Environmental Monitoring Instruments
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| Brand | GeoSIG |
|---|---|
| Origin | Switzerland |
| Model | FORA |
| Form Factor | Rack-Mounted (19″), Portable Configuration Available |
| Max Channels per Unit | 36 |
| ADC Resolution | 24-bit and 32-bit per channel |
| Dynamic Range | 137 dB (typ.), up to 150 dB (with optional firmware/hardware configuration) |
| Sampling Rate | Adjustable up to 2000 sps (standard), 5000 sps (high-speed option) |
| Synchronization | True hardware-synchronized sampling across all channels via shared low-jitter TCXO clock with GNSS (GPS/GLONASS/BeiDou) and NTP time alignment |
| Onboard Storage | Internal high-speed SSD up to 1 TB (SATA III), plus mirrored logging to SD card or USB drive |
| Connectivity | Gigabit Ethernet, RS-232/485 serial, 3G/LTE modem interface, satellite modem interface, PSTN modem interface |
| I/O | DVI video output for local visualization, 8-channel programmable relay alarm outputs (via optional 2×4 Alarm Expansion Card) |
| Power | Dual-input redundancy support (AC + DC/battery), integrated battery charger |
| Compliance | Designed for continuous unattended operation in seismic and structural health monitoring applications |
| Brand | GeoSIG |
|---|---|
| Origin | Switzerland |
| Model | STS Seismic Trip System |
| Instrument Type | Portable |
| Mounting | 19″ Rack-Mountable Module |
| Compliance | Designed for IEC 61508 SIL 2-capable safety functions (per system integration) |
| Sensor Interface | Analog ±5 V or ±10 V differential outputs from GeoSIG accelerometers (e.g., GS-11, GS-13, CR-6plus-compatible) |
| Alarm Outputs | Relay contacts (SPDT, rated 250 VAC / 5 A resistive), galvanically isolated |
| Data Storage | Internal buffered memory (≥7 days continuous 100 Hz waveform at 24-bit resolution) |
| Communication | Ethernet (TCP/IP, Modbus TCP), RS-232/485 (Modbus RTU), optional SNMP support |
| Operating Temperature | −20 °C to +60 °C |
| Enclosure | 19″ 1U rack chassis, IP20 |
| Origin | Switzerland |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | AC-73-DH |
| Instrument Type | Portable |
| Dynamic Range | 165 dB |
| Full-Scale Range | ±0.5, ±1, ±2, ±3, or ±4 g |
| Bandwidth | DC to 200 Hz |
| Power Supply | 9.5–18 V DC (galvanically isolated) |
| Housing Compatibility | ≥100 mm borehole diameter |
| Sensor Architecture | Electro-mechanical force-balance with capacitive position sensing and magnetic restoring force |
| Origin | Germany |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | SM-3 |
| Pricing | Upon Request |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | GHX-1000 |
| Rental Rate | USD 2,800/month (excl. tax & shipping) |
| Compliance | CE-marked modules, NIST-traceable calibration options available |
| Software | Cloud-based remote monitoring dashboard with real-time data streaming and audit-log export |
| Brand | GILL |
|---|---|
| Origin | United Kingdom |
| Model | WindSonic |
| Instrument Type | Ultrasonic Anemometer |
| Resolution | 0.01 m/s (wind speed), 1° (wind direction) |
| Measurement Range | 0–60 m/s (wind speed), 0–359° (wind direction) |
| Accuracy | ±2% @ 12 m/s (wind speed), ±3° @ 12 m/s (wind direction) |
| Response Time | 0.25 s |
| Startup Wind Speed | 0.01 m/s |
| Operating Temperature | −40 to +70 °C |
| Storage Temperature | −40 to +80 °C |
| Humidity Range | 0–100 % RH |
