Good selectivity
Has good selectivity, avoiding interference from other gases on the detected gas
Stable and reliable
In over a decade of industry applications, we have continuously provided users with continuous security guarantees
Multiple signal outputs
Standard 4-20mA (three wire system), two-stage switch output, easy to connect to PLC/DCS, etc
Industrial control systems can also be used as standalone controls
Friendly human-machine interface
Intuitive and clear ultra-high brightness LED display and local alarm indication
No opening cover, infrared remote control operation
Integrated sound and light alarm (optional)
Prevent misoperation
The instrument has over range and reverse polarity protection, which can avoid the danger caused by improper human operation
The remote control has detector recognition function and can achieve one-on-one operation
Stainless steel sensor components
Using stainless steel sensor components, it can be applied to extremely complex and harsh working environments
Rich electrical interfaces
Featuring multiple electrical interfaces such as 3/4 "NPT F, 3/4" NPT M, 1/2 "NPT F/M, G3/4 F/M, etc., available for users to choose from


SP-2104 is a explosion-proof and fixed installation toxic gas detector. It can be widely applied in fields such as petroleum, petrochemicals, metallurgy, chemical engineering, fire protection, gas, environmental protection, electricity, communication, papermaking, printing and dyeing, sewage treatment, food brewing, scientific research, education, national defense, etc.

technical parameter

configuration information