Emerson E2 Dewpoint Probe, Light Level Sensor, Liquid Level Sensors, Refrigerant Leak Detectors

3.5.9Dewpoint Probe

3.5.9.1Location

The Dewpoint Probe (P/N 203-1902)should be located

4 to 6 feet from the floor with the probe pointing up. It is recommended that the Dewpoint Probe be mounted in an area where it will be exposed only to minimal amounts of dust.

3.5.9.2Mounting

Mount the probe using the standard switch cover sup- plied with the unit as shown inFigure 3-28.

Figure 3-28- Dewpoint Probe Mounting

3.5.10 Light Level Sensor

3.5.10.1Location

The Light Level Sensor (P/N 206-0002)should be located facing away from direct sunlight, preferably facing north in the Northern Hemisphere or south in the Southern Hemisphere.

3.5.10.2Mounting

The light level sensor is not supplied with mounting hardware. The sensor should be mounted horizontally through the knockout of a standard weather-resistant junc- tion box. Figure 3-29shows a typical mounting configu- ration.

Figure 3-29- Light Level Sensor Typical Mounting

3.5.11 Liquid Level Sensors

Retail Solutions’ probe type liquid level sensor (P/N

207-1000)is usually installed by the refrigeration and equipment manufacturer. If a replacement sensor must be installed in the field, refer to the instructions supplied with the device, or consult the equipment manufacturer.

3.5.12 Refrigerant Leak Detectors

Retail Solutions supplies the Refrigerant Leak Detec- tor System as a stand-alone unit that monitors refrigeration leaks in up to sixteen zones. Consult the Refrigerant Leak Detector Installation and Operation Manual (P/N 026- 1309) for mounting and installation instructions.

Sensors and Transducers Mounting • 3-11