Connections - Bender ISOMETER iso1685DP-425 Manual
Insulation monitoring device for unearthed ac, ac/dc and dc power supplies it systems
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Also See for ISOMETER iso1685DP-425:
- Manual (57 pages) ,
- Quick start manual (8 pages) ,
- Quick start manual (8 pages)
Table of Contents
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Device overview
4.2 Connections
I2+ I2- I1+ I1-
I2+ I2- I1+ I1-
I2+,I2- / I1+, I1-
CAN1
RS485 Term. off / on
A, B, S
k, I, kT, IT
31, 32, 34
21, 22, 24
11, 12, 14
E / KE
A1, A2
L1/+
isoxx1685Dx-x25_D00272_07_M_XXEN/09.2022
CAN 1
RS-485
CAN 2
Term.
off on
A B S
A
digital Inputs
/
no function
CAN2
RS-485 termination
RS-485 bus connection (A,B) Protocol: BMS
S= PE potential Connect one end of shield
no function
Relay output for internal device errors (LED SERVICE)
Relay output for alarm 2 insulation faults
Relay output for alarm 1 insulation faults
Separate connection of E (earth) and KE (reference) to PE.
Connect both to PE
Supply voltage U
Connection via fuses, 2 A each
Connection to L1/+ of the IT system via 1 A fuse
L2/-
Connection to L2/- of the IT system via 1 A fuse
K3
k l kT IT
31 32 34
21 22 24
B
S
k
I
kT
IT
31
32 34
21
L1/L+
L2/L-
L1/+
L2/-
upper graphic
DC 24 V Arbitrary polarity
s
lower graphic
K2
K1
E KE
11 12 14
22 24
11 12 14
E
KE
A1 A2
A1 A2
19
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