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SG+ & SG- are for RS-485 communication wiring
For multi-pump communication application, we could only connect SG+ ,SG-
,GND(option) with customized RJ45 or RJ11 cable, or use CAT5 cable cutting off
pin2(EV). CAT5 A or B cross-over cables cannot work.
Q What is DEV fault?
A DEV means the PID feedback deviates too much from the setpoint. The level and time
can be set in Pr10-12/10-13 and when it is exceeded the display shows the warning
[Dev]. Pr03-00=16 activates in this case the relay.
Pr06-08
Q How to activate the relay in case of a warning?
A Set Pr03-00=20. Please refer to the Sensorless Vector Control Micro Drive VFD-EL
Series User manual for further information.
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