomes 2000 and the lower limit becomes 0.704 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps260.png]]+4|Full power output boundary|The suggested value can be obtained by self-tuning, and can also be adjusted according to the actual situation.705 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps261.png]]+5|Half-power output boundary|The suggested value can be obtained by self-tuning, and can also be adjusted according to the actual situation.706 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps262.png]]+6|Stop output boundary|The suggested value can be obtained by self-tuning, and can also be adjusted according to the actual situation.707 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps263.png]]+7|The maximum rate of increase of the controlled system|Given by self-tuning708 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps264.png]]+8|The lagged time of the controlled system|Given by self-tuning. Unit: s709 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps265.png]]+9|The time constant of the controlled system|Given by self-tuning. Unit: s710 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps266.png]]+10|Ideal closed-loop time constant|Given by self-tuning. Unit: s711 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps267.png]]+11|Ideal closed-loop sampling time|Given by self-tuning. This parameter can be adjusted during the control process. Unit: s712 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps268.png]]+12|Maximum temperature difference during setting|Given by self-tuning. (for your reference)713 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps269.png]]+13|The temperature difference between the residual heat and temperature rise|Given by self-tuning. (for your reference)714 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps270.png]]+14|Heating time|Given by self-tuning. (for your reference)715 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps271.png]]+15|Setting time|Given by self-tuning. (for your reference)716 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps272.png]]+16|(% rowspan="3" %)Self-tuning use space|(% rowspan="3" %)Reserved for internal use717 -|┇ 718 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps273.png]]+27719 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps274.png]]+28|Current temperature difference|Used during control720 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps275.png]]+29|Previous temperature difference|Used during control721 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps276.png]]+30|The 1st operation flag bit|Used during control722 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps277.png]]+31|Number of valid history outputs|Used during control723 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps278.png]]+32|(% rowspan="3" %)Historical output data|(% rowspan="3" %)Used during control724 -|┇ 725 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps279.png]]+631726 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps280.png]]+632|(% rowspan="2" %)Previous sampling time stamp|(% rowspan="2" %)Reserved for internal use727 -|[[image: file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps281.png]]+633839 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+2|(% style="width:230px" %)Output lower limit|Range: -32000 to 32000. Recommended setting range: -2000 or 0. 840 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+3|(% style="width:230px" %)Output upper limit|Range: 0 to 32000. Recommended setting value is 2000. When the upper and lower limits are both 0, the upper limit becomes 2000 and the lower limit becomes 0. 841 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+4|(% style="width:230px" %)Full power output boundary|The suggested value can be obtained by self-tuning, and can also be adjusted according to the actual situation. 842 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+5|(% style="width:230px" %)Half-power output boundary|The suggested value can be obtained by self-tuning, and can also be adjusted according to the actual situation. 843 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+6|(% style="width:230px" %)Stop output boundary|The suggested value can be obtained by self-tuning, and can also be adjusted according to the actual situation. 844 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+7|(% style="width:230px" %)The maximum rate of increase of the controlled system|Given by self-tuning 845 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+8|(% style="width:230px" %)The lagged time of the controlled system|Given by self-tuning. Unit: s 846 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+9|(% style="width:230px" %)The time constant of the controlled system|Given by self-tuning. Unit: s 847 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+10|(% style="width:230px" %)Ideal closed-loop time constant|Given by self-tuning. Unit: s 848 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+11|(% style="width:230px" %)Ideal closed-loop sampling time|Given by self-tuning. This parameter can be adjusted during the control process. Unit: s 849 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+12|(% style="width:230px" %)Maximum temperature difference during setting|Given by self-tuning. (for your reference) 850 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+13|(% style="width:230px" %)The temperature difference between the residual heat and temperature rise|Given by self-tuning. (for your reference) 851 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+14|(% style="width:230px" %)Heating time|Given by self-tuning. (for your reference) 852 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+15|(% style="width:230px" %)Setting time|Given by self-tuning. (for your reference) 853 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+16|(% rowspan="3" style="width:230px" %)Self-tuning use space|(% rowspan="3" %)Reserved for internal use 854 +|(% style="width:108px" %)┇ 855 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+27 856 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+28|(% style="width:230px" %)Current temperature difference|Used during control 857 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+29|(% style="width:230px" %)Previous temperature difference|Used during control 858 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+30|(% style="width:230px" %)The 1st operation flag bit|Used during control 859 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+31|(% style="width:230px" %)Number of valid history outputs|Used during control 860 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+32|(% rowspan="3" style="width:230px" %)Historical output data|(% rowspan="3" %)Used during control 861 +|(% style="width:108px" %)┇ 862 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+631 863 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+632|(% rowspan="2" style="width:230px" %)Previous sampling time stamp|(% rowspan="2" %)Reserved for internal use 864 +|(% style="width:108px" %)[[image:1758111862269-781.png]]+633 728 728 729 729 **Error code** 730 730 ... ... @@ -739,8 +739,9 @@ 739 739 740 740 **Example** 741 741 742 -[[image:file:///C:\Users\Administrator\AppData\Local\Temp\ksohtml11524\wps282.png]] 743 743 880 +(% style="text-align:center" %) 881 +[[image:企业微信截图_17581120459254.png]] 744 744 745 745 == **PRUN/Octal digit transmission (16-bit data)** == 746 746
- 1758111151287-920.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +7.0 KB - Content
- 1758111592778-873.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +2.3 KB - Content
- 1758111614838-309.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +2.0 KB - Content
- 1758111642557-547.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +2.2 KB - Content
- 1758111693192-390.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +2.0 KB - Content
- 1758111738993-165.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +13.6 KB - Content
- 1758111862269-781.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +2.3 KB - Content
- wps291.jpg
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +42.2 KB - Content
- 企业微信截图_17581105436817.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +9.7 KB - Content
- 企业微信截图_17581120459254.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Iris - Size
-
... ... @@ -1,0 +1,1 @@ 1 +42.1 KB - Content