Environmental Monitoring Instruments
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Showing 1681–1710 of 2621 results
| Brand | Jilin University & Little Swan |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | GDYS-302S |
| Weight | 1.7 kg |
| Operating Temperature | 5–40 °C |
| Power Supply | AC 220 V ± 22 V, 50 Hz ± 1 Hz |
| Repeatability | ±5% |
| Accuracy (Measurement Error) | ±5% |
| Light Source | High-brightness LED |
| Wavelengths | 430 nm, 538 nm |
| Absorbance Range | 0.000–2.000 Abs |
| Absorbance Stability | ≤0.005 Abs/h |
| Detector | Integrated Photodiode Sensor |
| Sample Cell | Cylindrical Glass Cuvette, 16 mm Inner Diameter |
| Display | 4.7-inch TFT LCD with Chinese UI |
| Data Interface | USB + RS-232 (COM) |
| Battery | Rechargeable Li-ion, 7.4 V / 900 mAh |
| Power Consumption | 5 W |
| Brand | Jilin University & Little Swan |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | GDYS-601SB |
| Quotation | Upon Request |
| Operating Temperature | 0 °C to 40 °C |
| Power Supply | 9 V DC (rechargeable Li-ion battery included) |
| Response Time | 1 s |
| Photometric Stability | ±0.005 Abs/h |
| Optical Wavelengths | 520 nm and 538 nm |
| Absorbance Range | 0.000–2.000 Abs |
| Light Source | High-brightness LED (rated lifetime >100,000 h) |
| Measurement Chamber | Integrated cylindrical sealed cuvette |
| Calibration | Factory-preloaded calibration curves for all target analytes |
| Brand | Jilin University & Little Swan |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | GDYS-800M |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Detection Principle | Spectrophotometry |
| Measurable Parameters | Free Chlorine, Chlorine Dioxide, COD (Permanganate Index), Total Hardness (as CaCO₃), Color, Turbidity, and 32 additional routine water quality indicators |
| Measurement Ranges | Free Chlorine: 0–5 mg/L |
| Total Hardness (as CaCO₃) | 0–500 mg/L |
| Photometric Stability | ≤0.005 Abs/h |
| Wavelength Options | 380, 430, 470, 520, 538, 595, 630 nm (configurable per parameter set) |
| Light Source | High-brightness LED |
| Detector | Integrated Photodiode Sensor |
| Sample Cell | Cylindrical Glass Cuvettes and Standard Glass Cuvette (10 mm pathlength) |
| Operating Environment | 5–40 °C |
| Display | 12-inch Multi-touch LCD |
| Connectivity | Ethernet, USB 2.0, Wi-Fi 802.11 b/g/n |
| Power Supply | AC Adapter (100–240 V) + Rechargeable Li-ion Battery (≥8 h continuous operation) |
| Data Output | Built-in Thermal Printer, CSV Export, Cloud Sync via Secure HTTPS API |
| Brand | Jilin University & Little Swan |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | GDYS-501SC |
| Power Supply | 9 V DC (alkaline or rechargeable battery) |
| Operating Temperature | 0 °C to 40 °C |
| Optical Wavelengths | 520 nm and 538 nm |
| Photometric Range | 0.000–2.000 Abs |
| Photometric Stability | ±0.005 Abs/h |
| Measurement Principle | Fixed-wavelength colorimetry with integrated optical path |
| Sample Vessel | Cylindrical sealed cuvette (direct measurement post-reaction) |
| Preloaded Calibration Curves | Yes, factory-calibrated for target analytes |
| Reagent Format | Dry-powder or liquid-stabilized prepackaged reagents |
| Compliance | Designed to support ASTM D1292 (pH), ASTM D3867 (nitrite-N), ASTM D1688 (ammonia-N), ISO 5815-1 (dissolved oxygen), and GB/T 5750.5–2023 (Chinese national standards for drinking water quality) |
