Carrier HK02SA420 Pressure Switch 320788-703 this B10 series control is
Yard notes & kiln story
Description
Carrier HK02SA420 Pressure Switch 320788 703 this B10 series control is this B10 series control is a "slow make and break" device designed to maintain tight temperature differentials in critical equipment This model includes two built in SPDT auxiliary switches (fixed at 10° and 85°) for end stop position feedback