Environmental Monitoring Instruments
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| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | ZR-3110C |
| Detection Target | VOCs (Volatile Organic Compounds) |
| Sensor Technologies | Electrochemical (EC), Catalytic Bead (LEL), Photoionization Detection (PID) |
| Compliance Standards | GB 12358–2006, HJ 872–2017, GBZ 2.1–2019, GB/T 36198–2018, JJF 1172–2007, JJG 915–2008, JJG 635–2011, JJG 551–2003, JJG 695–2003, JJG 693–2011, Q/0214 ZRB008–2017 |
| Brand | Junray |
|---|---|
| Model | ZR-3130 |
| Origin | Shandong, China |
| Manufacturer Type | Manufacturer |
| Instrument Type | Portable |
| Detection Principle | Flame Ionization Detection (FID) |
| Sampling Method | Pump-aspiration |
| Target Analytes | Volatile Organic Compounds (VOCs) and common odor-causing inorganic gases (e.g., H₂S, NH₃, SO₂) |
| Compliance Standards | HJ 1230–2021, HJ 733–2014, GB 37822–2019 |
| Safety Certification | Intrinsically Safe Design (for Class I, Division 1 hazardous locations) |
| Typical Configuration | Integrated VOC & Odorant Analyzer |
| Resolution / Accuracy / Response Time | Sample-dependent |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable VOC Analyzer |
| Detection Principle | Flame Ionization Detection (FID) |
| Sampling Method | Pump-aspirated |
| Target Analytes | C2–C12 volatile organic compounds (VOCs), sulfur-containing odorants (e.g., H₂S, mercaptans), ammonia, chlorine, and other inorganic odor-causing gases |
| Certification | Intrinsically Safe (Ex ib IIB T4 Gb) |
| Typical Configuration | Integrated FID + electrochemical sensor module for multi-gas screening |
| Resolution & Accuracy | Method-dependent |
| Regulatory Alignment | Fully supports GB 37822–2019, HJ 733–2014, HJ 1230–2021, and LDAR program requirements |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | ZR-3150 |
| Instrument Type | Portable |
| Detection Principles | Electrochemical, Metal Oxide Semiconductor (MOS), Photoionization Detection (PID) |
| Compliance Standards | GB 12358–2006, HJ 872–2017 |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | ZR-3160 |
| Instrument Type | Portable |
| Detection Principle | Pressure Decay / Differential Pressure / Volumetric Flow Ratio Measurement |
| Typical Configuration | Integrated VOC & Vapor Recovery Compliance Tester |
| Sampling Method | Active Pump-Assisted Sealed System |
| Explosion Protection Rating | Ex ib II B T4 Gb (Main Unit), Ex ib II CT5 Gb / Ex ib D21 T95°C (Handheld Controller) |
| Operating Environment | -10°C to +50°C, 0–90% RH |
| Power Supply | AC 220 V ±10%, 50 Hz OR DC 12 V/1 A |
| Battery Life | >8 h (Rechargeable Intrinsically Safe Li-ion) |
| Data Interface | Bluetooth 5.0, USB Type-C |
| Positioning | Dual-mode GPS + BeiDou |
| Environmental Sensors | Integrated Barometer, Thermometer, Hygrometer |
| Certifications | Compliant with GB 20952–2020 |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | Domestic (China) |
| Model | ZR-3160 (Liquid Resistance, Vapor-to-Liquid Ratio, and Tightness Testing) |
| Instrument Type | Portable |
| Detection Principle | Differential Pressure & Volumetric Flow Measurement |
| Accuracy | ±2% Full Scale |
| Compliance | GB 20952–2020, DB11/208–2023 |
| Explosion Protection Rating | Ex ib II B T4 Gb (Host), Ex ib II CT5 Gb / Ex ib D21 T95°C (Handheld Controller) |
| Power Supply | AC (220 ± 22) V, (50 ± 1) Hz or DC 12 V 1 A |
| Operating Humidity | 0–90% RH |
| Integrated Modules | Bluetooth 5.0,北斗 (BeiDou) GNSS Positioning, 4G LTE Data Upload, Encrypted Secure Storage, Anti-Tamper Memory Chip |
| Data Interface | USB Type-C |
| Optional Accessories | Elevating Fuel Drum Cart, Thermal-Printed Tamper-Evident Report with QR-based Authentication |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic (China-made) |
| Model | ZR-3170 |
| Instrument Type | Portable |
| Detection Principles | Electrochemical, Metal Oxide Semiconductor (MOS), Photoionization Detection (PID) |
| Compliance | Meets Chinese National Standards for Environmental Monitoring (e.g., HJ 905–2017, HJ 1222–2021) |