| IP Rating | IP65 |
| Power Supply | 5–30 V DC (varies by output option) |
| Average Time Between Failures (MTBF) | 15 years |
| Housing Material | Luran S KR 2861/1C (ASA/PC blend) |
| Dimensions | 142 mm × 160 mm |
| Weight | 0.5 kg |
| Calibration | Traceable to UK National Standards |
| EMC Compliance | EN 61326:1998 |
| Brand | Ability Technology |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PPA-6100 |
| Target Analytes | Thallium (Tl), Cadmium (Cd), Silver (Ag), Zinc (Zn) in environmental water matrices |
| Detection Limit | Tl ≤ 0.005 ppb |
| Analysis Time | < 120 s per sample |
| Power Consumption | Low |
| Form Factor | Compact, Portable, Vehicle-Mountable |
| Gas Consumption | Low |
| Interference Resistance | High |
| Positioning | Integrated High-Precision GNSS Module (enables future online monitoring integration) |
| Brand | Guo Ruili Heng |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | GR1352 |
| Pricing | Available Upon Request |
| Brand | Guo Ruili Heng |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR5050 |
| Instrument Type | Portable |
| Biological Indicator | Bioluminescent Bacteria (Aliivibrio fischeri) |
| Storage Temperature Range | −10 °C to 50 °C |
| Operational Reagent Temperature Range | 5 °C to 45 °C |
| Time-to-Result | ≤15 minutes post sample preparation |
| Brand | Graywolf |
|---|---|
| Model | AS XM |
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Pricing | Upon Request |
| Brand | Graywolf |
|---|---|
| Model | PIT-504-KIT |
| Type | Pitot Tube Anemometer |
| Measurement Range | 0–100 m/s |
| Accuracy | ±3% |
| Operating Temperature (short-term) | up to 800 °C |
| Operating Temperature (continuous) | up to 680 °C |
| Length | 140 cm (extendable to 205 cm, 4-segment telescoping design) |
| Origin | Beijing, China |
| Distribution Status | Authorized Distributor |
| Brand | Great Tech |
|---|---|
| Origin | Beijing, China |
| Model | ME-510 |
| Measurement Principle | Cold Vapor Atomic Fluorescence Spectrometry (CVAFS) |
| Detection Limit | <0.1 ng/m³ (for 5 L sample) |
| Measurement Range | 0.1–1000 ng/m³ |
| Linear Error | <3% (0–100 ng/m³) |
| Repeatability | <3% RSD |
| Sampling Flow Rate | 0.3–2.0 L/min |
| Sampling Time | 1–58 min |
| Preheating Time | 15 min |
| Carrier Gas | Argon or Nitrogen |
| Carrier Gas Consumption | <25 mL/min |
| Data Update Interval | 3–60 min |
| Operating Temperature | 15–35 °C |
| Operating Humidity | 10–95% RH (non-condensing) |
| Altitude Limit | 0–2000 m |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Max Power Consumption | <150 W |
| Built-in Li-ion Battery | 8 h continuous operation (standard), 80 h with external power management |
| Dimensions | ≤507 × 412 × 215 mm |
| Weight | 18 kg |
| Filter Replacement Interval | 4 weeks |
| Touchscreen | 7-inch capacitive display |
| Data Output | CSV via USB and Wi-Fi |
| GPS Option | Integrated module for geotagged logging |
| Soil Gas Probe Option | Includes temperature (−40 to +80 °C, ±0.3 °C accuracy) and RH (0–100% RH, ±3% RH accuracy) sensors |
| Calibration Source | Programmable low-temperature mercury vapor generator (0–30 °C, ±0.005 °C stability, 0.0001 °C resolution), 25 μL digital syringe (0.01 μL precision) |
| Brand | Greencarey Instruments |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Type | Laboratory-Grade COD Analyzer |
| Model | GL-200A |
| Detection Principle | Rapid Digestion Method (HJ/T 399–2007) |
