Memory Setting (On/Off); Current Output For External Measuring Instruments; (Irdh275B) - Bender ISOMETER IRDH275 Handbuch

Operation and setting
6.4.3

Memory setting (on/off)

Memory: on
Memory: off
6.4.4

Current output for external measuring instruments

(IRDH275B)

Factory setting: 0...20 mA
The current output of the IRDH275 can be set to "0...20 mA" or "4...20 mA" via
the menu point "M+/M-:". The maximum load is 500 Ω.
Function 0...20 mA:
R = insulation fault, I= current in mA
F
Function 4...20 mA:
R = insulation fault, I= current in mA
F
The associated characteristic curves are illustrated on page 83.
IRDH275_D00122_03_M_XXEN/05.2017
During the automatic self test, the alarm relays are not
switched over.
When a device fault occurs at the ISOMETER®, the relay K2
will automatically be activated as a device fault relay.
= Fault memory is activated
The device must be reset with the RESET button after
clearing the fault.
= Fault memory deactivated (factory setting)
Ω
Ω
Ω
Ω
53