HART multidrop wiringFigure 9-3:
A. 250–600 Ω resistance
B. HART-compatible host or controller
C. HART-compatible transmitters
D. Model 2700 configurable I/O transmitter (internally powered outputs)
E. SMART FAMILY transmitters
F. 24 VDC loop power supply required for HART 4–20 mA passive transmitters
9.3 Frequency output wiring
9.3.1 Internally powered frequency output wiring on Channel
B
Internally powered frequency output wiring on Channel BFigure 9-4:
A. Counter
I/O wiring for Model 2700 transmitters with configurable input/outputs
Installation Manual 93