EXT-RC series of proportional and fl oating thermostats are used to control room temperature in commercial applications.
| Technical Data | |
| Power | AC 24V +10%, 50Hz/60Hz |
| Output signal EXT-RCP-24 | AC 24V x 2 (0.5A resistive) 0-10 VDC (5 mA) / 4-20 mA (600Ù) |
| Output signal EXT-RCF-24 | AC 24V x 2 (0.5A resistive) floating point control |
| Input signal | dry contact (NO) |
| Dimensions | 3.4” w x 3.4” h x 0.9” d [86mm x 86mm x 23mm] |
| Fixing screw width | 60mm (standard) |
| Set temperature range | 0° to 99.5° adjustable |
| Accuracy displayed | 0.1° |
| Accuracy | +0.5° |
| Rated power | < 1W |
| Sensor type | NTC |
| Display | LCD |
| Basic Features | |
| Working modes | Cooling |
| Fan speed | 3 speed ( Low |
| Operation Instructions | |
| On/Off | Press |
| Setpoint | Press to check setpoint. |
| Mode | Press M to change the working mode- Cooling |
| Fan speed
Auto speed | Press be available. |
| The fan speed will be changed automatically to the following: Low speed- when room temperature is 1° difference with setpoint. Med. speed- when room temperature is 2° difference with setpoint. High speed- when room temperature is 3° difference with setpoint. | |
| Sleep To set:
To quit: | The thermostat will go into sleep function after programming. |
| Press M button for 3 seconds until | |
| When the thermostat is in sleep function | |
| Keypad lock | Press for 10 seconds until disappears. |
| Set parameters | With thermostat off, press M for 10 seconds to enter the menu to set all parameters. |
Dimensions (mm)
| Parameter | Description | Default | Range |
| 1 | Power on status (0: off, 1: on, 2: hold) | 2 | – |
| 2 | Fan speed (0: single speed, 1: three speed) | 1 | – |
| 3 | Fan mode (DA: When the temperature reaches the set-point, the valve will close with the fan still running. DB: When the temperature reaches the set-point, the valve will close and the fan will shut off.) | 0 | – |
| 4 | Sensor selection (0: internal, 1: remote) | 0 | – |
| 5 | Temp. display (0: Celsius, 1: Fahrenheit) | 0 | – |
| 6 | Temperature calibration | 0 | -20 to +20 |
| 7 | Minimum setpoint | 5° / 41° | 0 to 99 |
| 8 | Maximum setpoint | 35° / 96° | 0 to 99.5 |
| 9 | Dead band | 2 | – |
Modulating Output Options
| Location ON OFF | ||
| 1 | 120 ohm resistance between AB wires | No resistance between AB wires |
| 2 | Port 1 modulation 0-20 mA | Off |
| 3 | Port 1 modulation 0-10 VDC | Off |
| 4 | Port 2 modulation 0-20 mA | Off |
| 5 | Port 3 modulation 0-10 VDC | Off |
Mounting Method
BELIMO Americas
DOWNLOAD MANUALS:
Belimo EXT-RCF-24 Electronic Thermostat Product Specifications Guide
Belimo EXT-RCF-24 Electronic Thermostat Product Specifications Guide
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