| Application Scope | Field-based odor assessment, emergency response, ambient air quality screening, and source emission investigation |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable Flue Gas Analyzer |
| Measurement Principle | Electrochemical Sensor (O₂, SO₂, NO, NO₂) |
| Accuracy | ±3% FS |
| Repeatability | ≤1.50% |
| Response Time | ≤90 s |
| Drift | <5% over 1 h |
| Measured Gases | O₂, SO₂, NO, NO₂, CO (optional), H₂S (optional), CO₂ (optional) |
| Compliance Standards | GB 13233–2011, HJ 57–2017, HJ 693–2014, HJ 973–2018, HJ/T 46–1999, HJ/T 397–2007, HJ 870–2017, JJG 968–2002, JJF 1362–2012, Q/0214 ZRB009–2017 |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | ZR-3211C |
| Instrument Type | Portable Flue Gas Analyzer |
| Measurement Principle | UV DOAS with Chemometric Algorithms |
| Measured Gases | SO₂, NO, NO₂ (as NOₓ), O₂, H₂S, CO, CO₂ |
| Accuracy | ±5% FS |
| Repeatability | ≤2.0% RSD |
| Response Time | ≤90 s (T₉₀) |
| Drift Stability | <5% FS over 1 hour |
| Sample Handling | Cold-Dry Extraction Method |
| Water Vapor Interference | Negligible (DOAS-based spectral discrimination) |
| Compliance | HJ 1131–2020, HJ 1132–2020, HJ 1045–2019, JF 1362–2012, JJG 968–2002, HJ/T 397–2007 |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer | Junray Instruments Co., Ltd. |
| Type | Portable Flue Gas Analyzer |
| Measurement Principle | UV Differential Optical Absorption Spectroscopy (UV-DOAS) |
| Measured Gases | SO₂, NO, NO₂, NH₃ (standard) |
| Accuracy | ±5% of reading |
| Repeatability | ≤2.0% |
| Response Time | ≤90 s |
| Drift | <5% within 1 hour |
| Operating Temperature Range | -20 °C to 50 °C |
| Sample Gas Temperature Handling | Up to 200 °C (with heated probe & heated sampling line) |
| Moisture Tolerance | Full-range operation under high-humidity conditions (up to 100% RH), no condensation-induced bias |
| Compliance Standards | HJ 1131–2020, HJ 1132–2020, HJ 1045–2019, GB/T 37186–2018, JJF 1362–2012, JJG 968–2002 |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | ZR-3211H (Hot-Wet Method) |
| Instrument Type | Portable Flue Gas Analyzer |
| Measurement Accuracy | ±5% FS |
| Repeatability | ≤2.0% |
| Response Time | ≤90 s |
| Drift | <5% over 1 h |
| Measured Gases | O₂, SO₂, NO, NO₂, NH₃, CO, H₂S, CO₂ |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer | Junray Instruments Co., Ltd. |
| Model | ZR-3211H (Hot-Wet Method) |
| Instrument Type | Portable Flue Gas Analyzer |
| Measurement Principle | UV Differential Optical Absorption Spectroscopy (UV-DOAS) |
| Measured Gases | SO₂, NO, NO₂, NH₃ (core) |
| Accuracy | ±5% of reading |
| Repeatability | ≤2.0% |
| Response Time (T90) | ≤90 s |
| Drift | <5% over 1 hour |
| Operating Temperature Range | Probe up to 200 °C (adjustable), Sample Path Heated to 180 °C |
| Moisture Handling | Hot-wet measurement with integrated heated sampling line, heated gas cell, and resistive-capacitive (RC) humidity sensor for real-time wet/dry conversion |
| Compliance Standards | HJ 1045–2019, HJ 1131–2020, HJ 1132–2020, GB/T 37186–2018, HJ 973–2018, HJ 870–2017, HJ/T 397–2007 |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | ZR-3211H |
| Instrument Type | Portable Flue Gas Analyzer |
| Measurement Accuracy | ±5% FS |
| Repeatability | ≤2.0% |
| Response Time | ≤90 s |
| Drift | <5% over 1 hour |
| Measured Gases | O₂, SO₂, NO, NO₂, NH₃, CO, H₂S, CO₂ |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | ZR-3220 |
| Instrument Category | Flue Gas Sampler |
| Measured Gases | SO₂, NO, NO₂, O₂, CO, H₂S, CO₂ |
| Flow Accuracy | ±5% |
| Sampling Flow Rate | 1.0 L/min |
| Flue Gas Velocity Range | 1–45 m/s |
| Maximum Moisture Content Tolerance | 40% (v/v) |
| Brand | Junray |
|---|---|
| Model | ZR-3221 |
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Technology Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Measured Gases & Ranges | CO, CO₂, CH₄, N₂O, O₂ |
| Resolution | 0.01 |
| Calibration Modes | Ambient Air Mode & Zero Gas Mode |
| Compliance Standards | HJ 870–2017, HJ/T 44–1999, HJ/T 397–2007, JJG 635–2011, JJG 968–2002, JJG 693–2011 |
