Gas Flowmeters
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Showing 121–150 of 186 results
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | GHK-7400 |
| Price | USD 14,000 (FOB) |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | GHK-7500 |
| Pricing | Upon Request |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | ISCO 2150 |
| Price | Upon Request |
| Measurement Principle | Continuous-Wave Doppler Ultrasonics + Velocity-Area Method |
| Minimum Measurable Depth | 25 mm |
| Enclosure Rating | NEMA 4X/6P, IP68 |
| Operating Temperature | −40 °C to +60 °C |
| Power Supply | 12 VDC (7.0–16.6 VDC) |
| Typical Operating Current | 100 mA |
| Standby Current | 1 mA |
| Dimensions (H×W×D) | 7.4 cm × 28.7 cm × 19.1 cm |
| Weight | 0.9 kg |
| Housing Material | Impact-resistant polystyrene & stainless steel |
| Battery Life (15-min logging) | 15 months (Energizer® 529 alkaline) |
| Data Storage | Non-volatile flash memory |
| Communication | RS-232, 38,400 bps |
| Probe Calibration | Factory-calibrated at 120 points across 3 m depth range and multiple temperatures |
| Pressure Compensation | Integrated vented piezoresistive sensor |
| Probe Sealing | Epoxy-potted transducer with hydrophobic membrane & desiccant tube |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | LaserFlow |
| Pricing | Upon Request |
| Brand | Kanomax |
|---|---|
| Origin | Japan |
| Model | CTA/HWA 7000 |
| Sensor Type | Thermal (Constant-Temperature Anemometry) |
| Bridge Ratio Options | 1:1 (max. 500 mA) or 5:1 (max. 1.2 A) |
| Probe Current Limit | 500 mA (1:1 configuration) |
| Frequency Response | Up to 140 kHz (with 5 µm tungsten wire probe) |
| Power Supply | AC 100/115 V ±10%, 50/60 Hz |
| Enclosure Dimensions | 436 × 149 × 456 mm |
| Compliance | Designed for ISO/IEC 17025-aligned laboratory environments and ASTM D5467-compliant airflow characterization |
| Brand | KANOMAX |
|---|---|
| Origin | Japan |
| Model | BubbleMaster |
| Sensor Type | Optical Fiber (Wedge-Tip, F-Top Configuration) |
| Measurement Principle | Optical Intensity Modulation at Bubble-Transit Interface |
| Output | Individual Bubble Diameter & Transit Velocity |
| Fluid Compatibility | Electrically Insulating Liquids |
| Compliance | Designed for Research-Grade Bubble Characterization in Nuclear and Chemical Engineering Environments |
| Price Range | USD 13,500 – 40,500 (FOB Japan) |
| Brand | KANOMAX |
|---|---|
| Origin | Japan |
| Model | IHW-100 |
| Sensor Type | Thermal (Constant-Temperature Anemometry) |
| Measurement Principle | CTA (Constant-Temperature Anemometry) |
| Bridge Ratio | 10:1 |
| Maximum Probe Current | 500 mA |
| Frequency Response | 10 kHz (with 5 µm tungsten wire probe) |
| Power Supply | AC 100/115 V ±10%, 50/60 Hz |
| Dimensions (H×W×D) | 99 × 430 × 300 mm |
| Probe Compatibility | Interchangeable hot-wire and hot-film probes |
| Compliance | Designed for laboratory-grade fluid dynamics research per ISO 80000-4, ASTM D5096, and IEC 60068-2 environmental test standards |
| Brand | KANOMAX |
|---|---|
| Origin | Japan |
| Model | LDV (1D-FLV, 2D-FLV, Smart LDV) |
| Laser Source | He–Ne (10 mW) / Ar-ion |
| Frequency Shift | Dual Bragg Cell |
| Shift Frequencies | 0–5 MHz (1–2–5 steps) |
| Photodetection | Photomultiplier Tube (PMT) |
| Optical Configuration | Forward-scatter (1D/2D), Focal Length: 170 mm (Smart LDV) |
| Dimensions (1D-FLV) | 430 × 200 × 600 mm |
| Weight | Approx. 20 kg |
| Brand | KANOMAX |
