1. Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of the Salus Controls iT600 VS20WRF Wireless Wall Thermostat. This device is a battery-powered, surface-mounted Zigbee thermostat designed for smart home heating and cooling control. Please read this manual carefully before installation and use to ensure proper functionality and safety.
2. Product Overview
2.1. Key Features
- Wireless digital 4-in-1 thermostat
- Multi-application Zigbee connectivity
- Battery-powered operation (6 Volts)
- Surface mount installation
- Compatible with Salus iT600 Smart Home range
- Graphic LCD screen with 4-inch display
- Touch and push-button control methods
- Supports both heating and cooling temperature control
2.2. Included Components
- Salus Controls iT600 VS20WRF Wireless Wall Thermostat
- Zigbee Coordinator CO10RF (if included in package)
- Mounting hardware (screws, wall plugs)
- User Manual

Figure 1: Salus Controls iT600 VS20WRF Wireless Wall Thermostat. The device features a black casing with a clear digital display showing '21.0 °C' as the current temperature, '8:00 AM' as the time, and indicators for days of the week (1-7). Various icons for operating modes (sun, cloud, moon, auto, manual, frost, heating, cooling) are visible at the top, along with a flame icon indicating heating activity and a signal icon for wireless communication. Control buttons are located on the right side.
3. Setup
3.1. Battery Installation
- Carefully open the battery compartment cover on the back of the thermostat.
- Insert the required batteries (typically AA or AAA, refer to the battery compartment label for exact type) ensuring correct polarity (+/-). The thermostat operates on 6 Volts.
- Close the battery compartment cover securely.
3.2. Mounting
- Choose a suitable location for the thermostat, away from direct sunlight, drafts, or heat sources, to ensure accurate temperature readings.
- Use the provided mounting hardware to securely attach the thermostat to a wall surface. The device is designed for surface mount installation.
- Ensure the thermostat is level for optimal aesthetic and functional placement.
3.3. Pairing (Zigbee Connectivity)
The iT600 VS20WRF thermostat utilizes Zigbee technology for wireless communication within your smart home system. Follow these general steps for pairing:
- Ensure your Zigbee Coordinator (e.g., CO10RF) is powered on and in pairing mode. Refer to your coordinator's manual for specific instructions.
- On the thermostat, access the pairing menu. This usually involves pressing and holding a specific button or navigating through the settings menu.
- The thermostat display will indicate when it is searching for a network.
- Once successfully paired, the thermostat will display a confirmation message or a stable network icon.
- Test the connection by adjusting the temperature on the thermostat and verifying that the connected heating/cooling system responds.
4. Operating Instructions
4.1. Display Overview
The 4-inch graphic LCD screen provides essential information:
- Current Temperature: Displays the ambient temperature.
- Set Temperature: Shows the desired temperature.
- Time and Day: Indicates the current time and day of the week.
- Operating Mode Icons: Visual indicators for various modes such as heating, cooling, auto, manual, frost protection, etc.
- Battery Status: An icon indicating the remaining battery life.
- Wireless Signal: An icon showing the strength of the Zigbee connection.
4.2. Basic Operation
- Adjusting Temperature: Use the up/down arrow buttons on the right side of the thermostat to increase or decrease the set temperature.
- Changing Modes: Press the mode button (refer to your specific model's button layout) to cycle through available operating modes (e.g., Heat, Cool, Auto, Off, Frost Protection).
- Confirming Selections: Use the checkmark or enter button to confirm changes.
4.3. Advanced Settings and Programming
The iT600 VS20WRF allows for advanced programming to optimize energy efficiency and comfort. Refer to the on-screen menu for detailed programming options, which may include:
- Scheduling: Set different temperatures for various times of the day and days of the week.
- Temporary Override: Temporarily adjust the temperature without altering the programmed schedule.
- Holiday Mode: Set a constant temperature for an extended period when you are away.
- Calibration: Adjust temperature sensor readings if necessary.
5. Maintenance
5.1. Battery Replacement
When the low battery indicator appears on the display, replace the batteries promptly to ensure continuous operation. Follow the battery installation steps outlined in Section 3.1.
5.2. Cleaning
To clean the thermostat, gently wipe the surface with a soft, dry cloth. Do not use abrasive cleaners, solvents, or spray directly onto the device, as this may damage the display or internal components.
6. Troubleshooting
- No Display/Device Not Responding: Check battery installation and replace batteries if necessary. Ensure the device is properly mounted.
- No Communication with Heating/Cooling System: Verify Zigbee pairing (Section 3.3). Ensure the Zigbee Coordinator is functioning correctly and within range. Check for any obstructions that might interfere with the wireless signal.
- Incorrect Temperature Reading: Ensure the thermostat is not exposed to direct sunlight, drafts, or heat sources. Allow time for the sensor to stabilize after installation.
- System Not Heating/Cooling: Check the thermostat's operating mode and set temperature. Ensure the connected heating/cooling system is powered on and functioning.
If issues persist after following these steps, please contact Salus Controls customer support.
7. Specifications
| Specification | Value |
|---|---|
| Brand | Salus Controls |
| Model Number | TRV_1775113 (also 1484555) |
| Package Dimensions | 12 x 9.4 x 4.2 cm |
| Voltage | 6 Volts |
| Features | 4-in-1 Digital Thermostat |
| Item Weight | 9.07 grams |
| Connectivity Technology | Wi-Fi, Zigbee |
| Included Components | Zigbee Coordinator CO10RF |
| Display Type | Graphic LCD Screen |
| Screen Size | 4 Inches |
| Control Method | Touch, Push-button |
| Temperature Control Type | Heating, Cooling |
8. Warranty Information
Salus Controls products are typically covered by a manufacturer's warranty against defects in materials and workmanship. The specific warranty period and terms may vary by region and product. Please refer to the warranty card included with your product or visit the official Salus Controls website for detailed warranty information. Keep your proof of purchase for warranty claims.
9. Support Information
For technical assistance, troubleshooting, or further inquiries regarding your Salus Controls iT600 VS20WRF Wireless Wall Thermostat, please contact Salus Controls customer support. Contact details can usually be found on the official Salus Controls website or on the product packaging.
Website: www.salus-controls.com (Please check for your regional website)
Online Resources: Product manuals, FAQs, and support articles may be available on the manufacturer's website.