| Connectivity | Integrated Bluetooth & Wi-Fi |
| Operating Modes | Manual & Programmable Automatic (configurable measurement duration & cycle count) |
| Additional Parameters | Flue Gas Temperature, Stack Velocity, Oxygen Content, Moisture Content, Real-Time CO₂-eq Emission Calculation (with built-in GWP factors) |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | ZR-3221 |
| Technology Principle | Non-Dispersive Infrared (NDIR) Spectroscopy |
| Measured Gases & Ranges | CO, CO₂, CH₄, N₂O, O₂ |
| Resolution | 0.01 |
| Detection Method | NDIR Absorption (for CO/CO₂/CH₄/N₂O), Electrochemical (for O₂) |
| Compliance Standards | HJ 870–2017, HJ/T 44–1999, HJ/T 397–2007, JJG 635–2011, JJG 968–2002, JJG 693–2011 |
| Certification | CPA (China Metrology Approval) |
| Brand | Junray |
|---|---|
| Model | ZR-3221 |
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Detection Principle | Non-Dispersive Infrared (NDIR) Absorption for CO₂, CO, CH₄, N₂O |
| Gas Range | CO, CO₂, CH₄, N₂O, O₂ |
| Resolution | 0.01 (unitless, per gas-specific scale) |
| Compliance | HJ 870–2017, HJ/T 44–1999, HJ/T 397–2007, JJG 635–2011, JJG 968–2002, JJG 693–2011 |
| Data Connectivity | Integrated 4G module, Bluetooth 5.0, Wi-Fi 802.11 b/g/n,北斗 (BeiDou) GNSS positioning |
| Power Options | Internal Li-ion battery, AC adapter, external mobile power bank |
| Sample Handling | Heated sampling probe (120–180 °C), integrated Peltier condensate removal with auto-drain蠕动 pump, heated sample line, particulate filter, humidity monitoring & bypass protection |
| Software Features | Audit-trail-enabled logging (operation history, calibration records, maintenance events), GLP-compliant data encryption (AES-256), anti-tamper hardware design, tamper-evident report generation with cryptographic QR code |
| Units | mg/m³ and μmol/mol (ppm/ppb-equivalent) selectable per gas |
| GWP Integration | Preloaded IPCC AR6 global warming potential coefficients for real-time CO₂-equivalent emission calculation |
| Operating Interface | 7-inch capacitive color touchscreen (low-temperature functional), physical shortcut keys, optional handheld remote controller |
| Brand | Junray |
|---|---|
| Model | ZR-3230 (TDLAS) |
| Type | Portable |
| Origin | Shandong, China |
| Manufacturer | Junray Instruments Co., Ltd. |
| Compliance | GB/T 16157–1996, JJG 1105–2015, T/SSESB 10–2024, JJG 518–2023, JJG 968–2002 |
| Measurement Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) |
| Sampling Method | Heated Hot-Wet Extraction (up to 180 °C) |
| Gas Interference Rejection | Single-line absorption at NH₃-specific near-infrared wavelength (~1512 nm) |
| Output Interfaces | Wi-Fi + Bluetooth v5.0 |
| Display | 7-inch capacitive color touchscreen (1024 × 600) |
| Data Handling | Onboard storage (≥32 GB), real-time dry/wet basis conversion, auto-purge on power-off |
| Probe Design | Removable S-type Pitot tube (JJG 518–2023 compliant) |
| Integrated Parameters | NH₃, O₂, flue gas temperature, velocity, static/dynamic pressure, moisture content |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | ZR-3230 |
| Measurement Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) |
| Measurement Range | Configurable (ppm level) |
| Accuracy | ±0.01 ppm |
| Response Time | ≤30 s |
| Repeatability | High (with heated sample path) |
| Operating Ambient Temperature | −20 to +45 °C |
| Sample Handling | Heated extractive sampling (≥180 °C), hot-wet measurement |
| Compliance Standards | JJG 1105–2015, GB/T 16157–1996, JJG 968–2002, JJG 518–1998 |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | Domestic (China) |
| Model | ZR-3230 TDLAS Ammonia Analyzer |
| Measurement Range | Configurable (ppm) |
| Accuracy | ±0.01 ppm |
| Response Time | ≤30 s |
| Repeatability | High (with heated sample path) |
| Operating Ambient Temperature | −20 to 45 °C |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | ZR-3260B (Compact Portable Version) |
| Instrument Type | Portable Flue Gas & Particulate Analyzer |
| Measurement Accuracy | ≤ ±5% FS |
| Repeatability | ≤ 2.0% RSD |