|---|---|
| Origin | Japan |
| Model | Smart LDV II |
| Velocity Range | –40 to +100 m/s |
| Laser Source | Laser Diode, λ = 660 nm, 60 mW |
| Focal Distances | 150 / 200 / 250 / 300 / 350 / 400 mm |
| Focal Spot Size | 0.13 mm × 0.13 mm |
| Probe Dimensions | 61 mm (dia.) × 312 mm (length) |
| Doppler Shift Frequency Range | 0.01–10 MHz |
| Probe Weight | 2.5 kg |
| Signal Processor (Model 8008) | 8-bit FFT, 1 kHz–40 MHz bandwidth, 16,000 data points/sec, full-size PCI board |
| Traverse System | 3-axis, max vertical load 7 kg, translation speed 80 mm/sec, positioning accuracy ±0.025 mm |
| Interface | RS232C, BNC I/O, interlock connector |
| Brand | KANOMAX |
|---|---|
| Origin | Japan |
| Model | SmartLDV III |
| Laser Wavelength | 660 nm |
| Laser Power | 60 mW |
| Velocity Range | –40 to +264 m/s (at 400 mm focal distance, model 8743-S) |
| Focal Distances | 150, 200, 250, 300, 350, 400 mm |
| Spot Size | 0.13 mm × 1.3 mm (f = 200 mm) |
| Probe Dimensions | Ø61 mm × 345 mm |
| Probe Weight | 3.5 kg |
| Frequency Shift Range | 0.01–10 MHz |
| Signal Processor | KANOMAX Model 8008 |
| FFT Resolution | 8-bit |
| Frequency Bandwidth | 1 kHz – 40 MHz |
| Input Signal Range | 20 mV – 1 V (Doppler signal) |
| Data Acquisition Rate | 16,000 samples/sec |
| 3-Axis Traverse Stage | Max. vertical load 7 kg |
| Traverse Speed | 80 mm/sec |
| Positioning Accuracy | ±0.025 mm |
| Interface | RS232C |
| Compliance | CE-marked |
| Brand | KANOMAX |
|---|---|
| Origin | Japan |
| Model | 8745-S |
| Laser Wavelength | 660 nm |
| Laser Power | 60 mW |
| Velocity Range | –40 to +264 m/s (at 400 mm focal distance, model 8745-S) |
| Focal Distances | 150, 200, 250, 300, 350, 400 mm |
| Spot Size | 0.13 mm × 1.3 mm (f = 200 mm) |
| Probe Dimensions | Ø61 mm × 345 mm |
| Probe Weight | 3.5 kg |
| Frequency Shift Range | 0.01–10 MHz |
| Signal Processor | SmartLDV Model 8008 |
| FFT Resolution | 8-bit |
| Frequency Bandwidth | 1 kHz – 40 MHz |
| Input Signal Range | 20 mV – 1 V |
| Data Acquisition Rate | 16,000 samples/sec |
| 3-Axis Traverse System | Max. vertical load 7 kg, travel speed 80 mm/sec, positioning accuracy ±0.025 mm |
| Interface | RS232C |
| Compliance | CE-marked, RoHS-compliant, designed for ISO/IEC 17025-aligned laboratory environments |
| Brand | MesaLabs |
|---|---|
| Origin | USA |
| Model | Defender 510 |
| Flow Range | L: 5–500 mL/min, M: 50–5,000 mL/min, H: 300–30,000 mL/min |
| Volume Flow Accuracy | ±1% of reading |
| Volume Units | mL/min, L/min, cc/min, cf/min |
| Calibration | NIST-traceable, ISO/IEC 17025 accredited (NVLAP Lab Code 200661-0) |
| Interface | RS-232 |
| Software | DryCal Pro |
| Compliance | OSHA Technical Manual referenced method for personal sampling pump calibration |
| Brand | MesaLabs |
|---|---|
| Origin | USA |
| Model | Defender 520 |
| Flow Principle | Positive Displacement (Dry Piston) |
| Flow Range | L: 5–500 mL/min |
| M | 50–5,000 mL/min |
| H | 300–30,000 mL/min |
| Volume Accuracy | ±1.0% of reading |
| Temperature Measurement | ±0.8 °C (typ.), ±1.3 °C (max) |
| Pressure Measurement | ±3.5 mmHg (typ.), ±7.0 mmHg (max) |
| Units | mL/min, L/min, cc/min, cf/min |
| Interface | RS-232 |
| Compliance | ISO/IEC 17025 accredited calibration, NIST-traceable, NVLAP Lab Code 200661-0 |
| Software | DryCal Pro v5.x (real-time data logging, audit trail, CSV export) |
| Application Scope | Industrial hygiene, occupational health, ambient air monitoring, personal sampling pump calibration |
