The device described is a video door phone, specifically the SIGNO COLOR VIDEO DOOR PHONE Ref. 1740/40, manufactured by URMET. It is designed for use in video intercom systems and features a color display.
Function Description
The SIGNO video door phone serves as an indoor unit for a video intercom system, allowing users to communicate with visitors at the entrance and control door access. It features a 4" LCD color display for viewing video from the entrance panel. The device includes a handset for audio communication, ensuring privacy during conversations.
Key functions include:
- Video Monitoring: Displays video from the outdoor entrance panel, allowing users to see who is at the door.
- Audio Communication: Enables two-way audio communication with visitors via the handset.
- Door Opening: Features a dedicated button for remotely opening the door or gate.
- Auxiliary Functions: Includes buttons for additional services, such as activating a second door release or other programmable functions.
- Volume Adjustment: Allows users to adjust the audio volume of the incoming call and communication.
- Brightness and Contrast Adjustment: Provides controls to optimize the display quality of the video image.
- Mute Function: A "MUTE" button, when pressed, prevents the video door phone from ringing, though the video module will still light up. This function is indicated by a red LED.
- Call Forwarding: In systems with multiple indoor units, calls can be forwarded to other units.
- Automatic Door Opener Function: An optional module (Ref. 1083/96) can be added to enable automatic door opening. When this function is active, the green LED on the module lights up.
- Master Door Unit Open Door Function: For systems with multiple entrance panels, the master door unit can monitor the physical state of the Master door. A red LED indicates when the door is open.
The device is designed for easy installation, as it can be mounted on a standard 503 box or a bracket. All necessary connections can be made on the bracket to which it will be fastened.
Important Technical Specifications
General:
- Power Voltage: 16 ÷ 18.5 Vdc
- Working Current: 0.35 A
- Stand-by Current: 0 A
- Working Power: Max 6.5 W
- CCIR Version: 50 Hz ± 2 Hz
- Horizontal Frequency: 15625 ± 300 Hz
- Vertical Frequency: 1 Vpp ÷ 0.75 Ohm
- Operating Temperature: -5°C to +50°C
- Storage Temperature: -20°C to +60°C
- Humidity: 90% RH max.
Video Display:
- LCD Type: 4" LCD color video module
- Screen Size: 4"
- Resolution: 380 x 250 pixels
- Video Signal: 1 Vpp ÷ 75 Ohm
- Display Type: 4" LCD
- Display Resolution: 380 x 250 pixels
Audio:
- Transmitting Capsule: Electret microphone (5.5 kOhm)
- Receiving Capsule: 0.5 A @ 1000 Hz
Dimensions:
- Width: 205 mm
- Height: 225 mm
- Depth: 50 mm
Call Tones:
- Call from main door unit: 3s ON
- Call from secondary door unit: 0.4s ON-0.2s OFF for 5 times
- Intercom call: 0.5s ON-0.5s OFF for 5 times
Usage Features
- User-Friendly Interface: The device features clearly labeled buttons for common functions like door opening, auxiliary controls, and volume/brightness adjustments.
- Handset for Privacy: The traditional handset design ensures private conversations with visitors, preventing others in the room from overhearing.
- Visual Indicators: LEDs are used to indicate the status of various functions, such as the mute function (red LED) and the automatic door opener (green LED).
- Adjustable Display: Users can adjust the brightness and contrast of the video display to suit their preferences and ambient lighting conditions.
- Programmable Buttons: Additional buttons can be programmed for specific functions, offering flexibility in system configuration.
- Easy Installation: The device is designed for straightforward installation using a standard 503 box or a dedicated bracket, simplifying the setup process.
- Modular Design: The system supports additional modules, such as the Ref. 1083/96 for automatic door opening, allowing for expanded functionality.
- Call Tone Selection: Different call tones can be programmed for various types of calls (main door, secondary door, intercom) to help users distinguish the source of the call.
- Programming Mode: The device can be put into a programming mode to configure system settings, such as call tones and button functions. This is typically done by pressing specific buttons in a sequence.
Maintenance Features
- Durable Construction: Built to withstand typical indoor conditions, with an operating temperature range of -5°C to +50°C and humidity up to 90% RH.
- Easy Cleaning: The smooth surface of the device allows for easy cleaning with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
- Modular Components: The design allows for individual components to be serviced or replaced if necessary, potentially extending the lifespan of the unit.
- Warranty: The manufacturer provides a guarantee of compliance with technical characteristics and device suitability for 12 months from the date of sale. This includes free repair of non-repairable equipment.
- Troubleshooting: The manual provides guidance on common issues, such as the LED not lighting up when the handset is off, indicating a potential issue with the terminal switch.
- Installation Guidelines: Clear instructions are provided for installation, including recommended mounting heights (1.55m to 1.60m from the floor) and wiring connections, which helps ensure proper functioning and reduces the likelihood of maintenance issues.
- Access to Components: The design allows for access to internal components for maintenance or upgrades, such as connecting the flat wire to the video door phone bracket and securing the monitor.
- Clear Plastic Cover: A clear plastic cover can be removed to access name tags, which might be useful for labeling in multi-tenant installations.
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