Reference Manual
BLR-CX-R / BLR-CX-T
Rev. 07
2018-07
26
6.5
500 Setup Alarm
The alarm menu of BLR-CX. Here, all the alarms and monitoring functions can be activated
and the limits configured.
500
Setup Alarm
MENU FUNCTION
RANGE
501
Reset Alarm manually
Yes/No
"YES" Alarms (display and alarm relays) must be reset manually. To
reset upcoming alarms, hold the
(esc) button pressed for 5
seconds.
"NO" As soon as the alarm condition is no longer valid, the alarms
drop out.
502
THD U Alarm
Yes/No
"YES" The set THD threshold under menu "503" is monitored.
Exceeding the set threshold will open the alarm contact and the
display will show the message "
".
"NO" THD is not monitored.
503
THD U Threshold
1...200 %
Input of the threshold for THD monitoring.
504
THD U > Threshold = disconnect steps
Yes/No
"YES" Exceeding the set threshold for THD will switch off all active
steps successive.
Warning: Steps are only switched off when it is set at point 502 to
"YES".
"NO" Exceeding the set threshold follows no action.
505
Interval time before triggers THD U and Temperature threshold 2
1...255 s
Interval time after exceeding the threshold for THD U or temperature
threshold 2.
506
Freeze control if I == 0
Yes/No
"YES" The measuring current drops below 15mA freezes the control.
All active steps remains switched on.
NO" Measuring current falls below 15mA, the controller shuts down
all active steps successive.
507
Service Alarm
Yes/No
"YES" the alarm contact opens when the max set switching cycles for
one or more steps have been exceeded or if the set threshold for
operation hours are reached.
