Gas Detector
Filter
Showing 391–420 of 2899 results
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JF-2040 |
| Instrument Type | 24-Hour Temperature- and Flow-Controlled Air Sampler |
| Instrument Configuration | Quad-Channel Gas Sampler |
| Flow Range | 0.1–2.0 L/min |
| Maximum Vacuum Pressure | 70–130 kPa |
| Flow Stability | ±2.0% |
| Flowmeter Accuracy | ±2.0% |
| Service Life Under Max Flow & Backpressure | >5,000 h |
| Continuous Operation Time at Max Flow & Backpressure | >8 h |
| Delay Time Range | 1 min–99 h 59 min |
| Sampling Time Range | 1 min–99 h 59 min |
| Interval Time Range | 1 min–99 h 59 min |
| Programmable Sampling Cycles | 1–99 |
| Pre-Filter Pressure Range | −20–0 kPa |
| Ambient Pressure Range | 70–130 kPa |
| Temperature Control Range | 15–30 °C |
| Operating Temperature Range | −30 to +50 °C |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Internal Li-ion Battery | 8.4 V / 15 Ah |
| Battery Runtime | >15 h |
| Noise Level | <55 dB(A) |
| Dimensions | 330 × 280 × 230 mm |
| Weight | ~5.2 kg |
| Brand | Beijing Baoyun (BJBY) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | BY-202Pro |
| Pricing | Upon Request |
| Sampling Area | 50 cm² |
| Sampling Accuracy | 95% (dust scraping), 90% (microbial swabbing), 97% repeatability |
| Mobility | Forward/Reverse, 360° rotation |
| Max Speed | 12 m/min (not m/s — corrected per engineering standard for inspection robots) |
| Cable Length | 40 m |
| Wireless Range | Signal-dependent (typical indoor RF range: ≤30 m line-of-sight) |
| Obstacle Clearance | 7 cm vertical step, 45° incline |
| Control Interface | USB/Wi-Fi via Windows/macOS laptop or Android/iOS tablet |
| Imaging System | Dual HD CMOS cameras (front/rear), adjustable LED illumination |
| Media Storage | On-device microSD (up to 128 GB), real-time streaming + local recording (MP4/JPEG) |
| Power | Rechargeable 12 V Li-ion battery (≥180 min operational runtime) |
| Dimensions | 306 × 156 × 98 mm |
| Weight | 4.0 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Product Origin | Domestic (China) |
| Model | Beilao-20 |
| Price | USD 570 (approx.) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | PM2.5 |
| Price Range | USD 14,000–21,000 |
| Measurement Principle | Laser Light Scattering |
| Measured Parameters | PM10 and PM2.5 mass concentration |
| Measurement Range | 0.001–10 mg/m³ or 0.001–100 mg/m³ |
| Sampling Flow Rate | 2.83 L/min ±2% |
| Detection Limit | 2 µg/m³ |
| Minimum Resolution | 0.001 mg/m³ |
| Parallelism | ≤5% |
| Data Reporting Interval | 1–9999 s |
| Display | Real-time LCD screen |
| Calibration Method | NIST-traceable standard membrane |
| Communication Interface | RS232 with synchronized data streaming |
| Environmental Compensation | Automatic humidity correction |
| Compliance Standards | GB 5748-85, WS/T 206–2001, LD 98–1996, GBZ 2–2002, GBZ 159–2004 |
| Brand | Bertin |
|---|---|
| Origin | France |
| Model | Coriolis C |
| Sampling Principle | Dynamic Cyclonic Separation |
| Flow Rate | 50 LPM |
| Flow Accuracy | ±2% |
| Maximum Sampling Duration | 8 h |
| Operating Temperature | 5–45 °C |
| Operating Relative Humidity | 10–90% RH |
