Humidity
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Instromet Humidity sensor. POWER SUPPLY Disconnect mams supply Wall or mast mount away from heater or air conditioner outlets. Avoid mounting over flat roofs which may radiate heat during sunny periods. From Hummiter

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Installation Instructions This unit can be wall or mast mounted. It should be fitted where there is free movement of air and away from heater /ventilation outlets, chimneys, warm walls and flat roofs etc. The length of the cable affects the calibration and therefore should not, if possible, be shortened or lengthened. The cable is connected in the junction box with the white two core cable (blue and white cores) connected to the AIR TEMP terminals and the grey (Red Black and White cores) to the rain sensor and RH terminals as per the diagram. If another air temperature probe is being used,...

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