VEGATOR 636 Ex Single signal conditioning instrument for level signalling For processing of vibrating level switches - Adjustable integration time - Fault monitoring and fault message via LED - With test key for function test according to WHG - Mounting on carrier rail 35 x 7.5 according to EN 50022 - SIL 2 qualified Sensor input : 1 x (vibrating level switch) Relay output : 1 x spdt Transistor output : 1 x Switching hysteresis : fixed Protection : IP20 Operating voltage : 20...250V AC, 20...72V DC Approval ATEX II (1) GD [EEx ia] IIC + WHG ATEX II (1) GD [EEx ia] IIC + Ship approval