This wireless monitor device use 433Mhz radio transmittion, only fix remote probe to electrical junction or any other place that need detect temperature. Optinal different quantity remote node that suit various switchgear or site condition.
Inside battery can support max 3 years working, do not need especial wiring in installation work. Plug-Play design, and free to maintance in battery life.
With a panel mounting display unit, provide 1*RS485 port for remote collect metering data; 1*KYZ conrtactor(1NO&1NC) for local trig VCB or connect other alarm executive device.