Environmental Monitoring Instruments
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| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PRI-2012 |
| Pricing | Available Upon Request |
| Chamber Type | Dark (Aluminum) / Transparent (Acrylic) |
| External Dimensions | 44 × 26 × 26 cm (L×W×H) |
| Chamber Internal Diameter | 20 cm |
| Chamber Height | 13 cm (adjustable |
| Measurement Volume | 4500 cm³ (customizable) |
| Measurement Area | 350 cm² (customizable) |
| Operating Principle | Dynamic Pressure-Balanced Flow-Through Method |
| Actuation | Stepper Motor |
| Control Unit | Embedded Microcontroller |
| Interface | Aviation Connector (MIL-DTL-5015 compliant) |
| Weight | ~5.0 kg (including handle) |
| Environmental Rating | IP65-equivalent (curved housing, dust- and water-resistant design) |
| Remote Operation | Bluetooth/WiFi-enabled mobile app (iOS/Android) |
| Brand | Pri-eco |
|---|---|
| Model | PRI-8300 Plus |
| Origin | Beijing, China |
| Manufacturer | Pri-eco |
| Power Consumption | 100 W |
| Input Voltage | 110–220 VAC, 50–60 Hz |
| Dimensions (H×W×D) | 43.2 × 17.8 × 44.5 cm |
| Weight | 18 kg |
| Gas Analytes | CO₂, CH₄, N₂O, H₂O |
| Measurement Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) coupled with hydrophobic gas-permeable membrane diffusion |
| Sampling Method | Multi-depth closed-loop diffusion profiling |
| Standard Depth Channels | 6 (configurable) |
| Membrane Material | Polypropylene |
| Membrane Wall Thickness | 1.55 mm |
| Inner Diameter | 5.5 mm |
| Burst Pressure | ≥116 psi |
| Intraluminal Burst Pressure | ≥36 psi |
| Permeation Rate | 1.4 mL/(min·cm²·bar) @ 23°C (isopropanol) |
| Saturation Pressure | 15.5 psi @ 23°C (isopropanol) |
| Sampling Temperature Range | −10 to +45 °C (extendable to −30 °C) |
| Sample Flow Rate | 0.050 L/min at 760 Torr |
| Operating Pressure Range | 700–1000 Torr (40–133 kPa) |
| CO₂ Range | 0–10% vol |
| CH₄ Range | 0–1% vol |
| N₂O Range | 0–500 ppmv |
| H₂O Range | 0–7% vol |
| CO₂ Precision (1 s) | ±0.2 ppmv |
| CH₄ Precision (1 s) | ±1 ppbv |
| N₂O Precision (1 s) | ±0.2 ppbv |
| H₂O Precision (1 s) | ±50 ppmv |
| CO₂ Precision (5 min) | ±0.04 ppmv |
| CH₄ Precision (5 min) | ±0.2 ppbv |
| N₂O Precision (5 min) | ±0.03 ppbv |
| H₂O Precision (5 min) | ±10 ppmv |
| Calibration Options | 3-channel automated calibration module (optional, customizable) |
| Brand | Pri-eco |
|---|---|
| Model | AirPlus |
| Detection Principle | Mid-Infrared Laser Absorption Spectroscopy (MIRLAS) |
| Measured Gases | CO₂, N₂O, H₂O |
| CO₂ Range | 0–3500 ppm |
| N₂O Range | 0–500 ppb |
| H₂O Range | 0–3% |
| Precision (1s) | 0.25 ppm CO₂, 0.25 ppb N₂O, 50 ppm H₂O |
| Precision (5s) | 0.12 ppm CO₂, 0.12 ppb N₂O, 40 ppm H₂O |
| Precision (5 min) | 0.012 ppm CO₂, 0.012 ppb N₂O, 10 ppm H₂O |
| Sample Flow Rate | ~180 mL/min (optional 1000 mL/min pump) |
| Operating Temperature | −10 to +45 °C |
| Relative Humidity Limit | <99% RH, non-condensing |
| Power Consumption | 15 W (steady-state) |
