Operation and setting
67
IRDH575_D00089_05_M_XXEN/01.2020
Op.mode
Use this menu option to determine the operating mode of the 12 channel-re-
lated alarm relays of an EDS490 / EDS491; Factory setting = N/O.
6.7.3 Relay
Use this menu to set the parameters for common alarm and system fault alarm
at the relays of EDS46… and EDS49. The following parameters have an effect
on that device the BMS address and the associated alarm relay of which are
being displayed. Set the address and the respective relay /1,2) in order to se-
lect the appropriate device.
Op.mode
Use this menu option to set the operating mode of the common relays for
alarm 1 and alarm 2. Factory setting: Relay 1 = N/O, Relay 2 = N/C.
ALARM
Use this menu option to assign an occurring EDS alarm to one or both EDS
alarm relays. Factory setting for Relay 1/2 = on.
Dev. Error
Use this menu option to assign an occurring EDS device fault alarm to one or
both EDS alarm relays. Factory setting. Relay 1 = off, Relay 2 = on.
In case of fault the following fault messages appear on the display of the
IRDH575:
no CT (measuring current transformer not connected)
short (measuring current transformer short-circuited)
AC residual> 1 A (EDS461 /EDS491)
AC residual> 10 A (EDS460 /EDS490)
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