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[ Table 3: Screw terminal block ]
Name
HRT-710
Pin
HRT-310
Pin
Description
LP+
N/A
12
V+ of Loop Power (+30Vdc)
HART+
1
11
Positive of HART
HART-
2
10
Negative of HART
+VS
9
23
V+ of Power Supply (+10 ~ +30 Vdc)
GND
10
24
GND of Power Supply
RXD
11
18
Receive Data of RS-232
TXD
12
17
Transmit Data of RS-232
GND 13 19
GND
of
RS-232
RX+
14
15
Receive Data+ of RS-422
RX-
15
16
Receive Data- of RS-422
TX+
16
13
Transmit Data+ of RS-422
TX-
17
14
Transmit Data- of RS-422
D+
19
13
Data+ of RS-485
D-
20
14
Data- of RS-485
HRT-710 / HRT-310 User Manual
Version 1.31
Page
:
12
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