32 Micro Motion
®
Model 1700 and 2700 Transmitters
Output Wiring – Model 1700/2700 Analog Transmitters
Figure 4-4 HART multidrop wiring with SMART FAMILY
™
transmitters and a configuration tool
HART-compatible
host or controller
HART-compatible
transmitters
SMART FAMILY
™
transmitters
Note: For optimum HART communication, make sure the output
loop is single-point-grounded to an instrument-grade ground.
24 VDC loop power
supply required for
passive transmitters
600 Ω maximum resistance
250 Ω minimum resistance
Model 1700 or 2700
analog transmitter