SITRANS TF280 WirelessHART
Operating Instructions, 10/2010, A5E02619566-02
77
Connecting
7
7.1
Connect external devices to the HART maintenance port
Requirement
The following conditions must be fulfilled before connecting external devices:
● The battery is fitted and supplies the transmitter with power.
● The HART maintenance port is active.
● The external device is set up for the connection.
Procedure
①
Terminals
②
HART modem
③
HART maintenance port
④
Battery
Figure 7-1
Terminals on the HART maintenance port