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Wireless natural gas alarm
Wireless natural gas alarm: explosion-proof grade Exd Ⅱ CT6; High precision and long-life imported electrochemical sulfur dioxide sensor; Automatic tr
Product details
| brand | NGP/High Quality Technology | Origin category | domestic |
|---|
Wireless natural gas alarm
Gas detection: natural gas
Detection principle: catalytic combustion, thermal conductivity principle, infrared optional
Detection methods: fixed, online detection, diffusion measurement, pump suction, flow type optional
Measurement range: 0-100% LEL, 5% Vol, 20% Vol, 50% Vol, 100% Vol
Resolution: 0.1% LEL or 0.1% Vol
Accuracy: ± 3% FS
Repeatability: ± 1.0%
Linear error: ± 2.0%
Zero drift: ± 2.0% FS/year
Span drift: ≤ ± 3.0% FS/year
Display mode: LCD display (optional)
Response time: ≤ 30 seconds
Recovery time: ≤ 60 seconds
Explosion proof mark: Exia Ⅱ CT6 Ga
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
Output signal: Users can choose according to their actual requirements. It can transmit up to 2000 meters (single core 1mm ² shielded cable) and supports wireless transmission without wiring
Three wire system 4-20mA current signal output, relay output, alarm output
RS-485 digital signal output, combined with signal transmitter and receiver for long-distance wireless transmission
2 sets of relay outputs: passive electric shock capacity 220VAC 3A, 24VDC 3A (optional)
Related accessories: 1 set of data acquisition hose, 1 signal transmitter and 1 receiver each
Supports RS485 serial port output and direct communication with computers for synchronous monitoring
Working temperature:- 20℃～+70℃
Relative humidity: 10% to 95% RH (non condensing)
Power supply: 24VDC ± 5VDC
Weight: Approximately 1.5Kg
Wireless natural gas alarm 
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