User's Manual

3. The table below shows the various protocols supported by the RTU I/O pins
PIN
TYPE
DESCRIPTION
1
OUTPUT
4-20 MA OUTPUT A
2
POWER
4-20 MA SUPPLY
3
OUTPUT
4-20 MA OUTPUT B
4
POWER
4-20 MA GROUND
5
INPUT
CONTACT A CLOSURE DRIVE RETURN
6
INPUT
CONTACT A CLOSURE DRIVE
7
INPUT
CONTACT B CLOSURE DRIVE RETURN
8
INPUT
CONTACT B CLOSURE DRIVE
+
POWER
LOCAL SUPPLY 12 - 24 V
GND
POWER
LOCAL GROUND
11
INPUT
BRIDGE DRIVE
12
OUTPUT
BRIDGE POSITIVE
13
OUTPUT
BRIDGE NEGATIVE
14
INPUT
BRIDGE RETURN
15
INPUT
INCLINOMETER DRIVE
16
OUTPUT
INCLINOMETER OUT
17
INPUT
INCLINOMETER RETURN
18
INPUT/OUTPUT
RS485 INVERTING DATA OUTPUT / INPUT
19
INPUT/OUTPUT
RS485 NON-INVERTING DATA OUTPUT / INPUT
20
POWER
LOCAL GROUND
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Wireless Dynamometer August 2018 User Manual | 14 of 22