| Model | MS400-S |
| Measuring range | Depends on site environment and user requirements |
| Resolution | 0.001ppm (0-10ppm high precision) / 0.01ppm (0～10 ppm); 0.01ppm (0～100 ppm), 0.1ppm (0～1000 ppm), 1ppm (0～ 1 000 ppm or more);
0.1%LEL; 0.1 % , 0.01 % Vol |
| Unit Display | Optional units: umol/mol, ppm, pphm, ppb , mg/m3, ug/m3, % Vol , %LEL |
| Response time | T90≤ 2 0 seconds ( general purpose ) |
| Working power supply | DC 7.4V |
| Display Mode | 2.31 inch color LCD |
| Service environment | -20 ℃~+ 50 ℃ , can be customized -40 ℃ ~+70℃ ; Relative humidity: 10-95 % RH |
| Communication interface | Standard Type-C (full charge in 4 hours) |
| Data storage | Standard capacity is greater than 200,000 records ; supports local viewing, deletion or data export, and storage time interval can
be set arbitrarily |
| Interface language | Record the calibration log, maintenance log, fault record, sensor life expiration reminder, and the next concentration calibration
time reminder function |
| Interface language | Chinese, English and other languages can be customized |
| Explosion-proof type | Intrinsically safe ExiaⅡCT4Ga |
| levels of protection | IP68 |
| Shell material | High-strength, corrosion-resistant and fire-resistant polycarbonate and integrated TPE protective cover, anti-fall, wear-resistant
and anti-static, effective against drops ≥ 3 meters |
| Dimensions | Maximum size 148 × 85 × 50 mm (L×W×H) shell size, excluding back clip thickness |
| Detection method | Built-in pump suction + diffusion |
| Repeatability | ≤± 2 % |
| Battery capacity | 7.4V, 3000mA h rechargeable polymer battery with overcharge, over discharge, over voltage, short circuit and overheat protection
functions |
| weight | About 280g |
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