1. Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your URMET DOMUS 825/201 Outdoor Station Module. This device is designed to function as an outdoor intercom unit, featuring a single call button for visitor communication and an integrated keypad for secure access control. Please read this manual thoroughly before attempting to install or operate the unit.
2. Safety Information
- Electrical Safety: Installation must be performed by qualified personnel in accordance with all local electrical codes and regulations. Disconnect power before installation or maintenance.
- Outdoor Use: The module is designed for outdoor use but should be protected from direct, prolonged exposure to extreme weather conditions where possible.
- Avoid Moisture: Do not expose the unit to excessive moisture or immerse it in water.
- Cleaning: Use a soft, dry cloth for cleaning. Do not use abrasive cleaners or solvents.
- Modifications: Do not attempt to modify or repair the unit yourself. Refer all servicing to qualified service personnel.
3. Package Contents
Verify that all components are present in the package:
- URMET DOMUS 825/201 Outdoor Station Module
- Mounting hardware (screws, anchors)
- Connection cable or adapter (may vary by package)
- This User Manual

Figure 1: URMET DOMUS 825/201 Outdoor Station Module. This image shows the front view of the module, highlighting the call button and the integrated keypad.
4. Setup and Installation
Proper installation is crucial for the optimal performance of the outdoor station module. Consult a qualified electrician if you are unsure about any steps.
4.1 Mounting Location
- Choose a secure, easily accessible location near the entrance.
- Ensure the mounting surface is flat and stable.
- Consider the height for comfortable use by all individuals.
4.2 Wiring Connections
- Disconnect Power: Ensure all power to the intercom system is turned off at the main circuit breaker.
- Prepare Wiring: Route the necessary communication and power cables from your indoor intercom unit to the chosen outdoor module location.
- Connect Wires: Carefully connect the wires to the corresponding terminals on the back of the URMET DOMUS 825/201 module. Refer to the wiring diagram provided with your specific intercom system for exact connections (e.g., power, audio, video, lock release).
- Secure Wiring: Ensure all connections are tight and insulated to prevent short circuits.
4.3 Mounting the Module
- Attach Backplate: If applicable, secure the module's backplate to the wall using the provided screws and anchors.
- Mount Module: Carefully attach the URMET DOMUS 825/201 module to the backplate, ensuring it is securely fastened.
- Restore Power: Once installation is complete and verified, restore power to the intercom system.
4.4 Initial Keypad Programming
The keypad requires initial programming to set access codes. Refer to your specific intercom system's main unit manual for detailed instructions on how to enter programming mode and set user codes. Typically, this involves entering a master code followed by a sequence to add or delete user codes.
5. Operating Instructions
5.1 Using the Call Button
To initiate a call to the indoor unit, simply press the designated call button on the outdoor station module. The indoor unit will ring, and communication can be established.
5.2 Using the Keypad for Access
To gain access via the keypad, enter your pre-programmed access code. Upon successful entry, the door or gate connected to the system will unlock for a short period, allowing entry.
6. Maintenance
- Cleaning: Periodically wipe the surface of the module with a soft, damp cloth to remove dust and dirt. Avoid using harsh chemicals or abrasive materials.
- Inspection: Regularly check the module for any signs of damage, loose connections, or wear. Ensure the call button and keypad keys are functioning correctly.
- Environmental Protection: While designed for outdoor use, consider adding a protective cover or canopy if the unit is exposed to severe weather conditions.
7. Troubleshooting
If you encounter issues with your URMET DOMUS 825/201 module, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power to the module | Power supply disconnected or faulty; circuit breaker tripped. | Check power connections and circuit breaker. Ensure the power supply is functioning. |
| Call button not working | Loose wiring; faulty button; indoor unit not powered. | Inspect wiring connections. Check if the indoor unit is powered. If the button is physically damaged, contact support. |
| Keypad not responding or incorrect codes | Incorrect code entered; keypad wiring issue; programming error. | Verify the access code. Check keypad wiring. Re-program the access codes as per your intercom system's manual. |
| Poor audio quality | Loose audio wiring; interference. | Check audio wiring connections. Ensure cables are properly shielded and routed away from power lines. |
If the problem persists after attempting these solutions, please contact qualified technical support.
8. Specifications
- Brand: URMET
- Model: 825/201 (Part Number: 90647)
- Item Weight: Approximately 10 grams
- Batteries Required: No
- Batteries Included: No
- ASIN: B00009WN23
- First Available Date: 16 November 2018





