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Fixed online sound and light alarm detector
Fixed online TVOC sound and light alarm detector 1. Explosion proof level Exia Ⅱ CT6 Ga2. High precision, long-life imported sensor 3. Automatic tempe
Product details
| brand | NGP/High Quality Technology | Origin category | domestic |
|---|
① Imported high-performance sensors with excellent anti-interference performance
② Adopting advanced microprocessor technology, it has fast response speed, high measurement accuracy, good stability and repeatability
③ The detection site has on-site sound and light alarm function, and the gas concentration exceeds the standard and immediately alarms, which is a safety guarantee for dangerous on-site operations
④ On site backlit large screen multi parameter LCD display, visually displaying gas concentration, type, unit, working status, etc
⑤ Independent chamber, no need for on-site calibration when replacing sensors, automatic identification of key sensor parameters
⑥ Full range temperature digital automatic tracking compensation ensures measurement accuracy
⑦ Full software automatic calibration function, this machine is equipped with standard four buttons to achieve single person single point on-site maintenance of technical parameters
Technical parameters of fixed online sound and light alarm detector:
Gas detection: TVOC gas
Detection range: 0-10PPM, 20PPM, 50PPM, 100PPM, 500PPM, 1000ppm, 2000ppm, 5000ppm, 10000PPM, 20% VOL, 50% VOL, 100% VOL. The measurement range can be customized according to the usage environment or user needs
Resolution: 0.01ppm (0-100pm); 0.1ppm(0～1000ppm)； 1ppm (above 1000ppm), 0.01% VOL
Detection principle: Thermal conductivity detection, PID photonics detection optional
Detection methods: fixed, online detection, diffusion measurement
Installation methods: wall mounted, pipe mounted, flow-through, pump suction optional
Accuracy: ± 3% FS
Repeatability: ± 1.0%
Linear error: ± 1.0%
Response time: ≤ 30 seconds
Recovery time: ≤ 60 seconds
Explosion proof mark: Exia Ⅱ CT6Ga
A. Suitable for Zone 0, Zone 1, Zone 2, locations containing explosive gas mixtures of Class IIA-IIC and T1-T6;
B. The product has passed the inspection of the National Explosion proof Electrical Product Quality Inspection Center and obtained the Explosion proof Certificate of Conformity;
Explosion proof connection thread: 3/4'NPT
Maximum transmission distance: 1100 meters (Rvv0.75 square millimeter shielded cable), supports wireless transmission without wiring
Working temperature:- 20℃～+50℃
Relative humidity: 10% to 95% RH
Protocol signal output: HJ-T212 protocol connected to environmental protection platform (optional)
Output signal: Users can choose according to their actual requirements, with a maximum transmission distance of 2000 meters (single core 1mm ² shielded cable)
① Three wire 4-20mA current signal output
② RS-485 digital signal output, combined with RS232 adapter card, can store data on the computer (optional)
③ 2 sets of relay outputs: passive electric shock capacity 220VAC3A, 24VDC3A
④ Alarm signal output: on-site sound and light alarm, alarm sound:<90 decibels
Shell material: die cast aluminum, explosion-proof and corrosion-resistant
• Working power supply: 24VDC (12-30VDC)
• Maximum power consumption: 3W
• Working temperature: -20~50 ℃ (customized according to special requirements)
• Working humidity: ≤ 95% RH, no condensation (humidity>90% RH, can be equipped with a filter)
• Work pressure: ≤ 200Kpa
• Size: 220 × 220 × 90mm
• Weight: 1.7Kg
The fixed online TVOC sound and light alarm detector is widely used in industries such as petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution, and pharmaceuticals
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