| Brand | MesaLabs |
|---|---|
| Origin | USA |
| Model | Defender 530+ |
| Flow Principle | Dry Piston Volumetric Displacement |
| Calibration Traceability | NIST-traceable, ISO/IEC 17025 accredited (NVLAP Lab Code 200661-0) |
| Flow Ranges | L: 5–500 mL/min |
| M | 50–5,000 mL/min |
| H | 300–30,000 mL/min |
| Volumetric Accuracy | ±0.75% of reading |
| Standardized Flow Accuracy | ±1.0% of reading |
| Temperature Accuracy | ±0.8 °C (typical), ±1.3 °C (max) |
| Pressure Accuracy | ±3.5 mmHg (typical), ±7.0 mmHg (max) |
| Units | mL/min, L/min, cc/min, cf/min (volumetric) |
| Interface | RS-232 |
| Compliance | OSHA Technical Manual reference, GLP/GMP-ready audit trail support via DryCal Pro software |
| Brand | MesaLabs |
|---|---|
| Origin | USA |
| Model | FlexCal |
| Flow Range | 5 mL/min to 50 L/min |
| Accuracy | ±0.5% of reading |
| Temperature Sensor | Integrated |
| Pressure Sensor | Integrated |
| Flow Units | sL/min, smL/min, scf/min, scc/m, mL/min, L/min, cc/min, cf/min |
| Temp Units | °C, °F |
| Pressure Units | mmHg, PSI, kPa |
| Measurement Interval | 1–15 sec |
| Gas Compatibility | Non-corrosive, non-condensing gases (<70% RH) |
| Flow Mode | Compressed air or vacuum |
| Readout Modes | Single-cycle, continuous, or pulse-averaged (1–100 readings) |
| Power | 6 V rechargeable sealed lead-acid battery (3 h w/ backlight, 8 h w/o) |
| Environmental Operating Range | 0–70 °C, non-condensing |
| Max Absolute Pressure | 15 PSI |
| Display | Backlit LCD graphic display |
| Data Interface | USB port with 1 m cable |
| Enclosure | Pelican™ protective case |
| Compliance | ISO/IEC 17025 traceable calibration |
| Warranty | 1 year (instrument), 6 months (battery) |
| Origin | UK |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PF204plus / PF216plus |
| Pricing | Available Upon Request |
| Accuracy | ±0.5–2% of reading (ID 13–75 mm, flow velocity >0.2 m/s) |
| Pipe ID Range | PF204plus: 13–115 mm |
| PF216plus | 50–1000 mm |
| Sensor Operating Temperature | –20 °C to +135 °C (Groups A & B) |
| Output | Optically isolated 0/4–20 mA |
| pulse output | 1 pulse/sec, max 5 V |
| Velocity Range | 0.1–20 m/s |
| Display | 64 × 240 pixel graphical LCD |
| Power | Rechargeable battery (20 h typical runtime) or 110/240 VAC ±10% via PSU |
| Certifications | CE compliant |
| Enclosure | Polypropylene carry case with custom molded EPE foam insert |
| Origin | UK |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PF204plus / PF216plus |
| Pricing | Available Upon Request |
| Accuracy | ±0.5–2% of reading (ID 13–75 mm, flow velocity >0.2 m/s) |
| Pipe ID Range | PF204plus: 13–115 mm |
| PF216plus | 50–1000 mm |
| Sensor Operating Temperature | –20 °C to +135 °C (Groups A & B) |
| Output | Optically isolated 0/4–20 mA |
| pulse output | 1 pulse/sec, max 5 V |
| Velocity Range | 0.1–20 m/s |
| Display | 64 × 240 pixel graphical LCD |
| Power | Rechargeable battery (20 h typical runtime) or 110/240 VAC ±10% via external PSU |
| Certifications | CE compliant |
| Enclosure | Polypropylene carrying case with custom-cut foam insert |
| Origin | UK |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Imported |
| Model | PF300plus |
| Price | Upon Request |
| Brand | mini-BUCK |
|---|---|
| Origin | USA |
| Manufacturer | A.P. Buck, Inc. |
| Model | M-1 |
| Flow Range | 0.1–300 mL/min |
| Accuracy | ±0.5% of reading |
| Operating Temperature | 0–40 °C |
| Power | Rechargeable 4.8 V NiCd battery (8 h continuous operation) |
