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| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | GHK2300 |
| Measurement Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Gas Species | NOx (NO + NO₂), SO₂, CO₂, CO, H₂S, O₂, CH₄, N₂O |
| Sample Conditioning | Integrated dual-stage dew point suppression (semiconductor + membrane dryer), heated sampling probe with titanium alloy inner tube, automatic humidity cutoff protection |
| Display | High-brightness color touchscreen (touch + keypad interface) |
| Power Supply | DC 12–26 V / AC 80–260 V (with reverse polarity, overvoltage & overcurrent protection) |
| Battery | Rechargeable Li-ion, ≥4 h continuous operation (host + probe) |
| Data Storage | High-capacity internal memory (minute-level & average data), USB export supported |
| Connectivity | Bluetooth printer standard, optional IoT module for remote telemetry and cloud integration |
| Compliance | JJG968-2002, HJ/T397-2007, HJ629-2011, HJ692-2014, HJ870-2017, HJ/T44-1999, GB/T16157-1996 |
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