ABB REU 523 Technical Reference Manual page 44

REU 523
44
Combined Overvoltage and Undervoltage Relay
Technical Reference Manual
Control parameters
Table 4.1.10.4-7 Control parameters
Description
Unlatching output contacts
Clearing registers and unlatching
output contacts
Rated frequency
Nominal voltage
Remote control of settings
Non-volatile memory settings
Event mask for U> and U>>
Event mask for U< and U<<
Event mask for output contacts'
events
Event mask for the disturbance
recorder and the HMI password
Entering the SPA password for
settings
Changing the SPA password or
reinstating the password
protection
Changing the HMI password
Activating the self-supervision
LED test for start and trip
indicators
Default settings
Internal fault code
Unit address of the relay
Data transfer rate, kbps
Rear communication
Relay serial number
CPU serial number
Article number
Test date
Software number
Software revision
Date reading and setting
(RED 500 format)
Time reading and setting
(RED 500 format)
Reading of an event register
Parameter R, W Value
V101 W 1 = unlatch
V102 W 1 = clear and unlatch
V133 R, W (P) 50=50 Hz
60=60 Hz
V134 R, W (P) 100, 110, 115, 120 (V)
V150 R, W 0 = setting group 1
1 = setting group 2
V152 R, W 0...31
V155 R, W
0...255, see Event codes
V156 R, W
0...255, see Event codes
V157 R, W
0...255, see Event codes
V158 R, W 0...7, see Event codes
V160 W 1...999
V161 W (P) 1...999
V162 W 1...999
999 = password disabled
V165 W 1 = the self-supervision output
contact is activated and the
READY indicator LED starts to
blink
0 = normal operation
V166 W (P) 0 = start and trip LEDs off
1 = trip LED on, start LED off
2 = start LED on, trip LED off
3 = start and trip LEDs on
V167 W (P) 2 = restore factory settings
V169 R 0...255
V200 R, W 1...254
V201 R, W 4.8 or 9.6
V202 W 1 = rear connector activated
V230 R ERxxxxxx
V231 R MRxxxxxx
V232 R 1MRS091409-BAA
V233 R YYYYMMDD
V234 R 1MRS118017
V235 R A...Z
V250 R, W YY-MM-DD
V251 R, W HH.MM; SS.sss
L R Time, channel number and
event code
1MRS 750942-MUM