Endura AZ30 series integral probe and remote transmitter
Combustion oxygen monitor
8 HART®-Protocol
74
COI/AZ30E–EN Rev. D
8.2 HART-Protocol Connection
Fig. 8.1 shows HART-Protocol connection details for transmitter installations.
Note.
Current output connection details are common for both remote and integral transmitters.
The HART-Protocol is also available optically via the IrDA interface on the front of the transmitter.
Fig. 8.1 HART-Protocol Connection (Remote Installation Shown)
Hand-held Terminal
(for example, ABB Mobility DHH801-MFC)
4 mA Current Output (Multidrop Connection)
4 to 20 mA Current Output (Single Connection)
PC Connection
(USB or RS232)
Multidrop
Connection
Remote
Probe
250
Minimum Load
Single
Connection
HART Connections at
connection terminals – see
Section 5.3.1, page 20 for
Remote systems or Section
5.4.1, page 26 for Integral
systems