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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
It also services RV Series models such as the RV225 and RV325
making it compatible with most major BAS controllers that require a 10K-AN thermistor
Dead-End Lock-up: Ensures zero downstream flow and prevents pressure spikes when appliances are not firing
This OEM Carrier replacement part functions as a critical safety limit or operating control
Honeywell 420-I Converter 320819-301 It also services RV SeriesThe Honeywell 420 I Converter is a professional grade Modbus RS 485 to 4 20mA digital to analog output converter designed for seamless integration into complex Building Automation Systems (BAS). This module bridges the communication gap between serial Modbus RTU networks and traditional analog field devices, providing a reliable analog output signal for proportional control. Engineered for precise signal conversion, the 420 I supports up to 127