Place of Origin : Wenzhou,China

frequency DC3/4wire:40Hz AC:15Hz
Ambient temperature -20...70℃
Shell material PBT
Protection grade IP67
Temperature drift ≤±10%
Protection circuit Overloaded,short-circuit,reverse polarity
Indicator LED
Hysteresis 3...20%
Connection PVC Cable 2m
Housing size M30×1×60 http://www.sensorsfactory.com/