| Dimensions | 29 cm × 20 cm × 9.5 cm |
| Weight | 2.75 kg |
| Response Rate | 1 or 2 Hz |
| Data Interfaces | Wi-Fi, USB, RS-232 |
| Optional Outputs | Analog (4–20 mA), GPS module |
| Battery Life | 6 hours (internal Li-ion) |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | AirScan 2000 |
| Detection Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) coupled with Single-Photon Avalanche Diode (SPAD) detection and 3D scanning lidar architecture |
| Detection Scope | OGMP 2.0 Tier 4 & Tier 5 compliant site-level continuous monitoring and component-level leak localization |
| Measurement Range | 360° panoramic field-of-regard, up to 200 m detection distance |
| Limit of Detection | ≥90% Probability of Detection (PoD) under representative atmospheric conditions |
| Quantification Accuracy | ±2× uncertainty (1-sigma) dependent on wind speed and direction |
| False Positive Rate | 0% when using factory-validated data processing algorithms and recommended client configuration |
| Laser Safety Class | Class 1M |
| Operating Temperature | –40 °C to +50 °C |
| IP Rating | IP67 |
| Dimensions | 43 × 18 × 18 cm |
| Weight | 8 kg (including pan-tilt mount) |
| Power Supply | 24 VDC, 30 W |
| Communication Interfaces | Ethernet, Wi-Fi, mobile API endpoint |
| Brand | Pri-eco |
|---|---|
| Model | Canary |
| Type | Multi-parameter Soil Sensor Network System |
| Origin | Beijing, China |
| Manufacturer | Pri-eco |
| Power Supply | 6–15 VDC |
| Operating Temperature Range | −25 to +50 °C |
| Data Acquisition Channels | 8 per node |
| Sensor Compatibility | Canary-001 (moisture-only), Canary-002 (moisture + temp), Canary-003 (moisture + temp + EC) |
| Moisture Accuracy | ±3% vol (±<3% with site-specific calibration) |
| Temp Accuracy | ±0.4 °C |
| EC Accuracy | ±15% @ 0–1 S/m |
| Moisture Resolution | 0.1% vol |
| Temp Resolution | 0.1 °C |
| EC Resolution | 1 mS/m |
| Moisture Range | 0–70% vol |
| Temp Range | −55 to +120 °C |
| EC Range | 0.000–1 S/m |
| Probe | Dual 50 mm × 3 mm stainless steel rods |
| Housing | PVC tube, Ø20 mm |
| Cable Length | 1.5–10 m |
| RF Frequency | 70 MHz |
| Communication | Wireless (modular RF or LoRaWAN-ready) |
| Cloud Integration | Yes |
| Brand | Pri-ECO |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Manufacture | China |
| Model | CC-50 |
| Chamber Dimensions | 50(L) × 50(W) × 40(H) cm |
| Net Weight | ~15 kg |
| Chamber Volume | 90.5 L (customizable) |
| Measurement Area | 0.1936 m² (customizable) |
| Optical Transmission | 93% (polycarbonate panel) |
| Light Control | Removable aluminized foil overlay for dark-adapted measurements |
| Window Actuation | Motorized linear actuators (top window: 90° rotation |
| side window | 45° rotation) |
| Sealing Mechanism | Precision pneumatic-assisted compression seal |
| Internal Mixing | Low-turbulence axial fan with adjustable RPM |
| Structural Material | Anodized aluminum frame + UV-stabilized optical-grade polycarbonate |
| Temperature Monitoring Range | –40 °C to +85 °C |
