Type 250 Lock - Up Air Relay

Brand: ControlAir

The ControlAir Type 250 Lockup Air Relay is a reliable unit for fail in place applications of control valves when air supply drops below acceptable pressure levels.

Valve or damper position is maintained by capturing air pressure inside the diaphragm chamber (or piston cylinder) of the actuator, when the supply pressure falls below the desired set value.
Features
  • Two pressure ranges
  • Manual relief valve
  • Corrosion - resistant construction
  • Aluminum or 304 stainless steel material option
  • Mounting bracket standard for ease of installation
  • No leakage in lock - up position

Specifications

Brand

Port Size

  • 1/4" NPT

Max. Supply Pressure

  • 125 psig (8.35 bar)

Ambient Temperature Limits (Standard)

  • 0° to 160° F (-18° to 71° C)

Weight

  • Aluminium: 2.1 Lbs (0.95 kg)
  • Stainless Steel: 4 Lbs (1.8 kg)

Body Materials

  • Aluminium
  • Stainless Steel

Other Materials

  • Nitrile
  • Nylon
  • Plated Steel
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