The bus-type gas alarm detector supports two power supply buses and 485 bus. It can collect a variety of combustible gases and harmful gases, and provide escort for safe production; it can be widely used in chemical companies, power plants and gas production companies; steel mills, Detection and alarm of flammable and explosive combustible or harmful gases such as pharmaceutical factories and food factories.
This product uses a digital tube display, supports sound and light alarm deng, high-precision sensor sampling, supports 24V, 220V power supply, power supply two buses, it is a cost-effective product;
Product features â— Imported electrochemical sensor
â— Up to 24-bit fully differential ADC sampling
â— Local human-computer interaction, LED display
â— Support RS485, two-bus communication with power supply â— Support standard ModBUS protocol â— Intrinsically safe circuit, safety explosion-proof â— Support local sound and light alarm â— Support one-way alarm switch signal output application â— Industrial automation: alarm through RS-485 bus and power supply bus The host composes the GDS system;
â—Commercial application: shops or restaurants along the street, and catering occasions that use gas;
â—Industrial safety monitoring: monitoring of combustible and toxic and harmful gases in steel mills, chemical plants, biology, pharmaceuticals, gas stations, gas stations, gas companies, food plants, and power plants;
Product performance detection gas Combustible gas, toxic and harmful gas sensor type Imported catalytic combustion sensor, electrochemical sensor, semiconductor, infrared measurement range 0-100%LEL (flammable)
way of communication Power supply two bus, 485 bus, 4-20MA
Operating Voltage DC36V±15%
Whole machine power consumption ≤1W
Display method LED digital display error ≤±5% FS (Higher accuracy requirements are based on sensor performance)
Repeatability ≤±2%
Response time Catalytic combustion type T90＜30s
Electrochemical, semiconductor T90＜60s Infrared T90＜90s
Recovery Time ≤30 seconds (higher requirements are based on sensor performance)
Operating temperature -40℃～+70℃
Working humidity ≤95%RH
Application standard GB15322.1-2019
Installation method Wall-mounted installation cable RVS 2×2.5mm2
Transmission distance 800M
shell material Die-cast aluminum alloy, electrostatic spray, waterproof and explosion-proof grade Exd II C T6 Gb
This product uses a digital tube display, supports sound and light alarm deng, high-precision sensor sampling, supports 24V, 220V power supply, power supply two buses, it is a cost-effective product;
Product features â— Imported electrochemical sensor
â— Up to 24-bit fully differential ADC sampling
â— Local human-computer interaction, LED display
â— Support RS485, two-bus communication with power supply â— Support standard ModBUS protocol â— Intrinsically safe circuit, safety explosion-proof â— Support local sound and light alarm â— Support one-way alarm switch signal output application â— Industrial automation: alarm through RS-485 bus and power supply bus The host composes the GDS system;
â—Commercial application: shops or restaurants along the street, and catering occasions that use gas;
â—Industrial safety monitoring: monitoring of combustible and toxic and harmful gases in steel mills, chemical plants, biology, pharmaceuticals, gas stations, gas stations, gas companies, food plants, and power plants;
Product performance detection gas Combustible gas, toxic and harmful gas sensor type Imported catalytic combustion sensor, electrochemical sensor, semiconductor, infrared measurement range 0-100%LEL (flammable)
way of communication Power supply two bus, 485 bus, 4-20MA
Operating Voltage DC36V±15%
Whole machine power consumption ≤1W
Display method LED digital display error ≤±5% FS (Higher accuracy requirements are based on sensor performance)
Repeatability ≤±2%
Response time Catalytic combustion type T90＜30s
Electrochemical, semiconductor T90＜60s Infrared T90＜90s
Recovery Time ≤30 seconds (higher requirements are based on sensor performance)
Operating temperature -40℃～+70℃
Working humidity ≤95%RH
Application standard GB15322.1-2019
Installation method Wall-mounted installation cable RVS 2×2.5mm2
Transmission distance 800M
shell material Die-cast aluminum alloy, electrostatic spray, waterproof and explosion-proof grade Exd II C T6 Gb
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