| Temp. Sensor Accuracy | ±2% FS |
| Power Supply | 12 V DC / 50 W nominal |
| Control Interface | Industrial-grade PLC + 7-inch resistive touchscreen HMI |
| Compliance | Designed for ISO 14064-3 field verification workflows and ASTM D6866–22 compatible δ¹³C flux partitioning protocols |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | CRS-2000C |
| Price | Upon Request |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | CRS-2000S |
| Pricing | Upon Request |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | ELF-600 |
| Detection Gases & Ranges | CO₂, N₂O, CH₄ (greenhouse gases), CO (combustion byproduct), H₂O (water vapor) |
| Max Takeoff Weight | 22.5 kg |
| Rotor Span (Diagonal) | 1.6 m |
| Max Speed | 45 km/h |
| Service Ceiling | 5000 m |
| Climb Rate | 5 m/s |
| Wind Resistance | Level 6 (Beaufort scale) |
| Control Link | 900 MHz RF |
| Navigation System | Dual-GNSS (GPS + BeiDou) |
| Endurance | 80 min (empty), 60 min (5 kg payload) |
| Control Radius | 20 km |
| Payload Options | Full-frame aerial survey camera (35 mm sensor, 42 MP), multispectral camera (VIS–NIR bands), GHG analyzer module, thermal imager, loudspeaker, spotlight, aerial payload dispenser |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | METLOG 2000 |
| Instrument Type | Portable Weather Station |
| CPU | 32-bit, 300 MHz |
| Data Storage | 64 MB (expandable to 32 GB) |
| Wind Speed Range | 0–60 m/s |
| Wind Direction | 360° continuous, ±3° accuracy |
| Relative Humidity Range | 0–100% RH (±2% @ 0–90%, ±3% @ 90–100%) |
| Air Temperature Range | −80°C to +75°C (±0.1°C accuracy) |
| Atmospheric Pressure Range | 500–1200 hPa (±0.3 mbar) |
| Global Solar Radiation | ±5% calibration uncertainty, 90 µA per 1000 W·m⁻², linearity ≤1% up to 3000 W·m⁻², response time: 10 µs |
| Soil Temperature Range | −50°C to +50°C (±0.2°C) |
| Soil Moisture Range | 0–100% volumetric water content (±3% accuracy) |
| Rainfall Resolution | 0.25 mm (0.01 in), accuracy <1.0% @ 50.8 mm/h |
| Digital Magnetic Compass | ±1° heading accuracy (at 25°C, 0° heel), 0.1° resolution |
| Enclosure | Spark-proof anodized aluminum housing with dual O-ring sealing |
| Communication | Embedded RJ45 Ethernet interface, cable-free modular architecture |
| Surge & Lightning Protection | Integrated galvanic isolation per channel, TVS and MOV protection |
| Power | Optional 40 W solar panel support |
| Mounting | Corrosion-resistant aviation-grade aluminum tripod, <60 s deployment |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic |
| Model | METLOG |
| Instrument Type | Portable Weather Station |
| CPU | 32-bit, 300 MHz |
| Data Storage | 64 MB (expandable to 32 GB) |
| Ultrasonic Anemometer | Wind Speed 0–60 m/s, Accuracy ±0.2% |
| Relative Humidity | 0–100 % RH, Accuracy ±2 % (0–90 %), ±3 % (90–100 %), Resolution 1 % RH |
| Air Temperature | −80 to +75 °C, Accuracy ±0.1 °C |
| Atmospheric Pressure | 500–1200 hPa, Accuracy ±0.3 mbar |