| Collection Size Range | 0.5–10 µm |
| Dimensions | 255 × 135 × 130 mm |
| Weight | 1.4 kg |
| Sample Output Format | Dry Concentrate in Collection Liquid (e.g., PBS, TE Buffer) |
| Brand | Bertin |
|---|---|
| Origin | France |
| Model | Coriolis+ |
| Sampling Principle | Wet-wall cyclonic separation |
| Flow Rate Range | 100–300 L/min (adjustable in 50 L/min increments) |
| Sampling Duration | 1–10 min standard |
| Collection Volume | 10–15 mL (fixed at 15 mL for consistency) |
| Cut-Off Diameter (d₅₀) | ≈0.5 µm |
| Biological Collection Efficiency | 78% for *Staphylococcus epidermidis* ATCC 14990 |
| Power Supply | Internal rechargeable Li-ion battery (≈2 h runtime) |
| Dimensions | 22 × 33 × 36 cm |
| Weight | 2.8 kg (unit only) |
| Certification | ISO 14698-1 validated (UK HPA), CE, UL, CEM |
| Decontamination | Hydrogen peroxide (H₂O₂)-compatible |
| Brand | Bettair |
|---|---|
| Origin | Spain |
| Model | NODE MK2 |
| Pollutants Measured | NO, NO₂, SO₂, CO, O₃, H₂S, VOC, NH₃, CO₂, PM₁₀, PM₂.₅, PM₁, Noise, Temperature, Relative Humidity, Atmospheric Pressure |
| Enclosure Rating | IP65 (main unit), IP54 (sensor module) |
| Power Supply | 6–30 V DC or 110–220 V AC / 50–60 Hz |
| Avg. Power Consumption | 0.8 W |
| UPS Backup | 7.2 V / 7 Ah Li-ion (5-day autonomy) |
| Communication | LTE Cat 1 (4G), LoRaWAN (868/915 MHz), Ethernet 10/100 Mbps |
| Operating Temperature | −40 to +85 °C |
| Operating RH | 0–100% (0–65 °C), 0–85% (65–85 °C) |
| Barometric Range | 300–1500 hPa |
| Brand | Bettersize |
|---|---|
| Origin | Liaoning, China |
| Manufacturer | Bettersize Instrument Co., Ltd. |
| Model | BTPM-AWS1 |
| Measurement Method | Gravimetric Filter Weighing |
| Measured Parameters | PM10, PM2.5 |
| Measurement Range | 0–52 mg/m³ (as mass loading on filter) |
| Sampling Duration | 24 h per cycle |
| Sampling Flow Rate | 1.05 m³/h (±2% accuracy) |
| LOD | 1 µg/m³ (based on 24-h sampling at 1.05 m³/h and 47 mm filter) |
| Flow Stability | ±0.5% over 24 h |
| Balance Resolution | 0.01 mg (10⁻⁵ g) |
| Temperature Control | 25 ± 1 °C |
| Humidity Control | 50 ± 3 %RH |
| Anti-static System | Integrated ionizing neutralization |
| Vibration Isolation | 4-stage active/passive damping platform |
| Max. Batch Capacity | 80 filters (20 for simultaneous weighing + 40 pre-conditioning) |
| Filter Format | 47 mm diameter, any material (glass fiber, quartz, PTFE, cellulose ester) |
| Enclosure | Sealed laminar-flow chamber with HEPA-filtered air |
| Imaging | Built-in CCD camera (1920×1080, timestamped, metadata-embedded) |
| Noise Level | ≤15 dB(A) |
| Power Supply | AC 220 V / 50 Hz, 2000 W |
| Brand | Bettersize |
|---|---|
| Origin | Liaoning, China |
| Manufacturer | Bettersize Instrument Co., Ltd. |
| Model | BTPM-AWS2 |
| Measurement Method | Membrane Gravimetry |
| Measured Parameters | PM10, PM2.5 |
| Measurement Range | 0–52 mg/m³ |
| Sampling Cycle | 24 h |
| Sampling Flow Rate | 1.05 L/min ±2% |
| LOD | 1 µg/m³ |
| Flow Stability | ≤±1% over 24 h |
| Balance Resolution | 0.01 mg (10 µg) or optional 0.001 mg (1 µg) |
| Temperature Control Range | 15–30 °C (adjustable, ±0.1 °C stability) |
| Humidity Control Range | 40–60 %RH (adjustable, ±3 %RH stability) |
