Operating Instructions
8
Connection to PME
Sensor
PME
Max. 300 m using
wire of appropriate
cross sectional area
1
2
3
4
1 (+ 24 V)
2 (GND)
3 (A)
4 (B)
It is recommend that shielded, twisted cable be used for noisy environments and for long distances!
Sensor
DIN Rail Transmitter
Max. 300 m with
sufficiant wire dimension
1
2
3
4
16 (+ 24 V)
15 (GND)
14 (A)
13 (B)
Connection to DIN Rail Transmitter
Fig. 4: Electrical connection
Tab. 1: Sensor connection
Fig. 6: Sensor connection to DIN Rail Transmitter
Fig. 5: Sensor connection to PME
+
24 V
0 V
R
S 485 - A
R
S 485 - B
N
O
C
O
M
N
C
Plug number
Signal name
1
V+ (24 V DC)
2
V- (0 V)
3
RS 485 - A
4
RS 485 - B
5
Relay NO
6
Relay C
7
Relay NC
4. Electrical Connection
The ProSens is fit out with an internal wiring box, providing the plugs for different options:
Note: For EX-versions category 1 and 2 the relay contact is only available at the transmitter and not at the sensor.
4.1 Sensor Connection
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