IMM 8001/8002 – Digital Motor Protection Relay
ICE / CEE
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IMU307-1 GB Ind. B
20
Loop diagram
3.11. COMMUNICATION CONNECTION (DB9 FRONT SOCKET)
This connection is provided for use of parameter assignment aiding software PROSETTING
(please consult us).
Connection diagram
A
RS232 / RS485
converter
9
5
8
3
2
1
6
Communication
socket DB9
at rear of relay
PC
B
150
A
B
B
A
A
B
IMM N° 1
9
5
8
3
2
1
6
Communication
socket DB9
at rear of relay
A
B
IMM N° X
GND
Ω
Ω
150
150
Ω
1
2
3
4
5
6
9
Rx
Tx