| Wavelength Accuracy | ≤±0.001 Abs/20 min (Optical Source Lifetime: 100,000 hours) |
| Measurement Range | 0–15,000 mg/L (segmented) |
| Accuracy | ≤±5% (COD >50 mg/L) |
| Repeatability | ≤±3% |
| LOD | 5 mg/L |
| Digestion Temp/Time | 165 °C / 20 min |
| Total Cycle Time | 25 min/batch |
| Sample Throughput | 1 batch per 25 min |
| Chloride Interference Tolerance | up to 2,000 mg/L |
| Cuvette Format | 16 mm round digestion tube (no post-digestion transfer required) |
| Display | 4.3″ color TFT LCD |
| Data Output | USB flash drive export & built-in thermal printer |
| Optical System | Solid-state cold light source |
| Housing Material | ABS (chemical-resistant, heat-stable, impact-durable) |
| Power Supply | DC 12 V, 5 A |
| Operating Environment | 5–40 °C, ≤85% RH (non-condensing) |
| Dimensions | 300 × 222 × 88 mm |
| Weight | ~2.8 kg |
| Compliance | HJ/T 399–2007 (COD), HJ 535–2009 (NH₃-N), GB/T 11893–1989 (TP), HJ 636–2012 (TN), and 18+ additional water quality parameters with standardized photometric methods |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | PM 8200Cl |
| Instrument Type | Online Analyzer |
| Measurement Principle | Amperometric Electrochemical Sensor (Constant Potential Method) |
| Measured Parameter | Free Chlorine (Cl₂) |
| Measurement Ranges | 0–2.000 ppm and 0–20.00 ppm |
| Accuracy | ±0.001 ppm / ±0.01 ppm |
| Repeatability | ±0.001 ppm / ±0.01 ppm |
| Resolution | 0.001 ppm / 0.01 ppm |
| Detection Limit | 0.001 ppm / 0.01 ppm |
| Temperature Compensation | –10 to 130 °C (NTC10K or PT1000, manual/automatic) |
| Operating Temperature | 0–70.0 °C |
| Storage Temperature | –20 to 70.0 °C |
| Enclosure Rating | IP65 |
| Power Supply | 90–260 VAC, 50/60 Hz or 24 VDC optional |
| Output | Dual isolated 4–20 mA (max. loop resistance 500 Ω, accuracy 0.1% FS) |
| Communication | RS485 with standard MODBUS RTU protocol |
| Relay Output | 1 multifunctional relay (cleaning control, periodic alarm, fault alarm) |
| Data Logging | 600,000 records with timestamped query capability |
| Display | Backlit graphical LCD with adjustable contrast |
| User Interface | Bilingual (English/Chinese), password-protected, keyless operation with auto-backlight timeout |
| Mounting Options | Wall-mounted, panel-mounted, or pipe-mounted |
| Dimensions | 144 × 144 × 106 mm |
| Panel Cutout | 138 × 138 mm |
| Weight | 0.86 kg |
| Sensor Model | Bsens650 |
| Sensor Range | 0–2.000 ppm / 0–20.00 ppm |
| Sensor Accuracy | ±2% FS |
| Sensor Electrode Material | Glass body with dual platinum ring working electrode |
| Sensor Operating Temperature | 0–70.0 °C |
| Max. Pressure Rating | 5 bar |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | PM8200I Chloride |
| Instrument Type | Online Analyzer |
| Measurement Range | 0–30,000 mg/L Cl⁻ |
| Detection Limits | 0.01 / 0.1 / 1 ppm |
| Response Time | ≤30 s |
| Accuracy | ±0.01 / ±0.1 / ±1 ppm (depending on range) |
| Operating Temperature | 0–70 °C |
| Temperature Compensation | -10 to 130 °C (NTC10K or PT1000 sensor compatible) |
| Display | Backlit graphical LCD |
| Output | Dual isolated 4–20 mA (max. loop resistance 500 Ω, accuracy 0.1% FS) |
| Communication | RS485 with MODBUS RTU protocol |
| Relay Output | 1 multifunctional relay (for cleaning control, periodic alarm, fault alarm) |
| Data Logging | Up to 600,000 records with timestamped retrieval |