| Brand | Jilin University Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Category | Domestic (China) |
| Model | MAI-50G |
| Price Range | USD 1,400–7,000 |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | Infrared Spectrophotometry (Dual-Wavelength Absorption at C–H Stretching Bands) |
| Measurement Range | 0.0–80.0 mg/L |
| Detection Limit | 0.2 mg/L |
| Accuracy | ≤1.5% RSD (at 10 mg/L) |
| Wavenumber Range | 3400–2400 cm⁻¹ |
| Absorbance Range | 0.0000–2.0000 Abs |
| Wavenumber Accuracy | ±2 cm⁻¹ |
| Wavenumber Repeatability | ±2 cm⁻¹ |
| Baseline Drift | ≤±0.005 Abs / 30 min |
| Operating Temperature | 5–35 °C |
| Linearity Correlation Coefficient | R > 0.999 |
| Power Supply | AC 220 V ±10%, 50–60 Hz |
| Brand | Jilin University Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | Water Quality Rapid Test Kit |
| Price Range | USD 140 – 7,200 (based on configuration) |
| Instrument Type | Portable |
| Brand | Jilin University-Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYK-W100S |
| Price Range | USD 700–1,400 (FOB) |
| Measurement Principle | Colorimetric Method |
| Measurement Range | 0.00–2.00 ppm |
| Resolution | 0.1 ppm |
| Repeatability | ≤ ±5% |
| Sampling Method | Pump-Aspiration |
| Response Time | 5–15 minutes |
| Operating Temperature | 0–25 °C |
| Relative Humidity Range | 15–90% RH |
| Brand | Jilin University-Xiaotianshe |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Manufacture | Domestic (China) |
| Model | GDYK-501RC |
| Instrument Type | Portable |
| Operating Principle | Spectrophotometry |
| Detection Parameters | Formaldehyde (HCHO), Benzene Homologues, Total Volatile Organic Compounds (TVOC), Ammonia (NH₃) |
| Detection Limits (mg/m³) | 0.01 (HCHO), 0.05 (Benzene Homologues), 0.05 (TVOC), 0.10 (NH₃) |
| Measurement Ranges (mg/m³) | 0.00–2.00 (HCHO), 0.00–1.00 (Benzene Homologues), 0.00–4.00 (TVOC), 0.00–5.00 (NH₃) |
| Light Sources | 630 nm (HCHO), 465 nm (Benzene/TVOC), 430 nm (NH₃) |
| Analytical Methods | National Standard Phenol Reagent Method (HCHO), Colorimetric Methods (Benzene/TVOC), National Standard Nessler’s Reagent Method (NH₃) |
| Accuracy | ±5% FS |
| Display | 5-inch TFT color touchscreen + 2.9-inch e-ink auxiliary display |
| Connectivity | USB, RS232, RS485 (optional), Bluetooth (for wireless printing) |
| Power Supply | Rechargeable Li-ion battery + AC/DC adapter |
| Data Storage | Internal non-volatile memory with conditional search capability |
| Brand | Jilin University–Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Category | Domestic (China) |
| Model | MAI-100G Infrared Oil Content Analyzer |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Infrared Spectrophotometry (C–H Stretch Absorption at 2930 cm⁻¹, 2960 cm⁻¹, and 2850 cm⁻¹) |
| Measurement Range | 0.40–100 mg/L (using 4-cm pathlength cell, standard n-hexane extract, 1:1 extraction ratio) |
| Detection Limit | < 0.1 mg/L (per JJG 950–2012 verification protocol) |
| Accuracy | ±5% RSD (at 40 mg/L standard solution) |
| Compliance | HJ 637–2018, JJG 950–2012 Class A requirements, ASTM D7066–22 (equivalent IR methodology), ISO 9377-2:2000 (Water quality — Determination of hydrocarbon oil index — Part 2: Infrared spectrometric method) |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HT-SS-I |
| Instrument Type | Portable |
| Measurement Principle | ISO 7027-compliant dual-beam infrared light scattering and absorption |
| Range | 0.1–50,000 mg/L (customizable high-range options available) |
