Greisinger gmf 30 180 v4a silicon sensor kty 83 110 open ends greisinger gmf 30 180 v4a p the greisinger gmf 30 180 is a silicon contact sensor for air and gas from the kty 83 series the temperature sensor has a v4a sensor tube and a positive temperature coefficient of resistance the 1m silicone cable has open ends of 5mm in diameter it is suitable for use in measurement and control systems the sensor is encapsulated in the sod68 do 34 package p greisinger gmf 30 180 v4a silicon sens