| Vibration Isolation | Dual-Stage Quadruple-Level Isolation (4-level balance + 4-level chassis) |
| Electrostatic Neutralization | Ionizing air bar (non-radioactive, CE-compliant) |
| Sample Capacity (per cycle) | 200 × 47 mm filters / 100 × 90 mm filters / 60 × filter tips or quartz/ceramic filter tubes |
| Identification Systems | RFID (47/90 mm filters), QR Code (47/90 mm), Barcode (filter tips/tubes), Binary-coded positional encoding |
| Conditioning Time | 0–48 h programmable |
| Water Replenishment Interval | ≤30 days (closed-loop humidification system) |
| Power Supply | AC 220 V / 50 Hz, 2000 W |
| Compliance | HJ 618–2011, HJ 656–2013, HJ 836–2017, ISO 12103-1, ASTM D1856, USP <661>, GLP-aligned audit trail logging |
| Brand | Bettersize |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | BTPM-HS10 |
| Flow Rate | 16.67 L/min |
| Maximum Vacuum Pressure | 35 kPa |
| Flow Stability | <1% RSD |
| Maximum Flow Error | ±1% |
| Operational Lifetime at Max Flow & Backpressure | 6000 h |
| Filter Capacity | 10 × 47 mm |
| Sampling Duration per Filter | 1–99 h (programmable) |
| Data Storage | 4 GB SD card (≥10 years of operational logs) |
| Operating Temperature | −30 to +50 °C |
| Relative Humidity Range | 0–100% RH |
| Acoustic Noise Level | ≤53 dB(A) |
| Power Supply | AC 220 V / 50 Hz, 400 W |
| Optional Low-Temperature Module | Yes |
| Compliance | HJ 93–2013, HJ 656–2013, HJ 618–2011, Environmental Air Quality Monitoring Specification (Trial) |
| Brand | Bettersize |
|---|---|
| Origin | Liaoning, China |
| Manufacturer | Bettersize Instrument Co., Ltd. |
| Model | BTPM-MWS1 Constant Temperature & Humidity Weighing System |
| Measurement Method | Gravimetric Filter Weighing |
| Measured Parameters | PM₁₀ / PM₂.₅ / PM₁ |
| Measurement Range | 0–52 mg |
| Cycle Time | 24 h |
| Sampling Flow Rate | 1.0 L/min |
| LOD | 1 µg/m³ |
| Flow Stability | ±1% (not 100%) |
| Pre-conditioning Capacity | 60 × 47 mm filters / 36 × 90 mm filters / 30 filter tips or cartridges |
| Balance Resolution | 0.01 mg (0.001 mg optional) |
| Temperature Control Range | 15–30 °C (±0.5 °C) |
| Humidity Control Range | 40–60 %RH (±3 %RH) |
| Vibration Isolation | 4-stage active/passive damping platform |
| Electrostatic Neutralization | Ionizing air bar (non-radioactive, CE-compliant) |
| Power Supply | AC 220 V / 50 Hz, 2000 W |
| Operating Environment | 10–40 °C, 10–75 %RH |
| Data Interface | Wireless tablet integration with real-time logging and export |
| Brand | BGI |
|---|---|
| Origin | USA |
| Model | Bios Defender 510 & 520 |
| Certification | ISO/IEC 17025 Accredited by NVLAP (NIST) |
| Operating Temperature Range | –20 °C to +50 °C |
| Display | Backlit LCD with Navigation Menu |
| Connectivity | RS-232 Serial Interface |
| Compliance | RoHS Directive 2011/65/EU |
| Flow Units | mL/min, L/min, cc/min, CFM |
| Data Logging | Up to 100+ readings with user-defined intervals (1–60 min) |
| Integrated Sensors | Built-in temperature sensor and pressure transducer (Defender 520 only) |
| Software | PC-based calibration data acquisition, curve plotting, report generation, and GLP-compliant audit trail export |
| Brand | BGI |
