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| Brand | TOPWAY |
|---|---|
| Origin | Shandong, China |
| Model | TW-2650 |
| Sampling Flow Rate | 0.1–1.0 L/min |
| Flow Accuracy | ±2.0% (full scale) |
| Sampling Temperature Range | 0–500 °C |
| Gas Velocity Range | 0–45 m/s |
| Target Analytes | Elemental Mercury (Hg⁰) and Oxidized Mercury (Hg²⁺) |
| Brand | TOPWAY |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | TW-2200C |
| Pricing | Upon Request |
| Sampling Principle | Solution Absorption (Gaseous Pollutants) + Filter Gravimetric Method (TSP/PM10/PM2.5) |
| Flow Control | Dual-channel Atmospheric Sampling + Single-channel Particulate Sampling |
| Flow Accuracy | ±2.5% of Full Scale |
| Flow Resolution | 0.001 L/min (Gas), 0.1 L/min (Particulate) |
| Time Setting Range | 1 min – 99 h 59 min |
| Temperature Compensation | Yes |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Operating Temperature | −30 °C to +50 °C |
| Data Interface | RS232 Serial Port |
| Compliance Standards | JJG 956–2013, HJ 618–2011, HJ 93–2013 |
| Weight | ~7.0 kg |
| Dimensions (L×W×H) | 210 × 320 × 270 mm |
| Noise Level | ≤55 dB(A) |
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