Overview of wireless sensorsWireless Sensors CARRIER CORPORATION ©2018Installation Guide All rights reserved13SpecificationsPower supply Solar harvesting, internal energy storageBattery A CR1216 battery is included to supplement solar power in extreme low-lightconditions.Battery shelf life expectancy: 10 yearsBattery operational life expectancy: 5 to 10 yearsProtocol Customized version of EnOceanRadio frequency 902 MHz (North America) or868 MHz (Europe and China)Transmission range Typically, 60 ft. (18.29 m) maximum from the Wireless Adapter, assumingsensor and Wireless Adapter are separated by no more than 1 drop ceiling or2 walls (drywall with metal studs)Transmission interval The sensor transmits:• On change of sensed value, and• At a regular 25-minute interval (heartbeat).Maximum operating life with nolight power or batteryUp to 4 daysMinimum lighting strengthrequired for operation15 lux, constantMinimum lighting strengthrequired to minimize batteryusage700 lux, constantMaximum sensor gap 0.25 in. (6.4 mm)Degree of protection IP50Operating environment Indoor rated only32° to 131°F (0° to 55°C)5% to 95% relative humidity (non-condensing)Housing ABS plastic, ceiling white colorWeight 0.97 oz. (27.5 g)Dimensions Sensor:Magnet:3.15"L x 0.83"W x 0.59"D(8.0 cm x 2.1 cm x 1.5 cm)3.15"L x 0.47"W x 0.5"D(8.0 cm x 1.2 cm x 1.3 cm)