Deif PPU - Internal CANbus Wiring; Option H2, Modbus RTU

PPM Installation Instructions
DEIF A/S Page 58 of 69
Internal CANbus wiring
The wiring for the internal CANbus communication between units is indicated in the illustration
below.
Option H2, Modbus RTU
Connection with 2-wire screened cable (recommended):
Connect shield to ground at one end only. Shield ends must be insulated with
tape or insulation tubing.
Use shielded twisted cable.
Not used
DATA -
(
B
)
COM
DATA +
(
A
)
Multi-line
29 30 31 32 33 34 35 36
Not used Not used
DATA +
(
A
)
DATA -
(
B
)
Not used
DATA -
(
B
)
COM
DATA +
(
A
)
Multi-line
29 30 31 32 33 34 35 36
Not used Not used
DATA +
(
A
)
DATA -
(
B
)
Not used
DATA -
(
B
)
COM
DATA +
(
A
)
Multi-line
29 30 31 32 33 34 35 36
Not used Not used
DATA +
(
A
)
DATA -
(
B
)
PLC or other device
DATA -
(
B
)
COM DATA +
(
A
)
133
120
131 130 128 133 131 130 128 133 131 130 128
120