| Dimensions | 14 × 15 × 6 cm |
| Weight | 0.9 kg |
| Compliance | NIST-traceable calibration certificate included |
| Measurement Principle | Volumetric soap film displacement |
| Display | Backlit LCD, sunlight-readable |
| Application | Primary standard for gas flow verification of sampling pumps, rotameters, and lab flow devices |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | M-30 |
| Product Type | Volumetric |
| Flow Range | 0.1–30 L/min |
| Accuracy | ±0.5% of reading |
| Operating Temperature | 0–40 °C |
| Power Supply | Rechargeable NiCd battery (4.8 V), 8 h continuous operation |
| Dimensions | 14 × 15 × 6 cm |
| Weight | 0.9 kg |
| Compliance | NIST-traceable calibration certificate included |
| Standards | Meets ASTM D6196, ISO 7726, and US EPA Method TO-15/TO-17 flow verification requirements |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | M-5 |
| Price | ¥15,800 |
| Product Type | Positive Displacement |
| Flow Range | 1–6000 mL/min |
| Accuracy | ±0.5% of reading |
| Operating Temperature | 0–40 °C |
| Power Supply | Rechargeable NiCd battery (4.8 V), 8 h continuous operation |
| Dimensions | 14 × 15 × 6 cm |
| Weight | 0.9 kg |
| Compliance | NIST-traceable calibration certificate included |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Hebei, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | 50mL |
| Price Range | USD $0.15–750 |
| Type | Volumetric Flowmeter |
| Capacity | 50 mL |
| Construction | Borosilicate Glass Tube with Solvent-Resistant Scale |
| Operating Principle | Time-of-Travel Volumetric Measurement Using Soap Film |
| Brand | LaVision GmbH |
|---|---|
| Origin | Germany |
| Model | PLIF-FlameMaster |
| Type | Planar Laser-Induced Fluorescence (PLIF) Diagnostic System for Quantitative Flame Imaging |
| Application Domain | Internal Combustion Engines, Gas Turbines, High-Pressure Burners, Chemical Reactors, Shock Tubes |
| Measurement Capabilities | OH*, CH*, C2* radical distribution |
| Compliance | Designed for GLP-compliant research environments |
| Interface | Engine synchronization via crank-angle encoder input |
| Software Platform | DaVis 10.5 with FlameMaster Module (supports 2D/3D reconstruction, time-resolved statistical analysis, multi-species spectral deconvolution, and FDA 21 CFR Part 11–compliant audit trail) |
| Brand | Restek |
|---|---|
| Model | 23260 |
| Origin | USA |
| Type | Electronic Volumetric Flowmeter |
| Measurement Range | 0.5–500 mL/min |
| Accuracy | ±2% or ±0.2 mL/min (whichever is greater) |
| Display | LCD |
| Power | 2 × AA batteries |
| Output | USB data interface |
| Certifications | NIST-traceable calibration, Ex-rated for hazardous areas (H₂-compatible) |
| Features | Over-flow alarm, auto power-off, ergonomic handheld/desktop design, leak detection capability, field-reconfigurable gas selection, recalibratable |
| Compliance | Meets ASTM D3588 and ISO 4064-1 general principles for volumetric flow measurement in laboratory gas systems |
| Warranty | 1 year |
| Brand | SonTek |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Pricing | Upon Request |
| Frequency Options | 3000 kHz, 1500 kHz, 1000 kHz, 500 kHz |
| Max Depth Range | 6 m (3000 kHz), 25 m (1500 kHz), 40 m (1000 kHz), 100 m (500 kHz) |
| Min Depth Range | 0.3 m (3000 kHz), 0.5 m (1500 kHz), 1.3 m (1000 kHz), 2.0 m (500 kHz) |
| ADP Diameter | 10 cm |
| Communication | Bidirectional Radio Modem |
