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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
ensuring the system remains locked out after a low-pressure event until a technician manually clears it
This control is specifically optimized for refrigeration pressure control where unmonitored equipment requires a fail-safe manual intervention circuit after a high-pressure event
Simplified Wiring: Feature-rich design includes a built-in junction box and pre-wired 18-inch leads to reduce site labor and installation errors
R744 Compatibility: Specifically rated for use in CO2 systems with a maximum working pressure of 140 bar
its terminal size is standard for many furnace ignitors
EWC Controls SAS Sensor R-407C ensuring the system remains lockedThe EWC Controls SAS Sensor is a precision duct mounted supply air sensor engineered for high accuracy temperature monitoring within residential and commercial HVAC zoning systems. This thermistor based sensor is the direct replacement for ZPS components, providing seamless integration with legacy EWC Ultra Zone legacy boards and modern NCM300, BMPlus, and 3000 series controllers. Designed for discharge air temperature monitoring, the SAS provides