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3 sdi-12 (3 wire), Sdi-12 (3 wire) – In-Situ RDO PRO Process Optical Dissolved Oxygen Sensor Manual User Manual

Page 13

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5.3

SDI-12 (3 wire)

Signal

Color

Ground/Return

Black

External Power (9.6-16 VDC) Red

RS485 (-)

Green

RS485 (+)

Blue

SDI-12

White

 Cable length must not exceed 60.96 m (200 ft.)

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Controller Requirements and Connections

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