The D129 Dual Class A Initiating Circuit Module is a fire system interface designed for compatibility with Bosch Fire Alarm Control Panels. This versatile module features two NFPA Class A (Style D) circuits that cater to both retarded and non-retarded sprinkler waterflow switches. With adjustable alarm and reset delays, it allows for precise customization, making it ideal for various installations such as multi-family occupancies, office buildings, and institutional facilities.
Bosch D129 Camera Features
Features
- Adjustable Alarm and Reset Delays: Tailor the response time of the module to suit the specific needs of your installation, ensuring optimal performance.
- Two Supervised Class A (Style D) Loops: Enhances system reliability and allows for the connection of various initiating devices on one module.
- Reliable Terminal Connections: Ensures secure wiring and minimizes the risk of connectivity issues, enhancing overall system integrity.
- Suitable for Waterflow Switches: Designed to work effectively with sprinkler systems, providing a comprehensive fire safety solution.
- Compensates for Sprinkler Alarm Valve Fanning: Adjusts delay periods to account for valve fluctuations, ensuring accurate alarm activation.
Bosch D129 Detailed Specifications
| Feature | Details |
| Model | D129 |
| Type | Dual Class A Initiating Circuit Module |
| Compatibility | Bosch Fire Alarm Control Panels |
| Circuits | Two NFPA Class A (Style D) |
| Adjustment Options | Screwdriver-adjustable alarm retard and reset delay potentiometers |
| Application | Multi-family occupancies, office buildings, and institutional facilities |
| Special Features | Compensates for sprinkler flow valve fanning |
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