Gas alarm device using notes
1. The gas alarm device should be frequently calibrated and tested. Gas alarm device same as other analysis testing instrument, are […]
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How to install wired alarm system correctly
Even wireless alarm system is easy to install than wired alarm system, wired alarm system is always installed at many locations. […]
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Gas alarm types and usage
With the development of industrialization, various kinds of industrial accidents occur frequently, such as coal mine explosion, sulfur dioxide(SO2) poisoning, hydrogen […]
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Why smoke sensor is necessary for home security
Why smoke sensor is necessary for home security? Fire accident is serious disaster for home security. Many factors may cause fire […]
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How to choose active infrared beams
There are different beams quantity such as 2 beams, 3 beams, 4 beams, 6 beams and 8 beams of photoelectric beam […]
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What type of home security system to shop
What type of home security alarm control panel should I shop? What detectors should be included in the security system? We […]
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IP network camera connection with IR beam system and siren strobe
IP network camera connection with IR beam system and siren strobe IP network camera is designed with input/output interface. All relay […]
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How to minimize latency of monitoring systems
The transport latency of real time wireless security monitor system will make video playing stop and delay. So, smooth transport is […]
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