Bender ISOMETER iso1685DP-425 Manual page 70

9.1.7 Alarm and operating messages via the BMS bus
Messages are transmitted to a maximum of 12 BMS channels. All alarm and operating messa-
ges that may occur are described below.
9.1.7.1 Alarm messages
Alarm
Alarm 1 (insulation fault)
Alarm 2 (insulation fault)
System connection
Connection PE
Device error
Start insulation fault location
(isoxx1685DP only)
Overtemperature coupling
Overtemperature coupling
Overtemperature PGH
(isoxx1685DP only)
9.1.7.2 Operating messages
Alarm
Insulation resistance
Insulation resistance
Leakage capacitance
Mains voltage
Partial voltage U+/PE
Partial voltage U-/PE
PGH current
(isoxx1685DP only)
Temperature coupling
Temperature coupling
Temperature PGH
(isoxx1685DP only)
70
Channel
Insulation resistance "Prewarning"
1
(Value < response value 1, R
Insulation resistance "Alarm"
2
(Value < response value 2, R
4 Connection fault system
5 Connection fault earth
7 Internal device error
9 The insulation fault location is started
10 Overtemperature coupling terminal L1/+
11 Overtemperature coupling terminal L2/–
12 Overtemperature of the locating current injector
Channel
1
2
4
5
6 Current partial voltage terminal L1/+ to earth
7 Current partial voltage terminal L2/– to earth
Current PGH locating current (when EDS system is
8
10 Current temperature of the coupling L1/+
11 Current temperature of the coupling L2/–
12 Current temperature of the locating current injector
Description
F
F
Description
Current insulation resistance R
(when R > (R + hysteresis))
F an1
Current insulation resistance R
(when R > (R + hysteresis))
F an2
Leakage capacitance C
Current system voltage U
active)
isoxx1685Dx-x25_D00272_07_M_XXEN/09.2022
Device communication
< R )
an1
< R )
an2
F
F
in nF, μF
e
N