| Accuracy | ±5% of reading (dependent on sample homogeneity) |
| Resolution | 0.01–1 mg/L (scale-dependent) |
| Sensor Material | SUS316L stainless steel |
| Host Housing | ABS+PC polymer blend |
| Sensor IP Rating | IP68 |
| Host IP Rating | IP67 |
| Operating Temperature | 0–50 °C (non-freezing) |
| Storage Temperature | −15 to 60 °C |
| Sensor Dimensions | Ø60 mm × 254 mm, 1.65 kg |
| Host Dimensions | 203 × 100 × 43 mm, 0.5 kg |
| Standard Cable Length | 3 m (extendable) |
| Display | 3.5-inch color LCD with adjustable backlight |
| Data Storage Capacity | >100,000 records |
| Power | Rechargeable Li-ion battery, USB-C charging (no battery removal required) |
| Interface | USB data export |
| Calibration Options | Standard solution calibration and field water sample calibration |
| Auto-sensor recognition | Yes |
| Sensor configuration & calibration via host | Yes |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HT-WY |
| Pricing | Upon Request |
| Detection Limit | ≤0.01 ng/mL (3σ definition) |
| Uranium Measurement Range | 0–20 ng/mL (extendable to 100 ng/mL via dilution) |
| Linearity Coefficient | ≥0.9995 |
| Precision (RSD) | ≤5% |
| Stability (8-h RSD at 2 ng/mL) | ≤7% after 1-h warm-up |
| Data Storage Capacity | 4,000 data points |
| Interface | USB 2.0, 100Base-T4 Ethernet |
| Printer | Integrated thermal printer (57 mm × 40 mm paper) |
| Power Supply | 220 V ±10%, 50 Hz |
| Net Weight | 15 kg |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Model | HTY-203 |
| Sampling Depth | 10 m |
| Core Diameter | 5 cm |
| Core Length | 30 cm |
| Configuration | T-handle, 9 × 100 cm extension rods, 2 × 50 cm extension rods, depth-controlled peat coring bit, scraper, 2 wrenches, brush, 3 m steel tape measure, gloves, aluminum carrying case |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HTY-203 |
| Sampling Depth | 10 m |
| Core Diameter | 5 cm |
| Core Length | 30 cm |
| Configuration | T-handle, 9 × 100 cm extension rods, 2 × 50 cm extension rods, fixed-depth peat coring bit, scraper, 2 wrenches, brush, 3 m steel tape measure, gloves, aluminum carrying case |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Model | HTYF-DT1-A |
| Operating System | Android 8.1 |
| Display | 7-inch capacitive touchscreen |
| Detection Channels | 6 |
| Wavelength Range | 420–680 nm (±2 nm per band) |
| Optical Path | 1 cm cuvette |
| Repeatability Error | ≤0.02% (K₂Cr₂O₇ solution) |
| Stability | Drift ≤0.3% in 60 min (transmittance), ≤0.001 absorbance unit in 60 min |
| Linearity Error | ≤0.1% (CuSO₄) |
| Sensor Output | Simultaneous in-situ measurement of 33 parameters including pH, EC, moisture, temperature, CEC, and elemental concentrations (N, P, K, Ca, Mg, S, Fe, Mn, B, Zn, Cu, Cl, Si, Mo, Se, Pb, As, Cd, Cr, Hg, Ni, Al, Ti, F) |
| Power Supply | AC 220 V ±10% / DC 12 V (internal Li-ion battery) |
| Power Consumption | ≤10 W |
| Data Storage | 4 GB internal memory |
| Connectivity | USB, Ethernet, 4G LTE, Wi-Fi |
| Compliance | Designed to support ISO 11260, ISO 14253-1, ASTM D5088, and GLP-aligned data integrity workflows |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Model | TJSD-A |
| Measurement Range | 0–10,000 kPa |
| Depth Range | 0–450 mm |
| Accuracy | ±1% |
| Resolution | 0.1 kPa |
| Display | Touchscreen (Bilingual: English/Chinese) |
| Data Storage | 100 measurement sets |
| Interface | DB9 serial port |
| Power | 3.7 V Li-ion battery (10 h operation) |
