Are there additional parts required for full low ambient operation

and split systems utilize Carrier Comfort Network (CCN) or Linkage-compatible air sources

Key Benefits: Universal Compatibility: Works with various 120V AC control circuits across multiple HVACR brands

System Security: Integrates seamlessly with the safety circuit to provide rapid fuel shut-off during fault conditions

Cleveland Controls AFS-155 Air Proving Switch 321142-301 Are there additional parts requiredThe Cleveland Controls AFS 155 Air Proving Switch is a versatile differential pressure switch designed to monitor positive, vacuum, or differential air pressure in commercial HVAC and energy management systems. This adjustable air pressure switch features a wide set point range from 0. 05" . 02" to 2. 0" w. c., allowing for precise field adjustments to meet specific application requirements. Built with a rugged die cast aluminum housing and a silicone