| Enclosure Rating | IP65 |
| Power Supply | 90–260 VAC, 50/60 Hz or optional 24 VDC |
| Mounting Options | Wall-mounted, pole-mounted, panel-mounted |
| Dimensions | 144 × 144 × 106 mm |
| Panel Cutout | 138 × 138 mm |
| Weight | 0.86 kg |
| Chloride Sensor | Bsens720 |
| Sensor Material | Polyphenylsulfone (PPS) |
| Electrode Max. Pressure | 3.5 bar |
| Cable Length | 5 m |
| Sensor Operating Temp. | -5 to 70 °C |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | PROCON6000 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Photometric Determination of Soluble Silica via Molybdenum Blue Reduction Method |
| Measurement Ranges | 1–100 ppb, 4–999 ppb, 0.02–3 ppm SiO₂ |
| Resolution | 0.1 ppb / 1 ppb / 0.01 ppm |
| Accuracy | ±2% of full scale |
| Repeatability | ±0.5 ppb / ±4 ppb / ±0.02 ppm |
| Zero Stability | Auto-zero compensation |
| Analysis Cycle | 13 min (standard), adjustable from 1–99 min or externally triggered |
| Dimensions (H×W×D) | 640 × 315 × 190 mm |
| Display | 240 × 128 pixel monochrome touchscreen |
| Analog Output | 0/4–20 mA (max. load 500 Ω) |
| Digital Interface | USB data logging (optional) |
| Relay Outputs | 3× SPDT zero-potential relays (alarm, limit, analysis), rated 230 V AC / 3 A |
| Environmental Operating Range | 5–45 °C |
| Power Supply | 110–230 V AC, 50/60 Hz |
| Enclosure Rating | IP65 |
| Power Consumption | ~16 VA |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Imported |
| Model | PROLEV800 |
| Pricing | Upon Request |
| Measurement Range | 0.4–10 m |
| Sensor Capacity | Up to 2 independent ultrasonic transducers |
| Accuracy | ±1 cm |
| Response Time | 1 s |
| Operating Ambient Temperature | −20 to +60 °C |
| Display | Large-backlit LCD with graphical interface (numeric readout, trend plot, echo waveform) |
| Enclosure Rating | IP68 |
| Weight | 3.6 kg (transmitter), 3 kg per probe |
| Output Signal | 4–20 mA analog (isolated), dual high/low level alarms |
| Communication Interface | RS-232C (cable length ≤ 10 m) |
| Power Supply | 85–264 VAC, 10 VA |
| Cable Length | 20 m |
| Brightness Adjustment | Yes |
| Trend Storage | 5 minutes to 48 hours on-screen history |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | ProLev800 |
| Price Range | USD 6,800 – 13,600 (FOB UK) |
| Measurement Principle | Ultrasonic Time-of-Flight (ToF) |
| Measuring Range | 0.4–10 m |
| Sensor Capacity | Up to 2 independent ultrasonic transducers |
| Accuracy | ±1 cm |
| Response Time | ≤1 s |
| Operating Ambient Temperature | −20 to +60 °C |
| Display | Backlit graphical LCD (digital height readout, real-time echo waveform, trend plot) |
| Output Signals | 4–20 mA analog (isolated), dual programmable Hi/Lo alarms |
| Communication Interface | RS232C (cable length ≤10 m) |
| Power Supply | 85–264 VAC, 50/60 Hz, max. 10 VA |
| Enclosure Rating | IP68 (transducer and housing) |
| Cable Length | 20 m standard |
| Weight | 3.6 kg (transmitter), 3.0 kg per sensor |
| Software Compatibility | PC-based configuration & data logging via RS232 |
| Compliance | CE, RoHS, EMC Directive 2014/30/EU, IEC 61000-6-2/-4 |
| Brand | GRIMM |
|---|---|
| Origin | Germany |
| Model | PSMPS |
| Measurement Principle | Scanning Electrical Mobility Spectrometry (SEMS) |
| Sample Flow Rate | 2.5 L/min |
| Size Range | 1.1–155 nm |
| Counting Range | 10⁷ particles/cm³ |
| Size Channels | 45–255 channels (step mode) |
| DMA Types | S-DMA (1.1–55 nm), M-DMA (2.8–155 nm) |
