Emerson MICRO MOTION 1700 - Manual (Page 106)

Externally powered frequency output wiring on Channel C Figure 9-10:
A
B
C
A. Pull-up resistor
B. 3–30 VDC
C. Counter
CAUTION!
Exceeding 30 VDC can damage the transmitter. Terminal current must be less than 500 mA.
Recommended pull-up resistor versus supply voltage Figure 9-11:
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
I/O wiring for Model 2700 transmitters with configurable input/outputs
102 Micro Motion ® Model 1700 and 2700