Valve Positioner, Type: 827A,Explosion Protection: II 2 G Ex ia IIC T6/T4 Gb (Zone 1), Input Signal: 4–20 mA, Two-Wire Connection, No Analog Output, Binary Output: Contact Module, No Communication, Aluminum Enclosure, Single-Acting Pneumatic Actuator, Standard Mechanical Actuation, Electrical/Pneumatic Connection: 1/2″ NPT / 1/4″ NPT, Protection: IP66, Supply Air Pressure: 1.4–7 bar, Accessory: External Linear Potentiometer