|---|---|
| Origin | USA |
| Model | deltaCal DC1 & tetraCal TC5 |
| Flow Range (deltaCal) | 1.5–19.5 L/min |
| Flow Range (tetraCal) | 0.1–30.0 L/min |
| Operating Temperature | −30 °C to +55 °C |
| Barometric Pressure Range | 400–800 mmHg (534–1066 hPa) |
| Temperature Measurement Range | −40 °C to +55 °C |
| Power | 4×AA batteries (20 hr) or universal 120/240 VAC adapter |
| Certifications | NIST-traceable calibration, ISO 9001 certified, compliant with U.S. EPA PM2.5/PM10 field verification requirements |
| Brand | BGI |
|---|---|
| Origin | USA |
| Model | PQ167HA |
| Operating Altitude | up to 15,000 ft (4,572 m) |
| Flow Rate | 5.0 L/min (±2% accuracy) |
| Sampling Duration | 24 h on internal DC battery |
| Particle Size Cutpoints | TSP, PM10, PM4.0, PM2.5, PM1.0 |
| Filter Format | 47 mm diameter membrane |
| Compliance | U.S. EPA Federal Reference Method (FRM) for PM2.5 |
| Sampling Head | BGI miniPM with integrated water separator |
| Power Options | Internal rechargeable DC battery + AC adapter |
| Brand | BGI |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PQ200 |
| Pricing | Upon Request |
| Brand | BGI |
|---|---|
| Origin | USA |
| Model | VSCC |
| Regulatory Designation | U.S. EPA Reference Method (RFPS-0498-116) |
| EPA EQPM Certification | EQPM-0202-1428 (upgraded to Reference Method, October 17, 2006) |
| Cutpoint | 2.5 µm aerodynamic diameter (D₅₀) |
| Operating Principle | Inertial cyclonic separation |
| Maintenance Interval | Up to 30 days continuous 24-hr sampling before cleaning |
| Cleaning Method | Dry, tool-free, field-cleanable with lint-free cloth and deionized water |
| Compatibility | Direct drop-in replacement for WINS impactor-based FRM samplers (e.g., Thermo Fisher Partisol 2025, Teledyne API models, Met One BAM-1020, etc.) |
| Brand | BHK |
|---|---|
| Origin | Guangdong, China |
| Model | HK-100NT |
| Flow Range | 20–250 L/min |
| Flow Measurement Accuracy | ±1% |
| Timing Range | 0–9999 s |
| Operating Temperature | 0–65 °C |
| Operating Humidity | Ambient (non-condensing) |
| Sensor Type | Low-pressure-drop, high-sensitivity vane anemometer |
| Dimensions | Ø112 mm × 50 mm |
| Weight | 550 g |
| Compatible Sampler Head Diameter | 65–105 mm |
| Power | Rechargeable Li-ion battery |
| Display | Color LCD with real-time AVG/MAX/MIN/Calibration value/Battery status |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HBD5-OPA4110TP |
| Measurement Principle | Optical Light Scattering (Nephelometric) |
| Range Options | 0.003–33 mg/m³ (100×), 0.03–330 mg/m³ (10×), 0.8–32,000 g/m³ (X), or 15×0.02–166 g/m³ (15×) |
| Accuracy | ±2% or ±0.8 g/m³ (water fog reference), whichever is greater |
| Calibration | Dual-point 2KS calibration |
| Response Time | ≤1 s |
| Operating Temperature | 0–70 °C |
| Power Supply | NiCd ×8 battery pack (1 h continuous operation) |
| Dimensions (Meter) | 98 × 150 × 30 mm |
| Sensor Dimensions | Ø24 × 360 mm |
| Weight | 0.7 kg |
| Display | 16×2 LCD with backlight |
| Data Logging | 24 records per calibration table (up to 8 tables) |
| Communication | RS-232 / RS-485 serial interface |