| Navigation & Orientation | Integrated Compass and Tilt Sensors |
| Positioning Interface | DGPS-ready (optional integrated DGPS) |
| Software Platform | RiverSurveyor v5.x (including Real-Time Flow Processing, QA/QC Flagging, and Export to CSV/Excel/HEC-RAS) |
| Brand | Sanpu |
|---|---|
| Model | GL-101B |
| Type | Volumetric Flowmeter |
| Measurement Principle | Soap Film Displacement (Capillary Tube Method) |
| Flow Range (Lever 1) | 0.1–100 mL/min |
| Accuracy | ±1% of reading |
| Time Resolution | 0.01 s (0.1–600.0 s) |
| Display | LCD with simultaneous readout of temperature, pressure, volume, and flow rate |
| Power | Rechargeable 4.8 V / 700 mAh battery (standby >300 h |
| External Power | 9 V DC input with in-situ charging capability |
| Operating Environment | Ambient temperature and pressure compensation enabled |
| Compliance | Designed for laboratory calibration, QC verification, and field validation per ISO 4064-2, ASTM D1079, and EPA Method 1021 guidelines |
| Brand | Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Yes |
| Type | Volumetric Flowmeter |
| Model | ZM-105A |
| Flow Range | 6–6000 mL/min |
| Accuracy | ±1% of reading |
| Repeatability | <0.5% |
| Flow Resolution | 0.1 mL/min |
| Time Resolution | 0.01 s (displayed as 0.1 s) |
| Operating Temperature | −10°C to +50°C |
| Pressure Range | 101.3 ± 50 kPa |
| Built-in Battery | 4.8 V / 700 mAh, >24 h standby, >500 charge cycles |
| External Power | 9 V DC input with auto-charging circuit |
| Dimensions | 90 × 150 × 280 mm |
| Weight | ~1.3 kg |
| Compliance | JJG 586–2006 |
| Brand | SevenStar |
|---|---|
| Origin | Beijing, China |
| Model | CS200(A) |
| Type | Volumetric Mass Flow Controller |
| Flow Range | 5 sccm to 50 slm |
| Accuracy | ±0.35% F.S. (<35% F.S.), ±1.0% S.P. (≥35% F.S.) |
| Repeatability | ±0.2% F.S. |
| Linearity | ±0.5% F.S. |
| Response Time | ≤1 sec |
| Operating Temperature | 5–45 °C |
| Max Pressure Rating | 3 MPa |
| Seal Material | Viton® fluoroelastomer |
| Input/Output Signals | 0–5 VDC, 0–20 mA, 4–20 mA, RS-485, DeviceNet®, Profibus® |
| Power Supply | ±15 VDC, 24 VDC, or +14–+28 VDC |
| Valve Configuration | Normally Open (≤30 slm), Normally Closed (>30 slm) |
| Zero Drift | <0.6% F.S./year (without auto-zero) |
| Temperature Coefficients | Zero ≤±0.05% F.S./°C |
| Pressure Drop Range | 0.05–0.35 MPa (F.S. ≤10 slm), 0.1–0.35 MPa (10–30 slm), 0.2–0.45 MPa (>30 slm) |
| Helium Leak Rate | ≤1×10⁻¹⁰ Pa·m³/sec |
| Standard Fittings | Dual Ferrule 1/4", 1/8", Φ3 mm, Φ6 mm, Φ10 mm, 3/8", VCR 1/4", VCO 1/4" |
| Surface Roughness | 25 µin |
| EMC Compliance | CE |
| Weight | 1 kg |
| Brand | SevenStar |
|---|---|
| Origin | Beijing, China |
| Model | CS300 |
| Product Type | Volumetric Mass Flow Controller |
| Accuracy | ±1% S.P. (≥35% F.S.), ±0.35% F.S. (<35% F.S.) |
| Linearity | ±0.5% F.S. |
| Repeatability | ±0.2% F.S. |
| Response Time | ≤0.8 sec (≤0.5 sec optional) |
| Operating Pressure Drop Range | 0.05–0.35 MPa (≤10 SLM), 0.1–0.35 MPa (>10 SLM), <0.02 MPa (for low-pressure variants) |
| Temperature Coefficient | Zero ≤±0.02% F.S./°C |
| Burst Pressure | 3.5 MPa |
| Helium Leak Rate | ≤1×10⁻¹¹ Pa·m³/sec |
| Surface Roughness | Ra ≤5 µin |
| Input/Output | RS485 / DeviceNet / (0–5) VDC |
| Power Supply | ±11–±16 VDC (bipolar) or +11–+28 VDC (unipolar) |
| Operating Ambient Temperature | 0–50 °C |
| Standard Fitting Types | VCR 1/4", 1.125" C/W, 1.5" B/C/W |
| Enclosure Weight | 0.8–1.2 kg |
| Sealing Material | Metal |