Bender EDS460 - Working in Operating Mode; Standard Display; Alarms and Their Effects

Operation
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TGH1394en/05.2007
6.3 Working in operating mode
6.3.1 Standard display
In operating mode, the EDS... waits for insulation fault location to begin.
The schematic representation shows that no alarm message exist on all
of the 12 channels( ).
The EDS...-L displays its BMS bus address (e.g. 02). Only the green
"Power ON" LED is lit.
6.3.2 Alarms and their effects
Possible causes of alarm messages include:
 Insulation faults or residual currents > 10 A (EDS460/490) or > 1A
(EDS461/491).
 A measuring current transformer or measuring current transformer
connection fault.
 Device error
The EDS... signals alarm or device error:
 "ALARM 1" LED lights up if the residual current is: > 10 A (EDS460/490)
or > 1 A (EDS461/491) or in the event of a CT connection fault.
8 Alarm-LEDs "1…12" light up if an insulation fault has been
detected in the relevant measuring channel. They flash in case of
interruption of a CT circuit or in case of a short circuit in a CT cir-
cuit.
9 Digital display for device address and error codes.

k 1 2 3 4 5 6 7 8 9 10 11 12