Liquiline CM44P
Electrical connection
Hauser
45
6.5.2
Connection via M12 connector (field device only)
PROFIBUS DP
M12 Y-section
Wiring in M12 Y section
Pin assignment in connector and
socket
RD
GN
P0V
P5V
82
81
J1
P2
P1
96
95
99
65
M12 connection
P2
J1
1
2
3
4
5
1
2
3
4
5
P1
1
2
3
4
5
66
Wiring
1
2
3
4
5
2
1
4
3
5
67
Connector (left) and socket
(right)
1
P5V, 5 V power supply for
external terminating resistor
2
A
3
P0V, reference potential for
P5V
4
B
5
n.c., not connected
*
Shielding
When using the M12 Y-section, the maximum data transfer rate is limited to
1.5 MBit/s. For direct wiring, the maximum data transfer rate is 12 MBit/s.
Modbus RS485
M12 Y-section
Wiring in M12 Y section
Pin assignment in connector and
socket
RD
GN
P0V
P5V
82
81
J1
P2
P1
96
95
99
68
M12 connection
P2
J1
1
2
3
4
5
1
2
3
4
5
P1
1
2
3
4
5
69
Wiring
1
2
3
4
5
2
1
4
3
5
70
Connector (left) and socket
(right)
1
P5V, 5 V power supply for
external terminating resistor
2
A
3
P0V, reference potential for
P5V
4
B
5
n.c., not connected
*
Shielding