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General| Brand | Regin |
|---|---|
| Model | RCFD-230C |
| Category | Thermostat |
| Language | English |
Defines operational modes for heating and cooling systems, supporting 2-pipe or 4-pipe configurations.
Explains thermostat setpoint calculations, including hysteresis and temperature span for heating/cooling.
Details the change-over function for 2-pipe systems, enabling switching between heating and cooling modes.
Covers fan speed control, including 3-speed options and automatic/manual operation based on demand.
Manages digital outputs for heating and cooling valve actuators, detailing normally closed/open configurations.
Defines operational states like Off, Standby, and Occupied, impacting energy saving and comfort levels.
Enables automatic switching between Occupied and Standby states based on room occupancy detection.
Illustrates the thermostat’s display layout, showing symbols and segments for status indication.
Describes the three display modes: Idle, Active, and Setpoint, for user interaction and information display.
Configures display behavior, including inactive delay, what to show in Idle and Setpoint modes, and brightness.
Details the function of each physical button on the thermostat, such as Changeover, Fan, and Up/Down arrows.
Explains the meaning and usage of various display segments, including fan symbols, occupancy indicators, and mode status.
Provides the physical dimensions of the RCFD-230C thermostat unit for installation planning.
Illustrates the wiring connections for both 4-pipe and 2-pipe systems, detailing terminal assignments.
Introduces the Modbus protocol as a standard for data exchange in building automation systems.
Categorizes Modbus data access points into Discrete Input, Coils, Input, and Holding registers.
Details Modbus addresses for discrete inputs, covering presence detection and change-over status.
Lists Modbus addresses for coils, used for minimum fan speed, mould protection, and terminal status.
Describes Modbus input registers for status, temperature readings, and controller state information.
Covers Modbus holding registers for configuration parameters like setpoints, hysteresis, and control modes.
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