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I would like to ask everyone: the combustible gas and toxic gas detectors used by the company in the past were of very poor quality and had a high failure rate. For the new project, it’s necessary to purchase a new set of such detectors. I’d like to know from those who have used these detectors which manufacturers produce reliable products with a low failure rate
Most of them are unreliable; price is everything – choose only the most expensive ones
I sell alarm systems. May I ask which brand your previous products were from? To be honest, those cheapest gas detectors, which cost just a few hundred yuan each, do not have reliable stability. As for the mid-to-high-end options, they’re all more or less the same; if anything goes wrong, you can just buy the best one – it won’t be your fault then.
Choose only the expensive ones – if there are problems, turn to the manufacturer; P
This post was last edited by shugen on 2015-6-8 at 15:22. It’s best to go and check these things in person; visit Beijing and compare different brands. If you come to Beijing, you can add me on WeChat: 18801261693
It’s from Wuxi GreenTong; our company uses it. However, the environment plays a role as well. If the ambient gases are complex and contain substances such as chlorine and silicon, they may cause the probe to become contaminated, affecting its functionality
Have you heard of Baiounisi? It’s a really excellent brand from Japan; its products are of high quality, and there’s little risk of poisoning. The initial investment is high, but the maintenance costs are low over time. Go and check it out
Our company is involved in production; many chemical plants in Shanxi and Ningxia use our products. They pass the inspections carried out by the safety supervision authorities. We offer a one-year warranty, so there are no concerns to worry about. If you need it, it’s available on the platform
Firstly, products manufactured by reputable manufacturers and those that come with all the necessary certifications are generally reliable. For combustible gas detectors and toxic and harmful gas detectors, it is specified that they should be calibrated every 3–6 months. As the guy on the second floor said, “It’s necessary to calibrate them frequently in order to maintain accuracy.” Moreover, due to differences in working environments, the performance of these detectors also varies. For example, take a pair of leather shoes: some people wear them while sitting in an office all day with access to a car, while others wear them in all kinds of weather while walking around the streets. After some time, there will be differences between those pairs of shoes. Hehe, I’ve been working in gas detection for over a decade. It’s just my personal opinion; feel free to correct me or discuss it with me, hehe.
This thing either doesn’t report anything or keeps reporting, with frequent calibrations; it seems like the sensor is disposable