ADT900W fixed gas detection and alarm device is a new gas detection device created by Outit Technology on the basis of the original, using high-performance sensors and a new 32-bit low-power processor; The dashboard display interface displays both numerical values and progress bars, presenting a beautiful and elegant appearance; The circuit adopts 4-layer wiring, which has stronger resistance to weak signals and interference; Independent 16 bit AD chip and signal processing algorithm, with higher and more stable measurement data accuracy; 4~20mA, RS485, 200~1000HZ multiple output signals can be selected, making it easy to connect to various alarm controllers, PLCs, DCS and other control systems; Explosion proof structural design can be applied in various hazardous industrial sites; The product is widely used in various fields such as petrochemicals, gold mining, industrial manufacturing, municipal construction, power grid, sewage treatment, papermaking, fire protection, biopharmaceuticals, animal husbandry, home environmental protection, university experiments, scientific research units, etc
Product Model:ADT900W-H2S
Product Name: Fixed Hydrogen Sulfide Gas Detection and Alarm Device
Product description:
ADT900W fixed gas detection and alarm device is a new gas detection device created by Outit Technology on the basis of the original. It purchases high-performance sensors and a new 32-bit low-power processor; The dashboard display interface displays both numerical values and progress bars, presenting a beautiful and elegant appearance; The circuit adopts 4-layer wiring, which has stronger resistance to weak signals and interference; Independent high-precision imported 16 bit AD chip and signal processing algorithm, with higher and more stable measurement data accuracy; 4~20mA, RS485, 200~1000HZ multiple output signals can be selected, making it easy to connect to various alarm controllers, PLCs, DCS and other control systems; Explosion proof structural design can be applied in various hazardous industrial sites; The product is widely usedPetrochemical industry, gold mining industry, industrial manufacturing, municipal construction, power grid, sewage treatment, papermaking, fire protection, biopharmaceuticals, animal husbandry, home environmental protection, university experiments, scientific research institutions and other fields.
Product Features:
High performance sensors with high measurement accuracy, good repeatability, and long service life;
Adopting an independent 16 bit AD chip and a 4-layer circuit board design, it has stronger resistance to weak signals and interference;
The dashboard display interface design features beautiful and elegant readings, reflecting humanized detail design;
◆ White, orange, and red backlight design, indicating normal and alarm status at a glance;
◆ mg/m3、Multiple units such as ppm, VOL, and LEL can be selected when leaving the factory;
◆ Equipped with an embedded 32-bit ultra-low power processor and signal processing algorithms, it has fast response speed and stability;
◆ Automatic protection function against high concentration gas impact, with factory reset settings to prevent misoperation;
The instrument is equipped with an infrared remote control, which can be operated through the remote control without opening the cover, making it simple and convenient;
◆ Three wire system with 4-20mA, RS485, 200~1000HZ signal output options, relay output, data recovery, data storage and other functions;
Two cable entry ports for easy on-site installation;
◆ Independent chamber structure, easy sensor replacement, no need for on-site calibration;
◆The air chamber is made of high-quality high-strength aluminum profiles, which are wear-resistant, corrosion-resistant, and suitable for complex and harsh industrial environments. The reasonable and scientific design of the air chamber ensures the accuracy of real-time monitoring by sensors;
The explosion-proof rating is Exdb II CT6, Certified by the National Explosion proof Electrical Inspection Center.
Technical Specifications:
name |
description |
Gas detection: |
hydrogen sulfide H2S |
Detection principle: |
Principles of Electrochemistry |
Detection method: |
Fixed online long-term continuous detection, diffusion based detection method; |
Fixed online continuous detection, using an external air pump to achieve pump suction flow detection (optional air pump); |
Installation method: |
Wall mounted, pipelineIntegrated (pipe type external thread specification):M42X1.5mm, Optional pipeline adapter screw joint, weldable) |
Measuring range |
0-10ppm, 50ppm, 100ppm, 500ppm, 1000ppm, 2000ppm, 5000ppm (factory optional, range not listed can be customized) |
divide distinguish Rate: |
0.01ppm (0-100ppm), 1ppm (above 1000ppm) |
essence Degree: |
≤± 3% FS (actual concentration, higher accuracy requirements depending on sensor performance) |
Operation method: |
Infrared remote control for remote and close range operation, convenient setup |
heavy again Sex: |
≤±1% |
Zero drift: |
≤± 1% (F.S/year) |
Response time: |
≤ 20 seconds (T90) |
Recovery time: |
≤ 20 seconds |
Explosion-proof mark: |
Exdb II CT6 |
Protection level: |
IP66 |
|
Output signal:
|
Users can choose according to their actual on-site environmental needs, and the farthest transmission is possible2000 meters (single core 1mm2 shielded cable) |
three-wire system4-20mA current signal output, can be connected to various control systems such as alarm controllers, PLCs, DCS, etc. (standard configuration) |
digital signalRS-485 output,ModBus RTU communication protocol(Optional features) |
frequency signal200~1000Hz output (optional function) |
Two sets of relay outputs: passive electric shock capacity220VAC 0.5A or 5VDC 0.5A |
Remote transmission of detection data and status alarms can be achieved through wireless module functionality(Optional function); Can achieve Ethernet access |
Main material |
Shell:ADC12 aluminum alloy, sturdy, wear-resistant and corrosion-resistant (batch can choose 316 stainless steel shell) |
Gas chamber: Made of high-strength, wear-resistant and corrosion-resistant aluminum profiles, sturdy and durable (batch optional)316 stainless steel chamber |
Operating Temperature |
-30 ℃~+60 ℃ (customized for special requirements) |
Working humidity: |
≤95%RH, No condensation (humidity>90% RH, condensation can be equipped with a filter) |
relative humidity |
10%~95%RH |
Power supply: |
24VDC (normal operating voltage range 12-30VDC) |
merit Consumption: |
1.5W |
working pressure: |
≤200Kpa |
Size: |
180mm * 140mm * 92mm (height * width * thickness) |
heavy Quantity: |
about1.6Kg |
Execution standard: |
GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010 |
Standard configuration: |
Host, remote control, packaging box, manual, warranty card/Certificate of Conformity |
After sales: |
The whole machine comes with a one-year warranty and free maintenance during the warranty period. |