Chapter 4. Serial Communications; Hart Communications; Wiring; Hart Loop Powered Meter Wiring - GE PanaFlow MV80 User Manual

Chapter 4. Serial Communications

4.1 HART Communications

The HART Communications Protocol (Highway Addressable Remote Transducer Protocol) is a bidirectional digital
serial communications protocol. The HART signal is based on the Bell 202 standard and is superimposed on the
4-20 mA Output 1. Peer-to-peer (analog/digital) and multi-drop (digital only) modes are supported.

4.1.1 Wiring

WARNING!
meter.
The following diagrams show the proper connections required for HART communications:
4.1.1a

HART Loop Powered Meter Wiring

Vortex Meter
PanaFlow™ MV80 & MV82 User's Manual
Place the controls in manual mode when making configuration changes to the vortex
Field Connection
for Communicator
Figure 67: HART Loop Powered Meter Wiring
Chapter 4. Serial Communications
R load,
Current
250 ohm
Meter
minimum
Remote Connection
for Communicator
+
DC
Power
Supply
_
73