Description
This instrument conforms with the following procedures and calibration standards:
Gb3836.1—2010 Explosive Atmospheres Part 1: General Requirements for Equipment.
GB3836.4—2010 Explosive Atmospheres Part 4: Equipment with Intrinsically Safe “I” Protection.
GB15322.3—2003 Portable Combustible Gas Detectors Part 3: Portable Combustible Gas Detectors with a Measurement Range of (0~100) %LEL.
JJG693—2011 Verification Standards for Combustible Gas Detection Alarm.
JJG 365 — 2008 Verification Procedures for Electrochemical Oxygen Tester
JJG695-2003 Verification Procedure for Hydrogen Sulfide Gas Detector
JJG915-2008 Verification Procedures for Carbon Monoxide Detection Alarm
This Compound Gas Monitor possesses the following features：
1. Color-screen display, user-friendly interface.
2. Bilingual choices: Chinese/English.
3. Measurement of four gas concentrations: Combustible gas (LEL), Oxygen (O2), Hydrogen sulfide (H2S), and Carbon monoxide (CO).
4. Three alarm forms: sound/light/vibration.
5. Data recording and review function, continuously record 120,000 data
6. Charging function.
Specifications
| Compound Gas Monitor range | |||
| Measuring item | Unit | Range | Resolution |
| Combustible gas LEL | %LEL | 0~100 | 0.1 |
| Oxygen O2 | %VOL | 0~30 | 0.1 |
| Hydrogen sulfide H2S | μmol/mol | 0~100 | 0.1 |
| Carbon monoxide CO | μmol/mol | 0~1000 | 1 |
| Accuracy | ≤±5%FS | ||
| Response time (90%) | Less than 30 seconds | ||
| Indication mode | LCD displays real-time data and system state, LED, sound, vibration indication alarm | ||
| Storage Conditions | Temperature:-10~55℃;
Humidity:＜85%RH |
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| Operation Conditions | Temperature:- 20~50℃;
Humidity:＜ 95%RH non-condensing |
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| Working voltage | DC 3.7V (Lithium battery capacity 1800mAh) | ||
| Charging time | 71*153*49mm | ||
| Weight | 218.7g With battery | ||
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