Air Lock Relay Valves When supply pressure drops down past a pre set value, the device automatically locks the air piping between the instrument and the control valve, and causes the control valve to hold its position until the air failure is rectified. For Control Application and Lock in place Function When Air Supply Failed 5/2 Way Operation S.S 316 pipe size 1/4" & 1/2" BSP & NTP Pressure 3 to 10 Bar. FOR MORE ENQUIRIES CONTACT US THROUGH OUR MAIL CENTRALAGENCIES.DELHI@GMAIL.COM OR CALL US ON 7503126000 OR 7503126008.
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