Figure 18 Typical Communicator Connections - Honeywell ST 3000 User Manual

5— Getting Started - Establishing Communications
Connecting the communicator
You connect the hand-held communicator directly to signal terminals on the transmitter's terminal block or
at any convenient location in the 4 to 20 milliampere loop wiring. (Polarity of the communicator
connection does not matter.)
WARNING
When the transmitter's end-cap is removed, the housing is not explosionproof.
Figure 18 shows typical communicator connections across loop wiring to a ST 3000 transmitter.
Power
Supply
Receiver
Note: Polarity of the Communicator
connection does not matter.
40
+
-
+
-
Field
Terminals
250 ohm

Figure 18 Typical Communicator Connections

ST 3000 HART Transmitter Release 300 User Manual
ST 3000
Communicator
10/05