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1735 Technical Manual - Novatech Controls

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E<br />

F<br />

G<br />

A<br />

B<br />

Connector mounted on the<br />

probe head, viewed from the<br />

outside of the head<br />

D C<br />

Probe head<br />

connector<br />

6mm tube to reference air<br />

supply or internal pump<br />

Zirconia sensor<br />

A<br />

B<br />

Orange<br />

Black<br />

1 (5) SENS +<br />

2 (6) SENS -<br />

3 (7) TC+<br />

Thermocouple<br />

E<br />

C<br />

Red<br />

*Note 1<br />

4 (8) TC-<br />

Note 1: Jumper terminal 4 to 8 if efficiency or flue<br />

temperature display is required.<br />

Use copper wire.<br />

Green and yellow wire must be<br />

connected to the EARTH screw in<br />

the transmitter<br />

Connection of Probe Cable for Unheated Probes Models 1232.<br />

Connection of Probe Cable for Heated Probes Model 1231 and 1234.<br />

April 2012<br />

26 <strong>1735</strong> Water Vapour Transmitter

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