Changes for page 4 Common function of VB
Last modified by Theodore Xu on 2025/02/27 09:58
From version 23.1
edited by Theodore Xu
on 2024/04/09 17:26
on 2024/04/09 17:26
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To version 18.1
edited by Theodore Xu
on 2024/04/09 15:18
on 2024/04/09 15:18
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There is no comment for this version
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... ... @@ -355,27 +355,26 @@ 355 355 356 356 = **Constant pressure water supply** = 357 357 358 -The following example uses a current sensor to simulate a water pressure test, the sensor specification is 4-20mA current signal, the range is 16 bar. use the sensor to connect to the AI2 terminal port of the VB. 359 -Firstly please check the software version of **F7.11**, **F7.11 **is software version, if the **F7.11 **is greater than 2.064, please use A4 parameter group, A4 parameter group is special parameter for constant pressure water supply project. 360 -F0.20=1 Factory data reset 358 + 359 +The following example uses a current transducer to simulate a water pressure test, the transducer specification is 4-20mA current signal, the range is 16 bar. use the transducer to connect to the AI2 terminal port of the VB. 360 +Please check the software version of F7.11 inverter first, if the software version is greater than 2.064, please use A4 parameter group, A4 parameter group is special parameter for constant pressure water supply project. 361 +F0.20=1 factory data reset 361 361 A4.00=1 362 -A4.01= Set pressure363 +A4.01=set pressure 363 363 A4.03=Sensor range 364 364 A4.04=0 365 365 366 366 If the value of F7.11 is less than or equal to 2.064, use PID parameter group F9. 367 -F0.20=1 Factory data reset368 +F0.20=1 factory data reset 368 368 F0.03=8 369 369 F5.23=2 370 370 F9.01=Upper limit water pressure 371 371 F9.02=1 (AI2) 372 372 F9.28=1 373 -F9.29= Targetvalue374 +F9.29=Set pressure 374 374 F9.31=Lower limit water pressure 376 +In the parameter setting of group F9, 20mA is the maximum value of the transducer with a range of 16bar, and F9.01/F9.29/F9.31 are the setting parameters for the water pressure in the VB in percentage. For example when the inverter is required to keep the pressure at 8bar, modify F9.29=50%. F9.01 is the upper limit of water pressure setting, it needs to be greater than or equal to F9.29, it is recommended to set F9.29=F9.01 375 375 376 - 377 -In the parameter setting of group F9, 20mA is the maximum value of the transducer with a range of 16bar, and F9.01/F9.29/F9.31 are the setting parameters for the water pressure in the VB in percentage. For example when the inverter is required to keep the pressure at 8bar, modify F9.29=50%. F9.01 is the upper limit of water pressure setting, it is recommended to set F9.29=F9.01,of course you can set F9.01=80%,it needs to be greater than or equal to F9.29. If when the control effect of the inverter is slow or the descent time is too long, try reducing the integration time: F9.06 = 0.5 or 1.0. 378 - 379 379 = **PID function** = 380 380 381 381 (% style="text-align:center" %)