


| Brand | ADEMCO |
|---|---|
| Manufacturer Part Number | 688-12 |
| Model | ADEMCO 688-12 |
| Type | OPENING-CLOSING SWITCHING MODULE |
| Unit Type | UNIT |
The ADemco 688-12 Opening-Closing Switching Module is an essential accessory for your security system, designed to monitor and manage various opening and closing applications at your home or business. With a voltage rating of 12V DC, this module is suitable for use with most security systems and is ideal for applications such as doors, windows, and other moving parts.
The ADemco 688-12 is a 5-wire unit, which includes four input wires for Normally Open (NO), Normally Closed (NC), Common (C), and a fifth wire for power (12V DC). With this design, the module can support both NO and NC switching applications. When the input contacts are in the NO position and the switch is closed, the module will send a signal to the security system to indicate that the door or window is closed. When the contacts move to the NC position and the switch is opened, the module will send a signal to indicate that the door or window is now open.
The module is designed to be easy to install, with push-in terminals that allow for quick and secure connection of the wires. The compact size of the unit, measuring approximately 1.3 inches wide by 2.9 inches long by 1 inch high, makes it a versatile addition to any security system. Additionally, the module has a rated load capacity of 1 Ampere, allowing it to handle a wide range of applications.
The ADemco 688-12 Opening-Closing Switching Module provides reliable and accurate monitoring of your opening and closing applications, ensuring your peace of mind and enhancing the overall security of your home or business. Whether you're looking to add security to your doors, windows, or other moving parts, the ADemco 688-12 is a top-quality solution that offers exceptional value and performance.
The ADemco 688-12 Opening-Closing Switching Module is a device designed to send signals from various opening and closing contacts to security systems. This 12V, 5-wires manual switch from ADemco can be useful for integrating various devices with your security system. In this analysis, we will discuss the pros and cons of purchasing this module, followed by a conclusion and a recommendation.
Pros:1. Versatility: The 688-12 module supports a wide range of applications, including doors, windows, and other security devices requiring opening and closing signals.
2. 5-Wire Design: The 5-wire design allows for both normally open (NO) and normally closed (NC) switch applications, expanding the possible use cases for the module.
3. Manual Operation: The manual operation feature eliminates reliance on batteries, reducing the chances of false alarms that could occur due to battery failure or low battery conditions.
4. 12V Operation: Operating at 12V, this module can be easily integrated into existing low-voltage security and automation systems.
Cons:1. Limited Capacity: The 688-12 module only supports a maximum of one input contact per module. Users requiring multiple contacts may need to install additional modules, leading to increased cost and complexity.
2. Wiring Complexity: Because of the 5-wire design, the wiring installation process may be more complex compared to other modules with fewer wires.
3. No Supervised Functionality: Unlike supervised modules, the 688-12 is not capable of self-diagnosing failures, requiring additional efforts for troubleshooting and maintenance.
Conclusion:The ADemco 688-12 Opening-Closing Switching Module offers versatility and compatibility with a wide range of security and automation devices. Its manual operation makes the module more reliable than battery-powered alternatives, which can lower the chances of false alarms. However, its limited capacity and wiring complexity can be potential drawbacks, and the absence of supervised functionality may call for additional maintenance efforts.
Recommendation:The ADemco 688-12 Opening-Closing Switching Module can be a valuable addition to your security system if you require reliable inputs from single opening and closing contacts. However, you should consider the complexity of installation and the costs of additional modules (if needed) before making a final purchasing decision. Overall, this module's pros, such as versatility and manual operation, usually outweigh its cons.
Model: Ademco 688-12. Product detail. Brand: Ademco. Type: opening-closing switching module.
Ademco 688-12 opening-closing switching module 12 volt 5-WIRES with manual. voltage : 12 v.
