1. Remove the two wires from one of the connectors. Be careful not to damage the terminals.
2. Remove the white wire fromthe second connector. Again, be careful not to damage the terminal.
3. Insert the white wire of the first cable into the connector of the second cable ensuring that the terminal is in the
correct orientation.
4. Connect the red wire from the first cable and the white wire from the second cable together using a butt splice
or similar.
The image below shows two door switches connected in series.
7.9 Motion sensor - ems75sz
The motion sensor is a passive infra-red (PIR) motion detector and is available integrated into the
Controller Display Module, or remote to the Controller Display Module as shown in the examples
below:
Integrated motion sensor as shown below:
Remote motion sensor as shown below:
As the motion sensor cannot monitor activity through glass or plastics, the remote motion sensor
varient of the ems75sz CDMhas been designed to be installed into header panels inside the cooler
cabinet. The remote motion sensor may then be installed where it will be able to 'view' activity.
54 of 86
27 February 2014
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