| Global Solar Radiation | Calibration Uncertainty ±5 %, Sensitivity ~90 µA/(1000 W·m⁻²), Linearity <1 % up to 3000 W·m⁻², Response Time 10 µs |
| Soil Temperature | −50 to +50 °C, Accuracy ±0.2 °C |
| Soil Volumetric Water Content | 0–100 %, Accuracy ±3 % |
| Rainfall | Resolution 0.25 mm, Accuracy <1.0 % at 50.8 mm/h, Orifice Diameter 15.4 cm |
| Soil Heat Flux | Sensitivity ~50 µV/(W·m⁻²), Nominal Resistance 2 Ω, Range ±2000 W·m⁻², Temp. Dependence <0.1 %/°C |
| Infrared Surface Temperature Sensor | Range −40 to +70 °C, FOV Half-Angle 22°, Accuracy ±0.2 °C (−10 to +65 °C), ±0.5 °C (full range) |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | Plover |
| Instrument Type | Multi-parameter Portable Soil Analyzer |
| Measurement Principle | True Time-Domain Reflectometry (TureTDR®) at ~1.5 GHz |
| Sensor Compatibility | TDR-001 (moisture-only) or TDR-002 (moisture/temperature/conductivity) |
| Data Acquisition Channels | 1 channel |
| Calibration | Field-deployable online calibration |
| Power Supply | Rechargeable Li-ion battery (2500 mAh, 3.7 VDC) |
| Battery Life | Up to 3,000 measurements or 182 days in standby |
| Operating Temperature | −25 °C to +50 °C |
| Wireless Communication | 2.4 GHz ISM band, up to 20 m range |
| Dimensions (Data Logger) | 1.9 cm × 7.0 cm × 12.5 cm |
| Weight (Data Logger) | 200.5 g |
| Moisture Accuracy | ±2% vol/vol (±1% vol/vol after site-specific calibration) |
| Temperature Accuracy | ±0.5 °C (±0.1 °C after calibration) |
| EC Accuracy | ±10% (0–1 S/m), improved with calibration |
| Moisture Resolution | 0.1% vol/vol |
| Temperature Resolution | 0.1 °C |
| EC Resolution | 1 mS/m |
| Moisture Range | 0–100% vol/vol |
| Temperature Range | −25 °C to +50 °C |
| EC Range | 0.000–1 S/m |
| Probe Configuration | Dual stainless-steel rods (100 mm length, 3 mm diameter) |
| Sensing Volume | Cylindrical zone ~5 cm diameter × 11 cm height around probe |
| Probe Housing | PVC tube (2 cm diameter, 15–150 cm customizable length) |
| Cable Length Options | 1.5–6.0 m |
| Brand | Pri-eco |
|---|---|
| Model | PRENART |
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Vacuum Range | –850 mbar |
| Compressor Output | 2.5 bar |
| Pumping Speed | 7.2 L/min at 0 bar |
| Power Supply | 12 V / 3.4 Ah |
| Power Consumption | 22 W |
| Dimensions | 300 × 200 × 180 mm |
| Weight | 5.6 kg |
| Ingress Protection | IP65 |
| Manual Vacuum Pump Displacement | 36 cm³/stroke |
| Sampler Probe Material | PTFE + quartz powder or stainless steel powder |
| Probe Outer Diameter | 21 mm |
| Probe Length | 95 mm |
| Probe Weight | 50 g |
| Porous Surface Area | 33 cm² |
| Hydraulic Conductivity | 3.31 × 10⁻⁷ cm/s |
| Bubble Point Pressure | >500 mbar |
| Water Extraction Rate | 6 mL/cm²/hr at 600 mbar |
| Pore Size | 2 µm |
| Brand | PRI-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | PRI-330 |
| Pricing | Available upon Request |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PRI-501 |
| Detection Principle | Dual-Wavelength Non-Dispersive Infrared (Dual-NDIR) |
| Measurable Gases | CO₂ (0–2000 ppm), H₂O (0–6 % vol) |
