D2275-02-02 SEM315 CN4978 WEB User guide
Fig 2
* Resistance Range, (10 to 390)
Ω
(End to End) Larger values can be accommodated by linking
terminals as shown.
4.0 HART PROGRAMMING
Consult HART website for more details: www.hartcomm.org
4.1 CONNECTION ARRANGEMENT FOR HART COMMUNICATOR
Fig 3.1a
Page 5
Fig 3.1b
4.2 CONNECTION ARRANGEMENTS FOR HART MODEM (e.g. M-CONFIG)
Fig 3.2a
Page 6
R > 250
L
mA
-
+
Current
Meter
+
-
Power
Supply
- Black
Connector
+
HART Modem
(To PC)
-
1 (+)
2 (-)
+ Red
Connector