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| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | GHK-7100 |
| Price | USD 1,150 (FOB) |
| Flow Measurement Principle | Differential Pressure (Soap Film Method) |
| Display | Large LCD with Chinese/English bilingual interface |
| Time Resolution | 0.001 s |
| Power Supply | AC/DC dual-mode |
| Operating Conditions Compensation | Automatic temperature (°C), pressure (kPa), and volume correction for standard conditions at 273.15 K / 101.325 kPa and 293.15 K / 101.325 kPa |
| Data Output | Optional thermal mini-printer support |
| Compliance | JJG 586–2006 Verification Regulation for Soap Film Flowmeters |
| Electromagnetic Compatibility | IEC 61326-1 compliant design |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | GHK-7500 |
| Pricing | Upon Request |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | GHK-7201 |
| Pricing | Upon Request |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Regional Category | Domestic (China) |
| Model | GHK-7000 |
| Pricing | Upon Request |
| Flow Measurement Principle | Differential Pressure |
| Key Components | Orifice Module, Soap Film Module, Thermal Mass Flow Module, Microcontroller Unit, TFT Touch Display |
| Calibration Standards | JJG 586–2006, JJG 700–2016, JJF 2033–2023 |
| Operating Modes | Real-time flow display (actual, STP @ 273.15 K / 101.325 kPa, NTP @ 293.15 K / 101.325 kPa, RTP @ 298.15 K / 101.325 kPa) |
| Data Storage | 80 entries per range |
| Power Supply | Rechargeable Li-ion battery (>8 h runtime) |
| Interface | USB port (U-disk export supported), Optional Bluetooth thermal printer |
| Environmental Input | Manual barometric pressure & ambient temperature entry |
| Sensor Calibration | Digital calibration for flow, differential pressure, temperature, time, and battery voltage |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | GHK-7301 |
| Pricing | Upon Request |
| Compliance | JJG 586–2006 “Verification Regulation for Soap Film Flowmeters” |
| Display | High-contrast LCD with intuitive GUI |
| Sensing Method | Infrared optical detection |
| Time Resolution | 0.001 s |
| Environmental Compensation | Real-time T & P measurement (ambient temperature, atmospheric pressure, gas path temperature & pressure) |
| Output Interfaces | TTL timing pulse port, RS232 serial interface |
| Correction Capabilities | Temperature, pressure, and volumetric calibration factor adjustment |
| Tube Configurability | Modular soap film tube assembly for multi-range operation |
| EMC Design | IEC 61326-compliant electromagnetic compatibility architecture |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | GHK-7204 |
| Pricing | Available Upon Request |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | GHK-7203 |
| Price | Upon Request |
| Flow Range | 5–100 L/min |
| Display | Backlit LCD with Chinese UI |
| Data Storage | 100 records (flow, volume, pressure, temperature, resistance) |
| Environmental Compensation | Automatic ambient temperature & atmospheric pressure measurement |
| Reference Conditions | Standard (273.15 K, 101.325 kPa), Reference (298.15 K, 101.325 kPa), Actual (in-situ) |
| Power Supply | Rechargeable Li-ion battery, ≥8 h continuous operation |
| Connectivity | USB port for data export to USB flash drive |
| Output | Thermal printer support (optional) |
| Compliance Standards | HJ 955–2018, JJG 680–2021, JJG 520–2005 |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GHD-3000 |
| Pricing | Available Upon Request |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | GHK-7302 |
| Product Category | Differential Pressure Type |
| Compliance | JJG 586–2006 Verification Regulation for Soap Film Flowmeters |
| Measurement Principle | Volumetric Displacement via Soap Film Transit Time |
| Display | 7-inch Color Touchscreen |
| Time Resolution | 0.001 s |
| Data Storage Capacity | 10,000 Records |
| Communication | Wireless (Host–Detector Separation) |
| Sensor Type | Infrared Photogate Array |
| Calibration Output | Actual Flow (Q_act), Standard Flow at 0 °C/101.325 kPa (Q_std_0C), Standard Flow at 20 °C/101.325 kPa (Q_std_20C), N-cycle Average |
| Environmental Correction | Digital Temperature, Pressure, and Volume Compensation |
| Automation Features | Auto-film generation, auto-wetting, auto-measurement, real-time display of flow states |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | GHK-7202 |
| Product Category | Differential Pressure-Based Calibrator |
| Calibration Standards | JJG586–2006, HJ/T368–2007, JJG633–2005, JJF2033–2023 |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | GHK-7000Z |
| Flow Principle | Soap film displacement method |
| Measurement Range | Multi-range configurable (low / medium / high flow modes) |
| Display | Color touchscreen interface |
| Time Resolution | 0.001 s |
| Environmental Compensation | Temperature, pressure, and volumetric correction algorithms |
| Data Output | USB port, optional USB flash drive export, Bluetooth printer support |
| Power Supply | AC/DC dual-mode with built-in rechargeable Li-ion battery (≥8 h operation) |
| Compliance | JJG 586–2006 “Verification Regulation for Soap Film Flowmeters” |
| Application Scope | Calibration of air samplers, dust samplers, microbial samplers, flue gas samplers, and GC carrier gas flow systems |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | GHK-7000Z |
| Flow Principle | Soap Film Method |
| Display | 4.3-inch Color Touchscreen |
| Time Resolution | 0.001 s |
| Operating Modes | Ambient / STP (273.15 K, 101.325 kPa) / NTP (293.15 K, 101.325 kPa) |
| Environmental Correction | Integrated Temperature & Pressure Compensation |
| Data Interface | USB Type-B, Optional Bluetooth Thermal Printer |
| Power Supply | AC Adapter (100–240 VAC) + Rechargeable Li-ion Battery (≥8 h runtime) |
| Compliance | JJG 586–2006 Verification Regulation for Soap Film Flowmeters |
| Construction | Modular Detector Cartridge Design |
| Sensor Technology | Infrared Photogate Array with Microcontroller-Based Timing Engine |
| Light Shielding | Opaque Acrylic Tube Housing |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | GHD-1000 |
| Pricing | Available Upon Request |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | GHK-7400 |
| Price | USD 14,000 (FOB) |
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