| Accuracy | ±2 % of reading (CO₂), ±2 % of reading (H₂O) |
| Zero Stability (CO₂) | ±2 % over 12 months |
| Repeatability (CO₂) | ±0.3 % at zero, ±1.5 % at span |
| Temperature Drift (CO₂) | ±0.03 %/°C (ambient), ±2 %/year (thermostated) |
| Operating Temperature | −20 to +45 °C |
| Operating Pressure | 800–1150 mbar |
| Sample Flow Rate | 1 L/min (adjustable) |
| T90 Response Time | 10 s (adjustable) |
| Warm-up Time | 1 min |
| Humidity Range | <99 % RH, non-condensing |
| Output Interfaces | RS-232, analog (0–5 V / 4–20 mA) |
| Dimensions & Weight | 250 × 160 × 90 mm, 1.2 kg |
| Power Supply | 7–28 V DC |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | PRI-502 |
| Detection Principle | Dual-Wavelength Non-Dispersive Infrared (Dual-NDIR) |
| Measurable Gases | CH₄ (0–50,000 ppm), H₂O (0–6% vol) |
| Accuracy | ±2% FS (CH₄), ±2% FS (H₂O) |
| Zero Stability (CH₄) | ±2% FS over >12 months |
| Repeatability (CH₄) | ±0.3% FS at zero, ±1.5% FS at span |
| Temperature Drift (CH₄) | ±0.03% FS/°C (ambient), ±2% FS/year (thermostated) |
| Operating Temperature | −20 to +45 °C |
| Operating Pressure | 800–1150 mbar |
| Sample Flow Rate | 1 L/min (adjustable) |
| T90 Response Time | 10 s (adjustable) |
| Warm-up Time | 1 min |
| Humidity Range | <99% RH, non-condensing |
| Output Interfaces | RS-232, analog (4–20 mA / 0–10 V) |
| Dimensions | 250 × 160 × 90 mm |
| Weight | 1.2 kg |
| Power Supply | 7–28 V DC |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | PRI-503 |
| Detection Principle | Dual-Wavelength Non-Dispersive Infrared (Dual-NDIR) |
| Measurable Gases | CO₂, CH₄, H₂O |
| CO₂ Range Options | 0–0.2%, 0.5%, 1%, 5%, 10%, 100% |
| CH₄ Range Options | 0–5%, 10%, 30% |
| H₂O Range | 0–6% |
| CO₂/CH₄ Accuracy | ±2% (±1.5% after calibration) |
| Zero Stability (CO₂/CH₄) | ±2% over >12 months |
| Repeatability (Zero/Span) | ±0.3%/±1.5% |
| Zero Drift (Constant Temp.) | ±2%/year |
| Zero Drift (Ambient Temp.) | ±0.03%/°C |
| H₂O Accuracy | ±2% |
| Operating Temperature | −20 to +45 °C |
| Operating Pressure | 800–1150 mbar |
| Sample Flow Rate | 1 L/min (adjustable) |
| T90 Response Time | 10 s (adjustable) |
| Warm-up Time | 1 min |
| Humidity Limit | <99% RH, non-condensing |
| Outputs | RS-232, Analog (4–20 mA / 0–10 V) |
| Dimensions | 250 × 160 × 90 mm |
| Weight | 2.2 kg |
| Power Supply | 7–28 V DC |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic |
| Model | PRI-5231 |
| Price | Upon Request |
| Application Field | Environmental Monitoring |
| Detection Principle | Mid-Infrared Laser Direct Absorption Spectroscopy (MIRLAS) |
| Measured Gases and Ranges | CO₂ (0–3500 ppm), N₂O (0–500 ppb), H₂O (0–3 %v/v) |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | PRI-5231f |
| Power Input | 110–230 V AC |
| Weight | 1.86 kg |
| Sampling Flow Rate | ~180 mL/min |
| Operating Temperature | −10 to 45 °C |
| Relative Humidity Limit | <99% RH (non-condensing) |
| Data Output | Wi-Fi, USB, RS-232 |
| Power Consumption | 50 W (steady-state), 90 W (warm-up) |