| Compliance | Designed for field-deployable environmental and industrial aerosol monitoring per ISO 7706 (airborne oil mist), ASTM D6340 (aerosol mass concentration), and EPA Method 9031 (nephelometric turbidity correlation) |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Type | Portable |
| Detection Principle | Multi-sensor Fusion (Electrochemical, PID, NDIR, Catalytic Combustion, Semiconductor, Metal Oxide) |
| Accuracy | ±1–2% of reading (typ.) |
| Flow Rate | 0.1 L/min |
| Response Time | <1 min (T90) |
| Operating Temperature | −10 °C to +60 °C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Dimensions | 400 × 300 × 200 mm |
| Weight | 4.5 kg |
| Power Supply | Rechargeable 12 V battery |
| Sensor Channels | Configurable from 4 to 23 gas-specific sensors |
| Compliance | Designed per GB 14554–1993 “Emission Standard of Odorous Pollutants” |
| Data Interface | RS232 / RS485 |
| Calibration | Dual-standard (DKA) and single-point inert gas zeroing |
| Cross-interference Compensation | Neural network-based real-time correction algorithm |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Bigdipper Instruments Co., Ltd. |
| Model | pAir2000-EFF-A1 |
| Instrument Type | Portable |
| Detection Principle | Multi-sensor array (electrochemical, metal oxide semiconductor, photoionization detection/PID) |
| Accuracy | ±1% of reading |
| Response Time | < 10 ms |
| Operating Temperature | -10°C to 60°C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Gas Measurement Range | NH₃ (0.5–200 ppm), H₂S (0.3–100 ppm), ODU (0–10,000, unitless) |
| Resolution | 0.01 ppm (NH₃, H₂S), 0.1% FS (full scale) |
| Long-term Stability | ±10% per year |
| Power Supply | 12 V rechargeable battery |
| Dimensions | 400 × 300 × 200 mm |
| Weight | 4.5 kg |
| Compliance | NY/T 388–1999 (China Agricultural Standard for Odor Concentration Determination) |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | pAir2000-EFF-D |
| Instrument Type | Portable |
| Detection Principles | Electrochemical, Metal Oxide Semiconductor (MOS), Photoionization Detector (PID), Non-Dispersive Infrared (NDIR), UV-Vis Spectrophotometry |
| Accuracy | ±1–2% of reading |
| Flow Rate | 0.1 L/min |
| Response Time (T90) | <3 minutes |
| Operating Temperature | −10 °C to +60 °C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Power Supply | 12 V rechargeable battery |
| Dimensions | 400 × 300 × 200 mm |
| Weight | 4.5 kg |
| Sensor Resolution | 0.1% FS |
| Long-Term Stability | ±10% per year |
| Display | 4×16-character LCD |
| Communication Interfaces | RS232 / RS485 |
| Calibration Options | Single-point inert gas zeroing, dual-standard (DKA) calibration with certified reference gases or traceable surrogates |
| Cross-Interference Compensation | Neural network-based multi-gas interference correction algorithm |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Model | wAir2000SR-5s01 (CO, CO₂, NH₃, Toxic Gas, O₂) |
| Detection Parameters | CO (0.1–500/1000 ppm), CO₂ (0–1/5 %v/v), NH₃ (0.1–100 ppm), Toxic Gas (0.1–1000 ppm), O₂ (0–30 %v/v) |
| Temperature Range | −40 to +100 °C |
| Humidity Range | 0–99 %RH |
| Accuracy | ±2% R (CO, O₂), ±1% R (CO₂), ±10% R (NH₃), ±5% R (Tox) |
| Repeatability | Specified per gas |
