Infrared Carbon Dioxide Analyzer
Product model: HM-200B


Product model: HM-200B












The HM-200B from HM Instruments uses nondispersive infrared absorption to measure carbon dioxide in air. A built-in sampling pump supplies the gas to the measurement path, while the touchscreen displays concentration and operating information.
Use for air measurements in environmental protection and monitoring, public-place hygiene, occupational hygiene, disease-control work and research. Select the gas channel and range for the expected concentration, and match sampling temperature and humidity to the specified operating conditions.
| Parameter | Specification |
|---|---|
| Principle | Nondispersive infrared absorption (NDIR) |
| Measured gas | carbon dioxide |
| Sampling | Built-in pump |
| Measurement range | 0–10000 ppm (0–1.000%) |
| Resolution | 0.0001% |
| Linear error | ≤±2% FS |
| Repeatability | ≤1.0% |
| Span drift | ≤±2% FS over 3 h |
| Zero drift | ≤±1% FS per hour |
| Response time | ≤60 s |
| Warm-up | 5 minutes |
| Flow range | 0.5–2.0 L/min |
| Operating temperature | −20 to 60 °C |
| Humidity | 0–95% RH |
| Display | 7-inch capacitive touchscreen |
| Record storage | More than 100000 records |
| Supply | Rechargeable battery, AC/DC operation |
| Dimensions | 257.3 × 147 × 300 mm |
Warm up the instrument for the stated five-minute period, establish zero using the selected zeroing procedure and set the sampling flow within the specified range. Keep the sample within the gas-channel temperature limits. Store, export or print readings under the monitoring procedure; optional 4G communication requires the corresponding module.
Tell our sales representative your sample type, measurement task and configuration needs for product enquiries and coordination of service requests.
Sales Contact: Kyra
Email: Kyra@hmdzkj.cn
Tel / WhatsApp / WeChat: +86 13792642016
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