Device overview
iso1685DP_D00272_02_M_XXEN/07.2017
18
4.2 Connections
I2+ I2- I1+ I1-
I2+ I2- I1+ I1-
CAN 1
CAN 2
RS-485
Term.
off on
A B S
A B S
k l kT IT
k I kT IT
31 32 34
K3
31 32 34
21 22 24
K2
21 22 24
11 12 14
K1
11 12 14
E KE
E KE
A1 A2
A1 A2
I2+
I2–
I1+
I1–
Digital inputs
RS-485 Term.
off
on
CAN 1
CAN 2
No function
A, B, S
RS-485 bus
connection (A,B)
protocol: BMS
S= PE potential
Connect one end of
shield
K
I
kT
IT
No function
31, 32, 34
Relay output for
internal
device errors
(SERVICE LED)
21, 22, 24
Relay output for alarm
insulation fault
11, 12, 14
Relay output for
alarm insulation
fault
E, KE
Separate connection of E (earth) and
KE (reference) to PE.
Connect both to PE
A1, A2
Supply voltage
U
s
DC 24 V
Arbitrary polarity
Connection via fuses, 6 A each
L2/L-
L2/-
L1/L+
L1/+
Coupling terminal L2/–.
Connection to L2/– of the IT system
via 1 A fuse
Coupling terminal L1/+.
Connection to L1/+ of the IT system
via 1 A fuses
Содержание ISOMETER iso1685DP
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