Search found 837 matches
- Tue Aug 22, 2023 1:39 pm
- Forum: Fire Alarm and Fire automatic fighting
- Topic: gas fire extinguish system
- Replies: 0
- Views: 26269
- Tue Aug 22, 2023 1:38 pm
- Forum: Fire Alarm and Fire automatic fighting
- Topic: independent electric fire detection system
- Replies: 0
- Views: 25988
- Tue Aug 22, 2023 1:36 pm
- Forum: Fire Alarm and Fire automatic fighting
- Topic: Linear infrared beam smoke detector
- Replies: 0
- Views: 26150
- Tue Aug 22, 2023 1:35 pm
- Forum: Fire Alarm and Fire automatic fighting
- Topic: linkage fire alarm system parts
- Replies: 0
- Views: 25946
- Tue Aug 22, 2023 1:34 pm
- Forum: Fire Alarm and Fire automatic fighting
- Topic: linkage of gas fire extinguishing system with fire alarm
- Replies: 0
- Views: 25394
- Tue Aug 22, 2023 1:32 pm
- Forum: Fire Alarm and Fire automatic fighting
- Topic: overview of automatic fire-alarm systems
- Replies: 0
- Views: 25115
- Tue Aug 22, 2023 1:12 pm
- Forum: Fire Alarm and Fire automatic fighting
- Topic: Residual current electrical fire detector
- Replies: 0
- Views: 25370
- Tue Aug 22, 2023 1:06 pm
- Forum: Fire Alarm and Fire automatic fighting
- Topic: test of gas fire extinguishing system
- Replies: 0
- Views: 25026
- Wed Jun 28, 2023 1:48 pm
- Forum: Fire security solutions
- Topic: Why is heat detector used for garage fire detection
- Replies: 1
- Views: 3508
Why do museums need gas detectors
Buildings and collections in museums are prone to fires. When a fire occurs, gas detectors can detect gases such as carbon dioxide produced by burning objects and send an alarm in time. Therefore, museums need to install various types of fire detectors in order to detect and put out fires at first t...
- Wed Jun 28, 2023 1:25 pm
- Forum: Code for fire alarm systems
- Topic: How to extend the service life of gas alarm
- Replies: 2
- Views: 2334
The reading on the gas detector is negative. Why?
All electrochemical or catalytic bead gas sensors are prone to enter the positive and negative reading drift regime due to environmental factors such as temperature and humidity variations. But these are not the common reasons for negative sensor readings. 1. Zero readings in the polluted atmosphere...