GESTRA NRR 2-40 - System Malfunction 1; System Malfunction 2

37
LEDs 1 – 4 are flashing slowly.
MIN / MAX alarm.
Fault: The admissible temperature in the electrode terminal box is exceeded!
Remedy: Insulate the electrode flange against thermal radiation.
LEDs 1 and 4 are flashing rapidly.
MIN / MAX alarm.
As soon as the temperature falls below the max. admissible limit, the equipment automatically switches
back to normal operating mode.
Fault: The CAN bus line between the devices is interrupted.
Remedy: Check wiring and terminals. Restart system.
Fault : The node IDs are wrong.
Remedy: Establish node IDs as specified in section “Basic Settings”.
Cut off power supply and restart system after 5 sec.
System malfunction 1
System malfunction 2
LEDs are flashing slowly
LEDs are flashing rapidly
1
2
3
4
Te st
P
1
2
3
E
4
MAX
MIN
W
X
W
+
-
GESTRA
NRR 2-40
1
2
3
4
Te st
P
1
2
3
E
4
MAX
MIN
W
X
W
+
-
GESTRA
NRR 2-40
System malfunctions – continued –