HD900 4in1 gas detector

chinacoal11

www.chinacoalintl.com

m.chinacoalintl.com

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Product Introduction

HD-900, The bright, large LCD shows real-time gas concentrations and the instrument’s status at all times. The full function self-test verifies sensor, circuitry and battery integrity and activates the audible/visual alarms each time you turn the instrument on. The detector clearly advises the gas hazard present—Low, High, TWA and STEL gas alarm. Recorded TWA, STEL and Peak exposures can be displayed on demand.

Main features:

1. Small, lightweight and robust use international sensers

2. large LCD and date shows, present—Low, High, TWA and STEL gas alarm.

3. The full function self-test verifies sensor, circuitry and battery integrity

4. The detector clearly advises

5. Low maintenance costs

Technical parameters：

1. Detect gas: CO,O2,H2S,EX

2. Range;0-1000ppm0-30%vol,0-100ppm.0-100%lel

3. Measurement error: ＜±5%（F.S）

4. Minimum reading: 1ppm,0.1%vol,1ppm,1%LEL

5. Response Time≤60S

6. Senser：Catalytic combustion, Electrochemical sensors

7. Battery: 3.6V  Lithium-ion

8. Bettery used time: 200h    

9. Screen: large LCD

10. Advise: clearly voice and light

11. Direct readings: Low, High, TWA and STEL gas alarm

12. Explosion-proof mark: Ex ibdIICT3

13. Explosion levels: IP45

14. Bear temperature: -10 ~ 45℃

15. Bear humidity: 5-90%RH

16. Size: 126mm（Length）×66mm（Width）×33mm（Thickness）

17. Weight: 220g