Bender ISOMETER isoGEN423 Manual page 37

Alarm assignment of the relays
Several alarms can be assigned to each relay. For the assignment to each relay, a 16-bit register is used with the
bits described below. The following table applies to relay 1 and relay 2, in which 'x' stands for the relay number.
A set bit activates the specified function.
Bit
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Display indication
Reserved
x Err
rx
+R1 <
rx
–R1 <
rx
+R2 <
rx
–R2 <
rx
U < V
rx
U > V
rx
test
S.AL
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
When reading, always 0
When writing, any value.
Device error E.xx
Prewarning R1
Fault R at L1/+
F
Prewarning R1
Fault R at L2/–
F
Alarm R2
Fault R at L1/+
F
Alarm R2
Fault R at L2/–
F
Message U - undervoltage
n
Message U - overvoltage
n
Manually started self test
Device start with alarm
When reading: 0;
When writing: any value
When reading: 0
When writing: any value
When reading: 0;
When writing: any value
When reading: 0;
When writing: any value
When reading: 0;
When writing: any value
When reading: 0;
When writing: any value
isoGEN423_D00221_05_M_XXEN
ISOMETER® isoGEN423
Meaning
37