ABB REF542plus - Remote HMI Self Test

REF 542plus switchbay protection and control unit
Manual Part 3: Installation and Commissioning
1VTA100004-en DMS,2001-10-04 REF542plus: Installation and Commissioning 47 / 80
Figure 25: Calibration of channel 4 with wrong connections phases to X80
At the end of the calibration procedure it must be verified that all the configured chan-
nels has been configured and the phase error check reports no errors.
Caution At the end of the calibration phases the Jumper X12 must be removed.
6.4 Remote HMI self test
The following test procedure is applicable since the implementation of the software
version 4B 01. To carry out the test the following steps must be done:
Connect the power supply to the connector X10. Take care of the voltage level of the
HMI.
Switch on the power supply of the HMI Local Control Unit.
The connection to the Central Unit shall be removed.