| CO₂ Precision (1 s) | 0.2 ppm |
| N₂O Precision (1 s) | 0.2 ppb |
| H₂O Precision (1 s) | 50 ppm |
| CO₂ Precision (5 s) | 0.12 ppm |
| N₂O Precision (5 s) | 0.12 ppb |
| H₂O Precision (5 s) | 40 ppm |
| CO₂ Range | 0–3500 ppm |
| N₂O Range | 0–500 ppb |
| H₂O Range | 0–3 %v/v |
| 24-h Drift (CO₂) | 0.3 ppm |
| 24-h Drift (N₂O) | 0.3 ppb |
| Sampling Frequency | 1 or 2 Hz |
| Measurement Principle | Mid-Infrared Laser Absorption Spectroscopy (MIRLAS) |
| Brand | PRI-ECO |
|---|---|
| Model | PRI-5232 |
| Detection Principle | Mid-Infrared Laser Absorption Spectroscopy (MIRLAS) |
| Measured Gases | CO, N₂O, H₂O |
| Accuracy (1 s) | 0.6 ppb (CO), 0.4 ppb (N₂O), 50 ppm (H₂O) |
| Accuracy (1 min) | 0.4 ppb (CO), 0.08 ppb (N₂O), 40 ppm (H₂O) |
| Accuracy (5 min) | 0.2 ppb (CO), 0.05 ppb (N₂O), 10 ppm (H₂O) |
| Measurement Range | 0–500 ppm (CO), 0–500 ppm (N₂O), 0–3 %v/v (H₂O) |
| 24-h Drift | ≤0.3 ppb (CO), ≤0.2 ppb (N₂O) |
| Sampling Flow Rate | ~200 mL/min (standard), optional 1000 mL/min pump |
| Sampling Temperature | −10 to +45 °C |
| Sampling Humidity | <99% RH, non-condensing |
| Data Output | WiFi, USB, RS-232 |
| Power Supply | 110–230 V AC |
| Power Consumption | 40 W (steady-state), 60 W (warm-up) |
| Dimensions | 440 × 190 × 530 mm |
| Weight | 12 kg |
| Compliance | WMO GHG Observing Guidelines |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Model | PRI-5233 |
| Detection Principle | Mid-Infrared Laser Direct Absorption Spectroscopy (MIRLAS) |
| Measured Gases | CH₄ (0–500 ppm), C₂H₆ (0–500 ppm), H₂O (0–3 %v/v) |
| Precision (1 s) | 1 ppb CH₄, 0.5 ppb C₂H₆, 50 ppm H₂O |
| Precision (1 min) | 0.3 ppb CH₄, 0.10 ppb C₂H₆, 40 ppm H₂O |
| Precision (5 min) | 0.2 ppb CH₄, 0.08 ppb C₂H₆, 10 ppm H₂O |
| Sampling Flow Rate | ~180 mL/min |
| Operating Temperature | –10 to +45 °C |
| Relative Humidity Limit | <99% RH, non-condensing |
| Data Output | USB, RS-232 |
| Power Supply | 110–230 V AC |
| Power Consumption | 50 W (steady-state), 90 W (warm-up) |
| Weight | 10.5 kg |
| Brand | PRI-ECO |
|---|---|
| Model | PRI-5251 |
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Detection Principle | Mid-Infrared Laser Direct Absorption Spectroscopy (MIRLAS) |
| Measured Gases | CO₂ (0–3500 ppm), CH₄ (0–500 ppm), N₂O (0–500 ppm), H₂O (0–3 %v/v) |
| Precision (1 s) | 0.2 ppm CO₂, 1 ppb CH₄, 0.2 ppb N₂O, 50 ppm H₂O |
| Precision (5 min) | 0.04 ppm CO₂, 0.2 ppb CH₄, 0.03 ppb N₂O, 10 ppm H₂O |
| Drift (24 h) | 0.2 ppm CO₂, 2 ppb CH₄, 0.2 ppb N₂O |
| Sampling Flow Rate | ~360 mL/min |
| Operating Temperature | −10 to +45 °C |
| Relative Humidity | <99% RH, non-condensing |
| Output Frequency | 1 Hz |
| Power Supply | 110–230 V AC |
| Power Consumption | 80 W (steady-state), 120 W (warm-up) |
| Dimensions | 440 × 190 × 530 mm |
| Weight | 14.7 kg |
| Compliance | WMO Greenhouse Gas Observing Network (GGON) specifications |
| Brand | PRI-ECO |
|---|---|
| Model | PRI-5251 PLUS |
| Origin | Beijing, China |
| Manufacturer | PRI-ECO (Domestic) |