| PSM Working Fluid | Diethylene Glycol |
| PSM d₅₀ Tunable | 1.3–3.5 nm |
| CPC Working Fluid | Isopropanol |
| CPC d₅₀ | 4 nm |
| CPC Flow Options | 0.3 or 0.6 L/min (aerosol), 3 or 10 L/min (sheath) |
| Operating Humidity | 0–95% RH (non-condensing) |
| Pressure Range | 600–1050 mbar |
| Power | 100–240 VAC, 50/60 Hz, max. 280 W (system) |
| Dimensions | DMA/PSM unit: 29 × 45 × 46.5 cm |
| CPC unit | 40 × 25 × 29 cm |
| Weight | DMA/PSM unit: 17 kg |
| CPC unit | 12.4 kg |
| Brand | Senbe |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | SEN-RD3000 |
| Pricing | Upon Request |
| Origin | Zhejiang, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Model | GT-1030 |
| Pricing | Available Upon Request |
| Brand | GTI |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | 3990-02 |
| Output Flow Range | 500–70,000 cfm (833–119,000 m³/h) |
| Aerosol Concentration | 10–100 mg/m³ (10–100 µg/L) |
| Heating Time | < 2 min |
| Aerosol Types | PAO-4, DOS/DESH, Ondina EL, DOP/DEHP, Mineral Oil |
| Reservoir Capacity | 1.8 L |
| Power Supply | 220 VAC, 50 Hz, 8 A |
| Input Pressure | 345 kPa (50 psi) |
| Dimensions | 430 × 140 × 360 mm |
| Weight | 11 kg |
| Display | 2.4″ TFT Color Screen |
| Compliance | ANSI/ASME N509-2019 & N510-2019 |
| Brand | GTI |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic |
| Model | GTI 660 |
| Pricing | Upon Request |
| Display | 3.2-inch high-resolution color LCD (Chinese UI) |
| Pressure Range | 0–500 Pa (±0.5% of reading ±1 Pa, 0.1 Pa resolution) |
| Airflow Range | 1–60 m³/h (±3% of reading ±0.5 m³/h, 0.01 m³/h resolution) |
| Atmospheric Pressure Range | 70–130 kPa (±2% of reading, 0.1 kPa resolution) |
| Temperature Range | 0–60 °C (±0.5 °C, 0.1 °C resolution) |
| Power Supply | AC 220 V for blower unit |
| Blower Unit Weight | ~10 kg |
| Control Host Weight | ~250 g (excl. batteries) |
| Dimensions (Blower) | 370 × 295 × 315 mm |
| Dimensions (Packaging) | 590 × 350 × 500 mm |
| Communication | RS485, Wi-Fi |
| Compliance | GB/T 7106–2019, JG/T 211–2007, GB/T 31433–2015 |
| Brand | GTI |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | X5606 Series |
| Wind Speed Range | 0.1–30 m/s |
| Tunnel Type | Closed-loop, DC, Low-speed Wind Tunnel |
| Test Section Dimensions | 300 mm × 300 mm (W × H) |
| Overall Dimensions | ~3000 mm × 800 mm × 1600 mm (L × W × H) |
| Flow Uniformity Coefficient | ≤1% |
| Flow Stability Coefficient | ≤0.5% |
| Motor Power | 2 kW |
| Power Supply | 220 V, 50 Hz |
| Control Mode | Manual (X5606), Manual (X5606M), Automatic (X5606A) |
| Standard Equipment | Included in X5606M & X5606A (temperature/humidity sensor, barometric pressure sensor, thermal anemometer, electronic micro-differential pressure gauge, pitot tube) |
| Software System | Included in X5606A (display, industrial PC, data acquisition module, operator console, calibration software) |
| Total Weight | ~200 kg |
| Brand | Guo Ruili Heng |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GR-1213 |
| Instrument Type | Portable |
| Sampling Flow Rate (No-load) | 12 L/min |
| Maximum Negative Pressure | −80 kPa |
| Operating Temperature Range | −20 to +55 °C |
| Operating Humidity Range | 0–95 %RH |
| Battery | 24 V / 2600 mAh |
| Continuous Operation Time | >4 h |
| Dimensions (H×W×L) | 210 × 140 × 260 mm |
| Weight | ~4 kg |
| Power Consumption | <15 W |
