Environmental Monitoring Instruments
Filter
Showing 1561–1590 of 2621 results
| Brand | Huironghe |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Distributor |
| Country of Origin | China |
| Model | HRH-DRY2 |
| Price | Upon Request |
| Dimensions (D × L) | φ76 mm × 484 mm |
| Inlet/Outlet Tubing | One end 8×12 mm silicone tubing, other end 6.5×10 mm PU tubing |
| Chamber Material | High-transparency acrylic |
| Desiccant Type | Molecular sieve |
| Maximum Flow Rate | 4 L/min |
| Construction | Stainless steel semi-permeable tube core, acrylic housing |
| Origin | China |
|---|---|
| Type | Portable |
| Measurement Range | 60–140 dB (re 10⁻⁶ m/s²) |
| Frequency Range | 1–80 Hz |
| Frequency Weightings | Whole-body vertical (VLz), whole-body horizontal (VLx-y), linear (VAL) |
| Dimensions (main unit) | 24 × 8.1 × 3.1 cm |
| Weight (main unit) | 0.4 kg |
| Data Storage Capacity | 127 measurement sets |
| Compliance | ISO 2631-1, ISO 5349-1, and IEC 61260 Class 2 requirements for vibration meters |
| Origin | China |
|---|---|
| Manufacturer Type | Distributor |
| Model | HS6288B |
| Price | USD 1,390 (FOB) |
| Frequency Range | 31.5 Hz – 8 kHz |
| Sound Pressure Level Range | 35–130 dB(A), 40–130 dB (Linear) |
| Self-Noise | <20 dB(A) |
| Time Weighting | Fast (F), Slow (S), Max Hold |
| Measurement Functions | Leq, LAE, LN (L10/L50/L90), Lmin, Lmax, SD, Ld, Ln, Ldn |
| Measurement Durations | Manual trigger, 10 s, 1 min, 5 min, 10 min, 20 min, 1 h, 8 h, 24 h, and full-hour synchronized logging |
| Display | 54 × 42 mm LCD with analog bar graph, real-time time stamp, measurement mode indicator, and 1/1-octave center frequency readout |
| Interface | RS-232 serial port for PC connectivity and data export |
| Standard Accessories | HS6288B(D) main unit, 4784A thermal printer (with charger), mounting bracket, software CD, thermal paper roll, 18″ protective carrying case, windscreen, screwdriver |
| Optional Accessories | 5 m / 10 m extension cables, Class 1 acoustic calibrator (e.g., HS6020) |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-made) |
| Model | HK-228 |
| Price Range | USD 1,400 – 4,200 |
| Instrument Type | Benchtop Water Quality Analyzer |
| Analyte | Hydrazine (N₂H₄) |
| Display | 192 × 64 Dot-Matrix LCD (Chinese/English Switchable) |
| Measurement Range | 0–100 µg/L |
| Resolution | 0.1 µg/L |
| Basic Error | ±2% FS |
| Repeatability | ≤1% |
| Stability | ±1% FS / 4 h |
| Ambient Temperature | 5–45 °C |
| Relative Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | 40 W |
| Dimensions (L×W×H) | 392 × 260 × 100 mm |
| Weight | 5 kg |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Product Type | Laboratory-Based Analyzer |
| Model | 1600 |
| Measurement Principle | Boiling Water Bath Oxidation with Potassium Permanganate Titration |
| Range | 0–6.0 mg/L |
| LOD | 0.05 mg/L |
| Analysis Time per Sample | ≤3 min |
| Compliance | GB/T 11892, GB/T 5750.7 |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | APK6100C |
| Flow Control Accuracy | ±0.8% FS (typical for integrated thermal mass flow controllers) |
| Dilution Ratio Range | 1:500 (customizable) |
| Minimum Output Concentration | Sub-ppb to ppm level (dependent on source gas purity and flow stability) |
| Gas Channels | 4 independent MFC-controlled inlets |
| Display | 7-inch capacitive touchscreen interface |
| Materials of Construction | Fully silanized stainless steel flow path (optional) |
| Compliance | Designed to support ISO 6145-7, ASTM D6348, EPA Method 205, and GLP/GMP-aligned calibration workflows |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable |
| Measurement Range | 0–500 ppb (expandable) |
| Limit of Detection (LOD) | ≤1 ppb |
| Response Time (T90) | ≤20 s |
| Zero Drift | ±2 ppb max over 24 h |
| Resolution | ≤1% of full scale |
| Display | 5-inch capacitive touchscreen |