| Detection Principle | Mid-Infrared Laser Direct Absorption Spectroscopy (MIRLAS) |
| Measured Gases | CO, CO₂, CH₄, N₂O, H₂O |
| Precision (1 s) | 0.6 ppb (CO), 0.2 ppm (CO₂), 1 ppb (CH₄), 0.2 ppb (N₂O), 50 ppm (H₂O) |
| Precision (1 min) | 0.4 ppb / 0.05 ppm / 0.3 ppb / 0.05 ppb / 40 ppm |
| Precision (5 min) | 0.2 ppb / 0.04 ppm / 0.2 ppb / 0.03 ppb / 10 ppm |
| Measurement Range | 0–500 ppm (CO), 0–3500 ppm (CO₂), 0–500 ppm (CH₄), 0–500 ppm (N₂O), 0–3 %v/v (H₂O) |
| Drift (24 h) | 0.3 ppb / 0.2 ppm / 2 ppb / 0.2 ppb / — |
| Sampling Temp. | −10 to +45 °C |
| Sampling Humidity | <99% RH, non-condensing |
| Flow Rate | ~540 mL/min |
| Output Frequency | 1 Hz per gas |
| Data Interfaces | USB, RS-232 |
| Power Supply | 110–230 V AC |
| Power Consumption | 120 W (steady), 150 W (warm-up) |
| Dimensions | 440 × 190 × 530 mm |
| Weight | 18.3 kg |
| Brand | PRI-ECO |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Model | PRI-5251e |
| Detection Principle | Mid-Infrared Laser Direct Absorption Spectroscopy (MIRLAS) |
| Measured Gases | CO₂, CH₄, N₂O, H₂O |
| Measurement Frequency | 10 Hz |
| Accuracy (0.1 s) | 0.25 ppm CO₂, 1 ppb CH₄, 0.4 ppb N₂O, 50 ppm H₂O |
| 24-h Drift | 1 ppm CO₂, 2 ppb CH₄, 1 ppb N₂O |
| Sample Temperature Range | −10 to 45 °C |
| Sample Humidity Range | <99% RH, non-condensing |
| Sample Flow Rate | ~12 L/min |
| Power Supply | 110–230 V AC |
| Power Consumption | 200 W (steady-state), 250 W (warm-up) |
| Dimensions | 440 × 190 × 530 mm |
| Weight | 25 kg |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | PRI-5251f |
| Detection Principle | Mid-Infrared Laser Direct Absorption Spectroscopy (MIRLAS) |
| Measured Gases | CO₂ (0–3500 ppm), CH₄ (0–500 ppm), N₂O (0–500 ppm), H₂O (0–3 %v/v) |
| Precision (1-s) | 0.5 ppm CO₂, 2 ppb CH₄, 0.3 ppb N₂O, 50 ppm H₂O |
| Precision (5-s) | 0.4 ppm CO₂, 0.5 ppb CH₄, 0.25 ppb N₂O, 40 ppm H₂O |
| Sampling Flow Rate | ~360 mL/min |
| Operating Temperature | −10 to +45 °C |
| Relative Humidity Limit | <99% RH, non-condensing |
| Power Consumption | 35 W |
| Weight | 5 kg |
| Data Output | WiFi, USB, RS-232 |
| Power Supply | DC |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Yes |
| Country of Origin | China |
| Model | PRI-5251f Plus |
| Detection Principle | Mid-Infrared Laser Direct Absorption Spectroscopy (MIRLAS) |
| Measured Gases | CO, CO₂, CH₄, N₂O, H₂O |
| Accuracy (1s) | 0.7 ppb (CO), 0.5 ppm (CO₂), 1 ppb (CH₄), 0.3 ppb (N₂O), 50 ppm (H₂O) |
| Accuracy (5s) | 0.5 ppb (CO), 0.4 ppm (CO₂), 0.5 ppb (CH₄), 0.25 ppb (N₂O), 40 ppm (H₂O) |
| Measurement Range | 0–500 ppm (CO), 0–3500 ppm (CO₂), 0–500 ppm (CH₄), 0–500 ppm (N₂O), 0–3 %v/v (H₂O) |
| Sampling Rate | 1 Hz |
| Operating Temperature | −10 to +45 °C |
| Relative Humidity Limit | <99% RH, non-condensing |
| Power Supply | DC |
| Power Consumption | 50 W |
| Weight | 8 kg |
| Data Output | Wi-Fi, USB, RS-232 |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | PRI-5352i |