| Operating Temperature | −10 °C to +60 °C |
| Weight | 12.9 kg |
| GPS Integration | Built-in GNSS module for georeferenced depth-compaction profiling |
| Software Compatibility | PC-based data management with curve plotting, spatial mapping, and report generation (PDF/CSV export) |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Model | YN/SS-2Z |
| Instrument Type | Portable |
| Measurement Range | 0–100 ppm |
| Minimum Display Resolution | 0.01 ppm |
| Repeatability | ≤2% |
| Accuracy | ≤±5% FS |
| Power Adapter | AC 220 V, 50 Hz |
| Compliance | Designed for field-deployable water quality monitoring per standard turbidimetric principles |
| Brand | Jiqun |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | JQ-CM01 |
| Price | USD 6,800 (FOB Jiangsu) |
| Power Supply | 220 V AC, 50/60 Hz |
| Control Interface | Touchscreen (Chinese UI) |
| Vacuum/Pressure Range | Adjustable ±100 kPa |
| Cleaning Ports | 48 independent ports, modular connection |
| Cycle Time | ~25 min for 48 × 1 L gas sampling bags |
| Tubing | Medical-grade silicone tubing (replaceable) |
| Compliance | Designed per ISO 17025 laboratory environmental control guidelines for sample integrity preservation |
| Brand | JRY |
|---|---|
| Origin | Hunan, China |
| Manufacturer Type | Manufacturer |
| Product Origin | Domestic (China) |
| Model | JRY-COD6 |
| Digestion Method | Reflux Digestion |
| Heating Module | Microcrystalline Ceramic Panel |
| Batch Capacity | 6 samples |
| Temperature Range | Ambient to 300 °C |
| Temperature Accuracy | ±0.1 °C |
| Digestion Vessel Capacity | 250 mL |
| Timer Accuracy | ±0.1 min |
| Dimensions (W×D×H) | 450 mm × 350 mm × 600 mm |
| Net Weight | ~15 kg |
| Rated Power | 1500 W |
| Time Setting Range | 0–999 min |
| Time to Sample Boil | <15 min |
| Brand | JRY |
|---|---|
| Origin | Hunan, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic |
| Model Series | JRY-JZ06 / JRY-JZ08 / JRY-JZ10 / JRY-JZ12 |
| Oscillation Frequency | 0–60 rpm (adjustable) |
| Timer Range | 0–99 h |
| Sample Bottle Capacity | 6 / 8 / 10 / 12 units |
| Temperature Range | Ambient to 65 °C |
| Temperature Control Accuracy | ±1 °C |
| Brand | JRY |
|---|---|
| Origin | Hunan, China |
| Manufacturer | JRY |
| Country of Origin | China |
| Model | JRY-JZ08 |
| Sample Bottle Capacity | 8 × 2 L |
| Bottle Type | Wide-mouth 2 L (glass, PE, PTFE, or zero-headspace extraction vessels) |
| Rotation Mode | Unidirectional / Bidirectional |
| Speed Range | 0–40 rpm (adjustable) |
| Temperature Control Range | Ambient to 60 °C |
| Temperature Accuracy | ±1 °C |
| Timing Range | 0–72 h (adjustable) |
| Motor Power | 120 W |
| Rated Voltage | 220 V AC |
| Dimensions & Weight | As specified for JRY-JZ08 |
| Compliance | HJ 299–2007, HJ 300–2007 |
| Brand | JTONE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | JT-DCY-4SL |
| Price Range | USD 140–850 (FOB) |
| Instrument Type | Laboratory Benchtop System |
| Sample Capacity | 4 simultaneous samples |
| Gas Flow Range | 0–3 L/min (per channel, independently adjustable) |
| Temperature Control Range | Ambient to 99.9 °C |
| Temperature Accuracy | ±1 °C |
| Heating Power | 1000 W |
| Display | Digital LED |
| Bath Drain Valve | Integrated quick-release |
| Lift Mechanism | Motorized vertical sample rack positioning |
| Construction | Mirror-finish 316 stainless steel |
| Compliance | Designed per GB/T 16489–1996 and HJ/T 60–2000 |
