Fixed online sound and light alarm detector

NegotiableUpdate on 04/02

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

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Overview

Fixed online TVOC sound and light alarm detector 1. Explosion proof level Exia Ⅱ CT6 Ga2. High precision, long-life imported sensor 3. Automatic temperature compensation, zero point, and full-scale drift compensation 4. Automatic protection function against high concentration gas impact 5. Full software calibration function, users can also calibrate by themselves with 3 buttons, easy to operate 6. Three wire system 4-20mA output 7. Two cable inlet ports, convenient for on-site installation 8. Independent chamber structure, easy to replace sensor

Product Details

brand	NGP/High Quality Technology	Origin category	domestic

Fixed online sound and light alarm detectorcharacteristic:

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