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Changes for page LX3V-4AD

Last modified by Devin Chen on 2024/11/27 15:04
From version 11.1
edited by Jim
on 2023/08/07 16:26
Change comment: There is no comment for this version
To version 15.1
edited by Mora Zhou
on 2023/11/22 10:05
Change comment: There is no comment for this version

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Author
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1 -XWiki.Jim
1 +XWiki.Mora
Content
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97 97  |Off|Channel closed
98 98  |Lighting|Input analog is in the normal range
99 99  
100 +(% style="text-align:center" %)
101 +[[image:LX3V-4AD_html_5bc4b53029347d0f.png||height="309" width="618" class="img-thumbnail"]]
102 +
103 +
100 100  Please use crimp terminals as indicated on the graph.
101 101  
102 102  The tightening torque should be applied 5 to 8 Kg.cm.
103 103  
104 -(% style="text-align:center" %)
105 -[[image:LX3V-4AD_html_5bc4b53029347d0f.png||height="195" width="400" class="img-thumbnail"]]
106 -
107 107  = **3 Terminal layouts** =
108 108  
109 109  (% style="text-align:center" %)
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327 327  |b11: Averaging error|Number of averaging samples is 4097 or more or 0 or less (default of 8 will be used)|Averaging is normal. (Between 1 and 4096)
328 328  |b12: Adjust prohibit|Prohibit-(b1, b0) of BFM #21 is set to (1, 0)|Permit-(b1, b0) of BFM #21 is set to (0,1)
329 329  
331 +(% class="box infomessage" %)
332 +(((
330 330  **✎Note: **b8, b9 and b13 to b15 are undefined.
334 +)))
331 331  
332 332  **Identification Code BFM #30**
333 333  
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337 337  
338 338  The user’s program in the PC can use this facility in the program to identify the special function block before commencing data transfer from and to the special function block.
339 339  
344 +(% class="box infomessage" %)
345 +(((
340 340  **✎Note: **
341 341  
342 342  * Values of BFM #0, #23 and #24 are copied to EEPROM memory of the LX3V-4AD. BFM #21 and BFM #22 are only copied when data is written to the gain/offset command buffer BFM #22. Also, BFM #20 causes writing to the EEPROM memory. The EEPROM has a life of about 10,000 cycles (changes), so do not use programs which frequently change these BFMs.
343 343  
344 344  * Because of the time needed to write to the EEPROM memory, a delay of 300 ms is required between instructions that cause a write to the EEPROM. Therefore, a delay timer should be used before writing to the EEPROM a second time.
351 +)))
345 345  
346 346  = **5 Defining gain and offset** =
347 347  
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381 381  1. The operational status of the LX3V-4AD is read from BFM #29 and output as bit devices at the LX3V main unit. If there are no errors in the operation of the LX3V-4AD, then the averaged data BFM’s are read.
382 382  1. In the case of this example BFM #5 and #6 are read into the LX3V main unit and stored at D0 and D1. These devices contain the averaged data for CH1 and CH2 respectively.
383 383  
384 -
385 -
386 386  **Using gain and offset in a program**
387 387  
388 388  The gain and offset of the LX3V-4AD can be adjusted using push-button switches on the input terminal of the PC. It can also be adjusted using software settings sent from the PC.
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414 414  
415 415  **High-speed conversion by changing A/D conversion time in a program**
416 416  
417 -[[image:/bin/download/Expansions/1%20Module/Analog/LX3V-4AD/WebHome/6.3-%E5%9B%BE%E7%89%871.png?rev=1.1||alt="6.3-图片1.png"]][[image:/bin/download/Expansions/1%20Module/Analog/LX3V-4AD/WebHome/6.3-%E5%9B%BE%E7%89%871.png?rev=1.1||alt="6.3-图片1.png"]][[image:/bin/download/Expansions/1%20Module/Analog/LX3V-4AD/WebHome/6.3-%E5%9B%BE%E7%89%871.png?rev=1.1||alt="6.3-图片1.png"]]**[[image:6.3-图片1.png]]**
422 +[[image:/bin/download/Expansions/1%20Module/Analog/LX3V-4AD/WebHome/6.3-%E5%9B%BE%E7%89%871.png?rev=1.1||alt="6.3-图片1.png"]][[image:/bin/download/Expansions/1%20Module/Analog/LX3V-4AD/WebHome/6.3-%E5%9B%BE%E7%89%871.png?rev=1.1||alt="6.3-图片1.png"]][[image:/bin/download/Expansions/1%20Module/Analog/LX3V-4AD/WebHome/6.3-%E5%9B%BE%E7%89%871.png?rev=1.1||alt="6.3-图片1.png"]][[image:/bin/download/Expansions/1%20Module/Analog/LX3V-4AD/WebHome/6.3-%E5%9B%BE%E7%89%871.png?rev=1.1||alt="6.3-图片1.png"]][[image:/bin/download/Expansions/1%20Module/Analog/LX3V-4AD/WebHome/6.3-%E5%9B%BE%E7%89%871.png?rev=1.1||alt="6.3-图片1.png"]]**[[image:6.3-图片1.png]]**
418 418  )))
419 419  
420 420  Writing K10 to BFM#15 and set conversion time of all channels as 3ms.
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421 421  
422 422  Writing 1 to BFM#1 and set Channel 1 sample count to 1 to Channel 1 high-speed conversion.
423 423  
424 -= =
425 -
426 426  = **7 Diagnostics** =
427 427  
428 428  **Preliminary checks**