| Brand | JTONE |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | JTSM-60 |
| Pricing | Upon Request |
| Digestion Method | Rapid Digestion |
| Heating Module | Dual Graphite Blocks |
| Batch Capacity | 60 samples |
| Temperature Range | Ambient to 400 °C |
| Temperature Accuracy | ±0.1 °C |
| Digestion Vessel Capacity | 1 mL per well |
| Timer Accuracy | ±1 s |
| Heating Material | Isostatically Pressed High-Purity Graphite |
| Surface Coating | PTFE-Impregnated Graphite |
| Control Algorithm | PID with Auto-Tuning |
| Safety Features | Overtemperature, Overcurrent, Overvoltage, and Thermal Runaway Protection |
| Optional Accessory | Acid Gas Neutralization Unit (Condensation + Alkaline Scrubbing + Desiccant Drying) |
| Brand | Ju Chuang Environmental |
|---|---|
| Origin | Shandong, China |
| Model | CCD-500 |
| Explosion Protection Mark | Exib II BT4 Gb |
| Measurement Principle | Laser Light Scattering |
| Measurement Range | 0.01–100 mg/m³ (standard), with optional ranges up to 0.001–1000 mg/m³ |
| Resolution | 0.001 mg/m³ or 0.01 mg/m³ (user-selectable) |
| Accuracy | ±15% repeatability error |
| Particle Size Selectivity | PM1, PM2.5, PM5, PM10, TSP via interchangeable impactors |
| Sampling Mode | Real-time optical + integrated filter-based gravimetric sampling |
| Compliance | JJG 846–1993, TB/T 2323–1992, WS/T 206–2001 |
| Operating Environment | Zone 1 & 2, Group IIB, Temperature Class T4 |
| Brand | JU CHUANG ENVIRONMENTAL |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Heating Module | Single Graphite Block |
| Batch Capacity | 36 Positions |
| Temperature Range | Ambient to 200 °C |
| Temperature Accuracy | ±1 °C |
| Compliance | Designed for EPA 200.2/200.7/3050B, ISO 11466, GB/T 5009.11–2003, GB/T 22105.1–2008, and ASTM D3658 |
| Brand | Ju Chuang Environmental |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | JC-803B |
| Price | USD 520 (FOB) |
| Sampling Depth | Up to 2.0 m |
| Standard Drill Bit Diameters | 3.0–10.0 cm |
| Extension Rods | 0.3 m, 0.6 m, and 1.0 m (one each) |
| Core Tools | Sand, Clay, Rocky, Slurry, and Auger Drill Bits |
| Sample Containers | 100 fabric sample bags, 100 PVC sample bags, 20 organic-compatible glass vials (in box), plus aluminum transport case |
| Accessories | T-handle, scrapers, wrenches, steel tape measure, gloves, brush, towel, core connectors, and disassembly tools |
| Brand | Ju Chuang Environmental |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | JC-ZP01S |
| Instrument Type | Multi-Nutrient Fertilizer & Soil Analyzer |
| Detection Range | N: 5–500 mg/kg, P: 2–200 mg/kg, K: 10–600 mg/kg |
| Detection Capability | Simultaneous quantification of nitrogen (N), phosphorus (P), and potassium (K) in soil and fertilizer samples |
| Display | 5.1-inch backlit LCD with Chinese character interface |
| Power Supply | AC 220 ± 22 V / DC 7.5 V (optional built-in rechargeable Li-ion battery) |
| Power Consumption | ≤6 W |
| Repeatability Error | ≤0.5% |
| Linearity Error | ≤3% |
| Optical Sensitivity | Red light ≥4.5 × 10⁻⁵, Blue light ≥3.17 × 10⁻³ |
| Wavelength Accuracy | Red: 620 ± 4 nm, Blue: 440 ± 4 nm |
| Data Storage | ≥1,000 test records with timestamp, sample ID, crop type, yield target, and recommended application rate |
| Output | Built-in thermal printer for on-site report generation (test parameters, date/time, crop-specific fertilizer recommendations, dosage in kg/ha) |
| Sample Throughput | Single soil NPK analysis ≤15 min |
