RT9 Powershelf
Rectifier Technologies
158-1806-01.doc
28
2-Mar-06
Alarm Name
Comments
LED
Cell %dev Low
One or more cells being monitored by BCM is too low % deviation from
the mean battery cell voltage
A
Range SMR
SMR parameter range error. MiniCSU-3 could not overwrite values
A
Site Monitor
Alarm present from the site monitor module. See site monitor menu for
details of alarm channel.
A
Battery Disch
Batteries are discharging
A
Disch Tst Fail
Battery discharge test failed to reach a programmed end point
A
Bat Disch Low
Alarm flags only if the system voltage falls below Discharge Alarm level
while the battery is discharging
A
Lo Electrolyte
Alarm generated for NiCad batteries using special sensor and software
A
SMR Comms Fail
One or more of SMRs are not responding
A
Amb Temp High
Ambient temperature higher than preset limit
A
Batt Temp High
Battery temperature higher than preset limit
A
Batt Temp Sens
Battery temperature sensor not connected or failure
A
Batt I-Limit
Battery charging current is being limited to preset value
A
Bat Sym Alarm
Battery discharge currents from battery strings not sharing load equally
A
Earth Leak Alarm
Earth leakage current greater than the limit set
A
Equalise
System is in equalise mode
A *
R = red LED on
A = amber LED flashing
* not flashing
5.2.4 User programmable relay functions
Units are shipped with factory default relay assignments (see below). The relay logic of
the default settings is contact closure on an active alarm. Relay functions can be re-
assigned only from a PC running monitoring program WinCSU-2 (either through the front
panel USB or remote communications port). Refer to WinCSU-2 Help for instructions.
Relay Default Assignments
1 2 3 4 5
Not Assigned
Not Assigned
HV Shutdown
General Alarm
SMR Shutdown
Customer Relay Assignments
(User to complete)