Emerson MICRO MOTION 1700 - Manual (Page 112)

Internally powered discrete input wiring Figure 9-20:
A
A. Switch
9.5.2 Externally powered discrete input wiring
Externally powered discrete input wiring Figure 9-21:
A
B
C
A. PLC or other device
B. VDC
C. Direct DC input
Power is supplied by either a PLC/other device or by direct DC input.
Input voltage ranges for external power Table 9-2:
VDC Range
3–30 High level
0–0.8 Low level
0.8–3 Undefined
I/O wiring for Model 2700 transmitters with configurable input/outputs
108 Micro Motion ® Model 1700 and 2700