| Response Time | ≤ 90 s |
| Drift Stability | < 5% over 1 h |
| Measured Parameters | PM (including ultra-low concentration), SO₂, NO, NO₂, O₂, CO, CO₂, H₂S |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Product Category | Domestic |
| Model | ZR-3260D |
| Instrument Type | Flue Gas and Particulate Sampler |
| Sampled Gases | SO₂, NO, NO₂, NOₓ, CO, CO₂, H₂S, O₂ |
| Sampling Flow Rate | Up to 80 L/min |
| Flow Accuracy | ±2% FS (typical for integrated electronic mass flow control) |
| Flue Gas Velocity Range | 1–30 m/s (with S-type Pitot tube) |
| Moisture Content Measurement | Integrated capacitive humidity sensor or optional resistive-capacitive (RHC) probe |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | ZR-3260E |
| Instrument Type | Flue Gas and Particulate Sampler |
| Measured Gases | SO₂, NO, NO₂, NOₓ, CO, CO₂, H₂S, O₂ |
| Sampling Flow Rate | Not specified |
| Flow Accuracy | Not specified |
| Flue Gas Velocity | Not specified |
| Moisture Content Measurement | Not specified |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | ZR-3260E (Compact A-Version) |
| Instrument Type | Portable Flue Gas & Particulate Analyzer |
| Measurement Accuracy | ≤ ±5% FS |
| Repeatability | ≤ 2.0% RSD |
| Response Time | ≤ 90 s |
| Drift Stability | < 5% over 1 h |
| Measured Parameters | Particulate Matter (PM), SO₂, NO, NO₂, O₂, CO, CO₂, H₂S |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Model | ZR-3260E (Electrochemical) |
| Instrument Type | Portable Flue Gas Analyzer |
| Measurement Accuracy | ≤±5% FS |
| Repeatability | ≤2.0% RSD |
| Response Time | ≤90 s |
| Drift Stability | <5% over 1 h |
| Measured Parameters | Particulate Matter (PM), SO₂, NO, NO₂, O₂, CO, CO₂, H₂S |
| Brand | Junray |
|---|---|
| Model | ZR-3320 |
| Type | Portable Gas Analyzer |
| Detection Principle | Non-Dispersive Infrared (NDIR) |
| Target Gases | Carbon Monoxide (CO) and/or Carbon Dioxide (CO₂), configurable dual-sensor or single-gas configuration |
| Measurement Range | 0–50 ppm (CO/CO₂, selectable full-scale) |
| Repeatability | <1% FS |
| Resolution | 0.1 ppm |
| Response Time (T₉₀) | ≤45 s |
| Zero Drift | ±2% FS/h |
| Span Drift | ±2% FS/3 h |
| Linearity Error | ±2% FS |
| Data Storage | ≥100,000 records on removable SD card |
| Power Supply | Rechargeable Li-ion battery, >8 h continuous operation |
| Display | High-resolution color touchscreen |
| Environmental Compensation | Integrated temperature & humidity sensor at inlet |
| Communication | RS232 port (standard), optional Bluetooth/Wi-Fi module |
| Compliance | GB 9801–1988, GB 37488–2019, GB/T 17094–1997, GB/T 18204.2–2014, GBZ 2.1–2019, GBZ/T 300.37–2017, HJ 965–2018, JJG 635–2011 |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | ZR-3340 |
| Instrument Type | Online Fixed-Station Analyzer |
| Target Gas | SO₂ |
| Response Time | ≤120 s |
| Measurement Accuracy | ±0.1 nmol/mol |
| Measurement Range | (0–500) nmol/mol |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | ZR-3351 |
| Instrument Type | Portable |
| Measurement Range | ≤ 5 nmol/mol |
| Limit of Detection (LOD) | ≤ 1 nmol/mol |
| Response Time | ≤ 20 s |
| Zero Drift | ±2 nmol/mol |
| Resolution | 1 ppb |
| Brand | Junray |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | ZR-3360 |
| Price Range | USD 7,000–14,000 |
| Measurement Principle | Salt-Ethylendiamine Dihydrochloride (NED) Spectrophotometric Method (HJ 479–2009 / GB 8969–1988) |
| Display | 5.0-inch capacitive touchscreen |
| Environmental Rating | IP65-equivalent (rain-, dust-, ESD-, and impact-resistant) |
| Temperature & Pressure Compensation | Yes |
| Sampling Cycle | Adjustable from 5 to 20 minutes |
| Auto-Cleaning | Integrated tubing purge system |
| Low-Reagent Alert | Yes |
| Power Supply | Internal high-capacity Li-ion battery (≥12 h continuous operation) |
| Connectivity | Embedded 4G LTE module, USB 2.0 port, optional Bluetooth thermal printer, optional GPS geotagging module |
| Brand | Junray |
|---|---|
| Model | ZR-3370 |
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Price Range | USD 7,000 – 14,000 (FOB) |