Emerson Rosemount CX1100 Reference Manual page 27

In-situ oxygen transmitter

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Reference Manual

Figure 3-3: Wiring boards

A. AC power wires from power supply board to the underside of the sensor board are

provided with the sensor board.

B. AC input

C. Heater power: terminates to underside of the sensor board.

D. Probe

E. Probe sensing: connects shield to ground.

F. 4-20 mA output

G. S1 Dip switch is for factory use only and should be in the Off position.

H. Not used

I. Sensor board

J. Ribbon

K. Main board

L. Power supply

M. Alarm relays output

Wire

May 2023

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