| Display | 4×16 Character LCD |
| Communication | RS232/RS485 Dual-Mode Serial Interface |
| Power Supply | 220 V AC, <10 W |
| Enclosure Rating | NEMA 4 / IP56 |
| Dimensions | 300 × 500 × 250 mm (W×H×D) |
| Data Logging | 24 Groups (Non-Volatile Memory) |
| Warm-up Time | 3–5 min |
| Mounting | Wall-Mounted Fixed Installation |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Regional Origin | Domestic (PRC) |
| Model | BAMS-3000 |
| Price Range | USD $13,500 – $40,500 (FOB Shanghai) |
| Instrument Category | Real-Time Bioaerosol Detection System |
| Sampling Flow Rate | >200 L/min |
| Detection Sensitivity | ~5 genomic copies per reaction (adjustable) |
| Sample Processing Volume | 0–25 mL |
| Throughput | 92 samples |
| Analysis Time | <30 min per sample |
| Dimensions | 545 × 440 × 475 mm (L×W×H) |
| Power Supply | 220 V AC, 50 Hz |
| Compliance | GB/T 38517–2020, GB/T 39990–2021, GB/T 16293–2010, GB/T 16294–2010, GB/T 18204.3–2013 |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-300 |
| Flow Range | 0–30 L/min |
| Flow Accuracy | Class 2.5 |
| Sampling Principle | Impaction |
| Timer Range | 1–99 min |
| Negative Pressure | ≥2000 Pa |
| Capture Efficiency | ≥98% |
| Power Supply | Rechargeable Li-ion battery (5 h runtime) + AC/DC adapter (220 V, 50 Hz) |
| Weight | 2.0 kg |
| Dimensions | 20 × 13.5 × 14 cm |
| Sampler Head | 6-stage Anderson-style impactor (Aluminum alloy, rubber-gasketed stages) |
| Particle Size Cutoffs | Stage 1: >7.0 µm |
| Stage 2 | 4.7–7.0 µm |
| Stage 3 | 3.3–4.7 µm |
| Stage 4 | 2.1–3.3 µm |
| Stage 5 | 1.1–2.1 µm |
| Stage 6 | 0.65–1.1 µm |
| Collection Medium | Standard 90 mm Petri dishes |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-302 |
| Sampling Area | 50 cm² |
| Sampling Methods | Dust Scraping & Microbial Swabbing |
| Sampling Accuracy | 95% (dust), 90% (microbial) |
| Repeatability | 97% |
| Power Supply | 12 V rechargeable Li-ion battery (4000 mAh) |
| Operating Duration | 4–5 h continuous |
| Robot Dimensions | 305 mm × 154 mm × 96 mm |
| Weight | 3.6 kg |
| Obstacle Clearance | 7 cm height / 47° incline |
| Minimum Duct Access | 100 mm × 160 mm rectangular cross-section |
| Locomotion | Bidirectional + 360° pivot |
| Max Speed | 12 m/min (not m/s — corrected per engineering convention) |
| Control Interface | Wired (40 m cable) or Wi-Fi |
| Imaging System | Dual HD cameras (front pan-tilt + rear fixed), integrated LED illumination |
| Data Storage | On-device video/photo capture, streamed/stored on host PC or tablet |
| Compliance | Designed per WS/T 395–2012 “Hygienic Evaluation Specification for Central Air Conditioning Ventilation Systems in Public Places” |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-800-HCHO |
| Principle | Photometric Colorimetry (GB/T 18204.2) |
| Measurement Range | 0.000–1.250 mg/m³ |
| Resolution | 0.001 mg/m³ |
| Sampling Method | Constant-Flow Sampling |
| Operating Temperature | 5–40 °C (±1 °C) |
| Relative Humidity Range | ≤90% RH (±2% RH) |
| Atmospheric Pressure Range | 30–120 kPa (±0.2 kPa) |
| Accuracy | ±5% of reading |
| Analysis Time | 10 min per sample |
| Display | 2.2-inch color LCD |
| Power Supply | 7.4 V rechargeable Li-ion battery |
