Place of Origin : Wenzhou,China

frequency DC3/4wire:300Hz DC2wire:200Hz AC:20Hz
Ambient temperature -20...70℃
Shell material PBT
Protection grade IP67
Temperature drift ≤±10%
Protection circuit Overloaded,short-circuit,reverse polarity
Indicator LED
Hysteresis 1...20%
Connection PVC Cable 2m
Housing size ￠34×80 http://www.sensorsfactory.com/