Discrete input wiring, Internally powered discrete input wiring, 5 discrete input wiring – Emerson MICRO MOTION 1700 User Manual
Page 111: 1 internally powered discrete input wiring
CAUTION!
Exceeding 30 VDC can damage the transmitter. Terminal current must be less than 500 mA.
Recommended pull-up resistor versus supply voltage
Figure 9-19:
3600
3200
2800
2400
2000
1600
1200
800
0
5
10
15
20
25
30
Supply voltage (Volts)
External pull-up resistor range (Ohms)
4000
4400
9.5
Discrete input wiring
9.5.1
Internally powered discrete input wiring
I/O wiring for Model 2700 transmitters with configurable input/outputs
Installation Manual
107
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