Commissioning
Commissioning ISOMETER® Commissioning EDS Commissioning
ISOMETER® with EDS
6 Test function with suitable resistor
from system to earth, size: 50 % of
the alarm 2 response value
The EDS is fully functional and
correctly connected.
Activate measuring channels in the
ISOMETER® menu:
EDS > Activate channel
7 Remove resistor. The CT connection test runs every
hour indicated by the flashing ON
LED.
Set max. locating current in the
ISOMETER® menu:
EDS > General > Current
■
EDS440…: 10…50 mA
■
EDS441…: 1…5 mA
8 Set “BS address = 1
Master” (corresponds to factory
settings).
If necessary, make further settings
for EDS44… in the ISOMETER® EDS
menu.
9 If necessary, adjust group settings. Test function with suitable resistor
from system to earth, size: 50 % of
the alarm 2 response value
10 The ISOMETER® is fully functional
and correctly connected.
Remove resistor.
11 ISOMETER® and EDS44x are fully
functional and correctly connected.
6.5 Periodic verification
The EDS system monitors itself during operation. We recommend activating the function test on each
connected EDS regularly, e.g. anually; see “Running a test (TEST button)”, page 48.
Observe the applicable national and international standards, which require regular testing of electrical
equipment.
40 EDS44x_D00201_10_M_XXEN/11.2023
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