NBN3-F31K2M-Z8L-B23-S. Plug-in terminals""]". Inductive Sensors. Direct mounting on standard actuators. Compatible with all process control systems. Weatherproof housing for outdoor applications. Rugged metal base. Temperature range -40 ... 167 ?°„F (-40?°„C to 75?°„C). 2-wire DC sensor with minimum off-state current. LEDs for switching state of sensor and solenoid valve. 1/2" NPT conduit entrance. Plug-in terminals