23
Installation
Type 3281
7.6.2
Pin assignment of the pins for process controller
7.6.2.1
Analogue variant, circular plug M12, 8-pin
1
2
3
4
5
6
7
8
Pin
Wire colour* Pin assignment
External circuit
1
white
24 V DC ±10%, max.
Residual ripple 10%
2
brown
Supply GND
24 V DC GND
3
green
CAN low
CAN low
**
4
yellow
CAN high
CAN high
**
5
grey
CAN GND
CAN GND
**
6
pink
Set-point value input +
0...20 mA / 4...20 mA / 0...5 V
/ 0...10 V, non-galvanically
isolated
7
blue
Actual value output
0....20 mA / 4...20 mA / 0...5 V
/ 0...10 V, non-galvanically
isolated
8
red
Signal GND
Signal GND
Housing
Shielding
-
*Thespecifiedwirecoloursrefertotheconnectioncable,whichisavailableasanaccessorywithorderno.919061
**3.3 Vsignalvoltage,thesafecommunicationdecreaseswithincreasinglinelengthandtransmissionspeed
7.6.2.2
Analogue variant, socket M12, 5-pin
3
1
2
4
5
Pin
Wire colour
*
Pin assignment
External circuit
1
brown
Sensor
24 V DC ±10%, max.
Residual ripple 10%
2
white
Actual value input
0...20 mA / 4...20 mA / 0...5 V
/ 0...10 V
3
blue
GND
GND
4
black
GND
GND (bridge according to
GND pin 3)
5
grey
Not used
Not used
Housing
Shielding
-
*Thespecifiedwirecoloursrefertotheconnectioncable,whichisavailableasanaccessorywithorderno.559177
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