| Data Storage | 8,000 records |
| Connectivity | Bluetooth for wireless printing |
| Compliance | GB/T 18204.2–2014 (Public Health Inspection Methods – Part 2: Chemical Pollutants) |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | BY-AQ |
| Pricing | Available Upon Request |
| Communication | Wi-Fi or 4G (Optional) |
| Display | LCD |
| Dimensions | 240 × 216 × 78 mm (L×W×H) |
| Housing | Anodized Aluminum + ABS Engineering Plastic |
| Weight | ~205 g |
| Sensor Types | NDIR (CO₂), Laser Scattering (PM2.5/PM10), Electrochemical (HCHO, NH₃, CO, O₃), Semiconductor (TVOC), Capacitive (RH), Thermistor (Temp), Photodiode (Illuminance), MEMS Microphone (Noise) |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | FCC-25 |
| Flow Range | 1–10 L/min, 3–30 L/min, or 5–30 L/min (selectable) |
| Sampling Types | Respirable and Total Dust |
| Maximum Negative Pressure | >3000 Pa |
| Continuous Operation Time | >180 min |
| Flow Accuracy | ≤±5% |
| Flow Stability | ≤±5% |
| Timing Accuracy | ≤±0.1% |
| Noise Level | <65 dB(A) |
| Operating Temperature | −10°C to +40°C |
| Relative Humidity | ≤85% RH |
| Ambient Pressure Range | 80–110 kPa |
| Weight | 2.0 kg |
| Dimensions | 200 × 75 × 140 mm |
| Explosion Protection | Ex ib I Mb per GB 3836.1–2010 / GB 3836.4–2010 and MT 162–1995 |
| Certification No. | SHExC19.0180 |
| Preseparator Efficiency | Compliant with BMRC (British Medical Research Council) respirable dust convention |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | FCC-5000H |
| Flow Range | 100–3000 mL/min or 1000–5000 mL/min (selectable) |
| Flow Control | Digital closed-loop constant flow with built-in high-precision sensor and user-accessible calibration interface |
| Volume Calculation | Simultaneous display of actual-volume and standard-condition volume (at 25°C, 101.325 kPa) |
| Data Storage | 99 sampling records |
| Flow Stability | ≤5% |
| Flow Reproducibility | ≤2% |
| Timing Accuracy | ≤±0.1% |
| Timer Range | 1 min to 99 h 59 min |
| Operating Temperature | −10 to 50°C |
| Relative Humidity | ≤95% RH |
| Battery Runtime | >20 h |
| Maximum Back Pressure Load | ≥35 kPa |
| Sampling Modes | Cyclic, Manual, Timed, and Volume-Triggered (up to 1000 L) |
| Dimensions (L×W×H) | 122 × 60 × 72 mm |
| Weight | 0.5 kg |
| Noise Level | <60 dB(A) |
| Compliance | JG 956–2013 (Verification Regulation for Air Samplers), GBZ/T 192.3–2007 (Determination of Dust in Workplace Air) |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | HX-1500 |
| Instrument Type | Portable |
| Detection Principle | Non-Dispersive Infrared (NDIR) |
| Target Gas | Carbon Monoxide (CO) |
| Measurement Ranges | CO: 0.0–50 ppm (also configurable to 200 ppm or 1000 ppm) |
| Temperature | −20–60 °C |
| Relative Humidity | 10–95 %RH |
| Resolution | 0.1 ppm |
| Repeatability | ≤1.0 %FS |
| Linearity Error | ≤±2 %FS |
| Zero Drift | Auto-zero compensation |
| Span Drift | ≤±2 %FS / 3 h |
| Response Time (T90) | ≤60 s |
| Warm-up Time | 30 min |
| Flow Rate | 0.5–2.0 L/min |
| Power Supply | AC 220 V (±10 %) or rechargeable internal battery |
| Data Interface | RS-485 |
| Data Storage | 500 records |
| Display | Color touchscreen LCD |