
Fire alarm system · Fire alarm system – CCC (previous models)
JTY-GD-A30EPoint-type Photoelectric Smoke Detector
Key features
- It can realize electronic coding and rewrite the address via coder in situ.
- Within a single-chip microcomputer, it can process the sampling data in real-time, save the latest 144 historical data and realize a curve tracing for the field situation.
- It has a temperature, humidity and dust accumulation drift compensation function and a sensor fault detection function (fault reporting to fire alarm control panel).
- Non-polarity, two-bus connection that ensures convenient installation and maintenance.
- Designed with an upper cover and a lower cover and installed on an independent base, it can be installed, debugged and maintained conveniently.
JTY-GD-A30E point-type photoelectric smoke detector (after this referred to as detector) is a photoelectric smoke detector. The detector has a built-in microprocessor, supports electrical coding, and accesses the compatible fire alarm control system through the two-wire bus. The detector can collect the smoke concentration data in real-time, and transmit the data to the fire alarm control system, and receive and execute the control command given by the fire alarm control system. The detector is suitable for a significant quantity of smoke when a fire occurs and no smoke under normal circumstances.Such as restaurants, hotels, teaching buildings, office buildings, computer rooms, communication computer rooms, libraries, archives and other industrial and civil facilities. However, it is not suitable for places with a lot of dust and water mist retention, where the places may produce steam and oil mist and retain smoke under normal circumstances.
Technical Parameters:
| Executive standard | GB 4715-2005 | |
| Wiring mode | Non-polarity two-bus system | |
| Working current | Inspection status<300uA, alarming status<1.5mA | |
| Weight | about 75g | |
| Product dimension | diameter: 105mm, height: 43mm(With base)Installation Height ≤12m | |
| Temperature | -10℃~+55℃ RH≤95%(40 ℃±2℃, without condensation) | |
| Coding mode | It can realize electronic coding via coder in situ. Address codes 1 to 324 are available forselection. | |
| Operating instruction | Monitoring status: red indicator shining; alarm status: red indicator steady on | |
| Protection area | About 60m², specific reference to the national standard GB 50116-2013 "Code for Design ofautomatic fire alarm system" relevant provisions。 | |
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