Emerson Micro Motion 2700 Configuration And Use Manual page 310

Using ProLink III with the transmitter
Figure C-2: Connection to transmitter terminals
A
A. PC
B. Signal converter
Ω resistance
C. 250–600
D. Transmitter, with wiring compartment and power supply compartment opened
Note
This figure shows a serial port connection. USB connections are also supported.
3.
302
To connect from a point in the local HART loop:
a. Attach the leads from the signal converter to any point in the loop.
b. Add resistance as necessary.
Important
HART/Bell 202 connections require a voltage drop of 1 VDC. To achieve this, add
resistance of 250–600 Ω to the connection.
C
B
®
Micro Motion Model 2700 Transmitters with Analog Outputs
D