Burkert 20014453, Quick Start Manual, Page: 15 / 22

15
Installation
Type 3281
7.6.1 Pin assignment of the pins for positioner
7.6.1.1 Analog variant, circular plug M12, 8-pin
Pin Pin assignment External circuit
1 24 V DC ±10%, max. Residual
ripple 10 %
2 Supply GND 24 V DC GND
3 CAN low CAN low
*
4 CAN high CAN high
*
5 CAN GND CAN GND
*
6 Set-point value
input +
0...20 mA / 4...20 mA / 0...5 V
/ 0...10 V, non-galvanically
isolated
7 Actual value output 0....20 mA / 4...20 mA / 0...5 V
/ 0...10 V, non-galvanically
isolated
8 Signal GND Signal GND
Housing Shielding -
* 3.3 V signal voltage, the safe communication decreases with increasing
line length and transmission speed
7.6.1.2 Digital variant, circular plug M12, 5-pin
Pin Pin assignment External circuit
1 Shielding
2 24 V DC ±10 %,
max. Residual ripple 10 %
3 GND GND
4 CAN high CAN high
5 CAN low CAN low
7.6.2 Pin assignment of the pins for process
controller
7.6.2.1 Analog variant, circular plug M12, 8-pin
Pin Pin assignment External circuit
1 24 V DC ±10 %, max. Residual
ripple 10 %
2 Supply GND 24 V DC GND
3 CAN low CAN low
*
4 CAN high CAN high
*
5 CAN GND CAN GND
*
6 Set-point value
input +
0...20 mA / 4...20 mA / 0...5 V
/ 0...10 V, non-galvanically
isolated
7 Actual value
output
0....20 mA / 4...20 mA / 0...5 V
/ 0...10 V, non-galvanically
isolated
8 Signal GND Signal GND
Housing Shielding -
* 3.3 V signal voltage, the safe communication decreases with increasing
line length and transmission speed
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