| Brand | Guo Ruili Heng |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Producer |
| Model | GR-1350B |
| Flow Range | 24-hr Gaseous Sampling: 0.20 L/min |
| Particulate Sampling | (60–130) L/min |
| Maximum Vacuum Pressure | >9 kPa |
| Flow Stability | ±2.5% (RSD) |
| Max Flow Error | ≤2.5% |
| Operational Duration at Max Flow & Load | 4–6 h |
| Rated Service Life at Max Flow & Load | >10,000 h |
| PM2.5 Cut-Point (Da₅₀) | (2.5 ± 0.2) µm, σg = (1.2 ± 0.1) |
| PM10 Cut-Point (Da₅₀) | (10 ± 0.5) µm, σg = (1.5 ± 0.1) |
| Inlet Velocity | 0.3 m/s |
| b/a Ratio | 0.625 |
| Nominal Particulate Flow | 100 L/min |
| Filter Diameter | Ø80 mm |
| Thread Connection | M20×1.5 |
| Temperature Control Range | 15–30 °C (PID-regulated, ±0.5 °C accuracy) |
| Ambient Pressure Measurement | (60–130) kPa, resolution 0.01 kPa, accuracy ±2.5% |
| Time Accuracy | ±0.2% over 1 min–99 h 59 min |
| Noise Level | <62 dB(A) |
| Dimensions (W×D×H) | 210 × 320 × 270 mm |
| Weight | ~7.0 kg |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Power Consumption | <100 W |
| Brand | Guo Ruili Heng |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Principle | NDIR (CO₂, CH₄), UV-DOAS (O₃, NO), Electrochemical (SO₂, CO), Capacitive (H₂O) |
| Form Factor | Portable |
| Response Time | <90 s |
| Repeatability | ±1.5% FS for CO₂, CH₄, O₃, NO, SF₆, H₂O |
| Detection Targets | CO₂, CH₄, O₃, NO, SO₂, CO, H₂O, SF₆ |
| Sampling Flow Rate | 2.0 L/min |
| Data Storage Capacity | 5000 records |
| Power Supply | Rechargeable Li-ion battery (≥4 h continuous operation) |
| Display | Color TFT touchscreen |
| Communication Interfaces | USB, RS232, optional Bluetooth printing module |
| Environmental Compensation | Integrated temperature & humidity sensor with proprietary compensation algorithm |
| Units | ppm, mg/m³, % vol (user-selectable) |
| Brand | Guo Ruili Heng |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | GR-3100D-6 |
| Instrument Type | Flue Gas and Particulate Sampler |
| Sample Parameters | Dynamic Pressure, Static Pressure, Flow Velocity, Pre-Flowmeter Pressure, Pre-Flowmeter Temperature, Flue Gas Temperature, Moisture Content, O₂, SO₂, CO, NO, NO₂, H₂S, CO₂ |
| Flow Accuracy | ≤ ±5% |
| Sampling Flow Rate | 0–100 L/min |
| Flue Gas Velocity Range | 1–45 m/s |
| Moisture Content Range | 0–60% |
| Brand | Guo Ruili Heng |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GR-3220 |
| Sampling Flow Rate | (0.1–1.5) L/min |
| Flow Accuracy | ≤ ±2.5% |
| Sampling Temperature Range | (−50–500) °C |
| Flue Gas Velocity Range | (1–45) m/s |
| Target Analytes | Gaseous mercury (Hg⁰, Hg²⁺), SO₂, NOₓ, HCl, HF, and other toxic gaseous pollutants |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Regional Origin | Domestic (China) |
| Model | GXH-3010F |
| Price | Upon Request |
| Measurement Principle | Non-Dispersive Infrared (NDIR) |
| Standard Range | 0–5000 ppm or 0–10000 ppm CO₂ |
| Response Time | ≤10 s |
| Linearity | ≤±2% FS |
| Repeatability | ≤1% FS |
| Power Supply | AC 220 V / Internal Rechargeable Battery |
| Weight | ≤3 kg |
| Dimensions | 248 mm × 185 mm × 85 mm |
| Optional Accessories | RS232 Interface, Real-Time Data Acquisition & Processing Software |
| Customization Options | Alternate Ranges, Integrated Temperature Sensor, O₂ Sensor (for Controlled Atmosphere Storage), Leaf Chamber Integration (Agricultural CO₂ Monitoring), Soil Probe Integration (Soil Respiration Studies) |