Bender ISOMETER iso1685FR, Manual

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Device communication
34 iso1685FR(M)_D00002_02_M_XXEN/06.2017
6.1.6 Alarm and operating messages via the BMS bus
Messages are transmitted to a maximum of 12 BMS channels. All alarm and operating messages that may occur
are described below.
6.1.6.1 Alarm messages
6.1.6.2 Operating messages
Alarm Channel Meaning
Insulation fault alarm Ze/kΩ 1
Insulation impedance < response value Z
an
(Active measuring method)
Alarm coupling 4 Terminal L1 and/or terminal L2 is not connected
Alarm E/KE 5 E-KE connection is not available
Device error alarm 7 Internal device error
U
N-PE
alarm
(Star point/earth)
8
Voltage U
N-PE
> response value U
an
(Passive measuring method)
Overtemperature coupling
terminal L1
10 Temperature of the coupling L1 > 150 °C
Overtemperature coupling
terminal L2
11 Temperature of the coupling L2 > 150 °C
Alarm Channel Meaning
Insulation impedance
Z
e
/kΩ
1
Insulation impedance ≥ response value Z
an
System leakage capacitance
C
e
/n
F
2
Leakage capacitance C
e
in nF
Insulation resistance
R
e
/kΩ
3
Insulation resistance R
e
in kΩ
Proposal C
eto-set
6 Proposal for the system capacitance
Voltage U
N-PE
(Star point/earth)
8
Voltage U
N-PE
Temperature coupling L1 10 Temperature of the coupling L1 > 150 °C
Temperature coupling L2 11 Temperature of the coupling L2 > 150 °C
Method of shutdown
12
Method by which the shutdown has occurred
• Active method
• Passive method
• Interference detection