PNEUMATIC DIRECTIONAL VALVE NOMINAL DIAMETER: 2.1/2; NUMBER OF WAYS: 2; NUMBER OF POSITIONS: 2; TYPE OF OPERATION: SIMPLE SOLENOID/PILOT/ SPRING RETURN; FUNCTIONING: NORMALLY CLOSED; VOLTAGE: 230 VCA; PROTECTION DEGREE: IP 65; BODY MATERIAL: GS-C25 CASTING; INTERNAL MATERIAL: BRASS/STAINLESS STEEL AISI 430F; SEALING: TEFLON; EXTREMITY: FLANGED ASME B16. 5 – 150 LBS; FLUID: COMPRESSED AIR; WORKING PRESSURE: 0 TO 16 BAR; WORKING TEMPERATURE: -10 TO 80 DEGREES CENTIGRADE; MANUFACTURER / GSR REFERENCE: BR.2407 .0504.242