| Detection Principle | Mid-Infrared Laser Direct Absorption Spectroscopy (MIRLAS) |
| Target Gas | CO₂ |
| δ¹³C Precision | <0.1 ‰ @ 1 s, 0.03 ‰ @ 300 s |
| δ¹⁸O Precision | <0.2 ‰ @ 1 s, 0.03 ‰ @ 300 s |
| CO₂ Range | 0–1000 ppmv |
| H₂O Range | 0–3 % (accuracy-critical), 0–7 % (operational) |
| Max Peak-to-Peak Drift | <1 ‰ over >24 h |
| Sample Temp | −10 to +45 °C |
| Sample Humidity | <99 % RH (non-condensing) |
| Flow Rate | ~300 mL/min |
| Output Interfaces | USB, RS-232 |
| Power | 110–230 V AC or battery |
| Dimensions | 440 × 190 × 530 mm |
| Weight | 10.5 kg |
| Brand | PRI-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Manufacture | China |
| Model | PRI-560 |
| Weight | < 2 kg |
| Power Input | 12–24 V DC, max. 700 mA |
| Detection Principle | Luminol-based chemiluminescence |
| Sensitivity | < 1 ppb (NO₂) |
| Accuracy | ±2 % of reading |
| Linear Range | 2 ppb – 500 ppb (NO₂) |
| Sampling Rate | 5 Hz |
| Reagent Consumption | < 100 µL/min |
| Operating Temperature | 0–40 °C |
| GPS Module | Integrated |
| Environmental Sensors | Onboard temperature, relative humidity, and barometric pressure |
| Data Storage | Internal non-volatile memory |
| Output Interface | USB for data download |
| Auto-calibration | Supported via ground control unit with certified standard gases |
| Dimensions | Ø210 mm × H200 mm |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Model | PRI-6250 |
| Detection Principle | Optical-Feedback Cavity-Enhanced Absorption Spectroscopy (OF-CEAS) |
| Target Gases | CO, CO₂, CH₄, H₂O |
| Measurement Range | CO (0–30 ppm), CO₂ (350–1200 ppm), CH₄ (1–12 ppm), H₂O (0–3 %v/v) |
| Precision (5-min avg) | <1 ppb (CO), <80 ppb (CO₂), <1 ppb (CH₄), <60 ppm (H₂O) |
| Drift (24 h) | <3 ppb (CO), <0.5 ppm (CO₂), <3 ppb (CH₄) |
| Response Time | <4 s |
| Sampling Flow Rate | ~200 mL/min |
| Data Output | Ethernet (TCP/IP, Modbus TCP), RS-232/485, Analog (4–20 mA / 0–10 V), USB |
| Power Supply | 110–230 VAC, 50–60 Hz |
| Power Consumption | 150 VA |
| Dimensions | 19″ rack-mount, 4U (height: 178 mm) |
| Weight | 20 kg |
| Operating Environment | Sample Temp. −10 to +45 °C |
| Cavity Temp. Stability | ±0.002 K |
| Cavity Pressure Stability | ±0.016 mbar |
| Mirror Reflectivity | >99.999% (three ultra-high-reflectivity cavity mirrors) |
| Brand | Pri-eco |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | PRI-701 |
| Detection Principle | Mid-infrared Quantum Cascade Laser (QCL) coupled with Photoacoustic Spectroscopy (PAS) |
| Target Gas | NH₃ |
| Detection Limit (3σ, 60 s) | 0.1 ppm |
| Repeatability | <2% of reading or LOD |
| Accuracy | <2% of reading or LOD |
| Response Time (10–90%) | <130 s |
| Maximum Measurement Rate | >10 Hz |
| Measurement Range | 0–100 ppm (customizable) |
| Sample Cell Volume | 1 mL |
| Gas Consumption | <80 mL/min |
| Sample Temperature Range | −10 to 45 °C |
| Sample Humidity Limit | <99% RH (non-condensing) |
| Power Supply | DC |
| Power Consumption | 20 W |
| Weight | 3 kg |
| Data Output | Ethernet, Modbus TCP/IP & RS, USB |