MIB has 1 auxiliary power supply option for different applications (terminals 11, 12, and 13).
Universal (standard) :
100 to 415 Vac, 50 to 60 Hz, 100 to 300 Vdc
Ground
11
L
12 N
13
1A FUSE
Power supply
MIB
4.3 Communication wiring (only MIB 8000C)
MIB uses RS-485 serial communication and the Modbus-RTU protocol.
Communication terminals are A, B, and S (terminals 14, 15, 16).
• A is differential signal +
• B is differential signal –
• S is connected to a shield of twisted pair cable.
RS-485
communication
S
S
MIB
16 S
15 B
14 A
DESIGNER'S HANDBOOK 4189320063D EN Page 13 of 23
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