| Operating Environment | Field-deployable portable design |
| Control System | Embedded microcomputer with touch-sensitive keypad interface |
| Compliance | Designed for routine agricultural laboratory and extension service use |
| Brand | Ju Chuang Environmental |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | Y09-3016 |
| Instrument Type | Handheld |
| Flow Rate | 2.83 L/min (0.1 ft³/min) |
| Particle Size Channels | 0.3, 0.5, 1.0, 3.0, 5.0, 10.0 µm (simultaneous six-channel detection) |
| Measurement Accuracy | ±5% FS |
| Counting Efficiency | ≥50% at 0.3 µm, ≥100% at ≥0.5 µm per ISO 21501-4 |
| Data Storage Capacity | 20,000 sample records (circular buffer, non-volatile memory) |
| Battery | Rechargeable Li-ion, 7.4 V / 2200 mAh, >6 h operation |
| Operating Environment | 10–40 °C, 20–90% RH (non-condensing), 86–106 kPa |
| Compliance | JJF 1190–2008, JJG 547–1988, ISO 21501-4, ISO 14644-1, GB 50073–2001, USP <788>, FS-209E, GMP Annex 1 |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | GXH-1050D |
| Price Range | USD 1,400 – 7,000 |
| Instrument Type | Continuous Emission Monitoring System (CEMS) |
| Measurement Principle | Non-Dispersive Infrared (NDIR) |
| Accuracy | ≤ ±1% F.S. |
| Repeatability | ≤ ±1% F.S. |
| Response Time (T₀–T₉₀) | ≤ 15 s |
| Zero Drift | ≤ ±1% F.S. / 24 h |
| Span Drift | ≤ ±1% F.S. / 24 h |
| Linearity Error | ≤ ±1% F.S. |
| Detection Gases | CO, CO₂, CH₄, C₃H₈, H₂, O₂ |
| Minimum Range | 0–100 ppm |
| Maximum Range | 0–100% v/v |
| Flow Rate | 0.5–3 L/min |
| Operating Temperature | 0–40 °C |
| Relative Humidity | ≤ 90% RH (non-condensing) |
| Power Supply | 220 V ±10%, 50 Hz ±0.5 Hz, 150 W |
| Output Signals | 0–20 mA, 4–20 mA, 0–10 mV, 1–5 V (load ≤ 600 Ω, isolated) |
| Display | Digital concentration readout with dual-range capability (ppm and % v/v) |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Model | GXH-1051E |
| Instrument Type | Online Gas Analyzer |
| Detection Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Target Gas | Carbon Monoxide (CO) only |
| Measurement Range | 0–50 ppm (standard), customizable up to 0–100% vol |
| Minimum Detectable Concentration | 0.1 ppm |
| Repeatability | ≤ ±1% FS |
| Linearity Error | ≤ ±2% FS |
| Zero Drift | ≤ ±1% FS / 24 h |
| Span Drift | ≤ ±1% FS / 24 h |
| Response Time (T90) | ≤ 60 s |
| Resolution | 0.1 ppm |
| Operating Humidity | ≤ 90% RH (non-condensing) |
| Power Supply | AC 220 V ±10%, 50 Hz ±5% |
| Output Signals | 4–20 mA analog + RS232 digital interface |
| Internal Sampling Pump | Integrated |
| Display | Backlit LCD with touch control |
| Data Logging | Onboard memory with USB/PC software download capability |
| Brand | Junfang Lihua |
|---|---|
| Model | GXH-1052E |
| Origin | Beijing, China |
| Instrument Type | Online Fixed-Mount Analyzer |
| Detection Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Measured Gas | CO₂ (Single-Component) |
| Range | 0–500 ppm (standard) |
| Resolution | 0.1 ppm |
| Repeatability | ≤1% FS |
| Linearity Error | ≤±1% FS/24h |
| Zero Drift | ≤±2% FS/24h |
| Span Drift | ≤±2% FS/24h |
| Response Time (T₉₀) | ≤60 s |
| Power Supply | AC 220 V ±10%, 50 Hz ±5% |
| Output Signals | 4–20 mA analog + RS232 digital interface |
| Operating Humidity | ≤90% RH (non-condensing) |
| Warm-up Time | ≤60 min |
| Internal Sampling Pump | Integrated |
| Display | Backlit LCD with touch interface |
| Data Logging | Onboard memory + PC software export |