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Figure 9 Prepare the sensor cable wires
4.1.2 Wiring information
To connect the sensor to the field transmitter (or the field transmitter and a device), refer to the
CAx440EX field transmitter documentation for wiring information.
To connect the sensor to a CDx440sc gateway and an SC Controller, refer to the CDx440sc gateway
documentation for wiring information.
To connect the sensor to only a device, refer to
Connector pin
1
2
3
4
5
Connector pin
1
2
3
4
5
Table 5
Table 5 Power/4–20 mA sensor cable
Wire color
Signal
Brown
Positive
(12 to 28 VDC, 4-20 mA loop power)
White
Not used
Blue
Negative
Black
Not used
Silver
Shield
Table 6 RS-232 sensor cable
Wire color
Brown
White
Blue
Black
Silver
and
Table
6.
Signal
Sensor RXD (receive)
Not used
Sensor TXD (transmit)
GND (ground)
Shield
English 15
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