Settings
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isoxx1685Dx-x25_D00272_07_M_XXEN/09.2022
8.2 (2.4.1) Channel
Before configuring a measuring channel, it must be activated. Select which measuring chan-
nel should be activated and configure.
Navigate to the required selection point using the and buttons. Confirm selection by
pressing "OK". Activate the selected measuring channel using the button and navigate to
its setting options.
8.2 (2.4.1.1) Current transformers
Set the used current transformer (CT).
8.2 (2.4.1.2) CT monitoring
Enable or disable the CT monitoring.
If CT monitoring is enabled, an alarm is signalled as soon as a fault occurs on a current trans-
former of an activated channel (short circuit or interruption).
8.2 (2.4.1.3) Response value I
∆L
Set the response value for I
∆L
(main alarm for insulation fault location) between 200 µA and 10
mA. The response value must be below the set locating current (refer to 6.3.7 "Setting the EDS
current (isoxx1685DP only)" on page 33
).
•Select all All channels are selected.
•No selection No channel is selected.
•Invert selection The current selection is inverted.
•Channel 1 (BS 2/1) A single channel is selected.
•Channel 2 (BS 2/2)
•Channel 3 (BS 2/3)
•Type A W…/WR…/WS…/
W/WS8000
•Type AB W…AB (type AB depends on the variant)
•on CT monitoring is enabled
(the current transformers are monitored).
•off CT monitoring is disabled (the current transformers are not monitored).
CAUTION
The permissible response value and the response sensitivity depend on the
connected EDS (EDS440x or EDS441x).
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