| Positioning | Integrated BeiDou/GPS dual-mode module |
| Power Supply | Rechargeable high-capacity Li-ion battery |
| Data Connectivity | Wi-Fi, 4G LTE, Bluetooth |
| Onboard Storage | 8 GB internal flash memory |
| Filter Maintenance | Replaceable particulate filter (days), hydrophobic ozone scrubber (6 months) |
| Compliance | GB/T 18883–2022, HJ 590–2010, JJG 1077–2012, HJ 654–2013 |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GHK-2000EA |
| Sampling Flow Rate Range | 220.0–1000.0 L/min |
| Compliance Standard | HJ 691–2014 |
| Weight | Not specified |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | GHK-2052 |
| Compliance | JJG 943–2011, WS/T 184–2017 |
| Flow Control | Microprocessor-regulated constant-flow sampling with integrated pressure/temperature/flow sensors |
| Data Storage | 100 sampling sessions with power-loss recovery |
| Pump Type | Brushless DC fan |
| Cut-off Options | Optional certified PM₁₀ and PM₂.₅ impactor heads (NIST-traceable calibration certificates provided) |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | KHK650W |
| Pricing | Available upon Request |
| Brand | Huayun |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | GXH-3010/3011AE |
| Instrument Type | Portable |
| Detection Target | Multi-component |
| Minimum Range | 0–50 ppm |
| Repeatability | ≤1% F.S. |
| Resolution | 0.1 ppm |
| Response Time | ≤30 s |
| Zero Drift | ≤±2% F.S./4 h |
| Span Drift | ≤±2% F.S./4 h |
| Linearity Error | ≤±2% F.S. |
| Measurement Principle | Non-Dispersive Infrared (NDIR) |
| Sampling Method | Built-in Pump-aspiration |
| Flow Rate | 0.5–1.2 L/min |
| Power Supply | AC 220 V (±10%) or Rechargeable Battery |
| Dimensions | 260 × 210 × 90 mm |
| Weight | ≤3.5 kg |
| Brand | Huayun |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | GXH-3010/3011BF |
| Instrument Type | Portable |
| Detection Target | Multi-component |
| Minimum Range | (0–50.0) × 10⁻⁶ CO, 0–0.500% CO₂ |
| Repeatability | ≤1% FS |
| Resolution | 0.1 × 10⁻⁶ CO |
| Response Time | CO: t₀–t₉₀ ≤45 s |
| CO₂ | t₀–t₉₀ ≤15 s |
| Zero Drift | ≤±2% FS/h |
| Span Drift | ≤±2% FS/3 h |
| Linearity Error | ≤±2% FS |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GXH-3010/3011BF |
| Instrument Type | Portable |
| Detection Target | Multi-component (CO & CO₂) |
| Minimum Range | CO: 0–50 ppm |
| CO₂ | 0–0.500% |
| Repeatability | ≤1% F.S. |
| Resolution | CO: 0.1 ppm |
| CO₂ | 0.001% |
| Response Time | ≤15 s (CO₂), ≤45 s (CO) |
| Zero Drift | ≤±2% F.S./4 h |
| Span Drift | ≤±2% F.S./4 h |
| Linearity Error | ≤±2% F.S. |
| Operating Temperature Range | 10–45 °C |
| Flow Rate | 0.5–1.2 L/min |
| Data Storage Capacity | Up to 5000 records |
| Interface | USB with proprietary data transfer software |
| Power Supply | AC 220 V (±10%) or rechargeable internal battery |
| Dimensions | 270 × 230 × 90 mm |
| Weight | ≤3.5 kg |
| Brand | Huayun |
|---|---|
| Model | GXH-3010D |
| Type | NDIR-based Fixed Gas Analyzer |
| Measurement Principle | Gas Filter Correlation (GFC) Infrared Spectroscopy |
| Measurands | CO, CO₂, Hydrocarbons (HC) |
| Range | 0–100% vol (user-selectable sub-ranges) |
| Repeatability | ≤1% FS |
| Warm-up Time | ≤30 min |
| Response Time (T90) | ≤10 s |
| Output | 4–20 mA analog + RS-232/RS-485 digital interface |
| Temperature Control | Internal thermostatic stabilization |
| Compliance | JJG 635–1999, GB/T 18204.24–2000 |
| Enclosure | Customizable compact chassis (standard or application-specific rackmount) |
| Brand | Huayun |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | GXH-3010F |
| Instrument Type | Portable |
| Detection Target | Single-component gas |
| Measurement Range | 0–0.500% CO₂ (customizable up to 0–20.00%) |
| Repeatability | ≤1% FS |
| Resolution | 0.001% CO₂ |
| Response Time | t₀–t₉₀ ≤15 s |
| Zero Drift | ≤±2% FS/h |
| Span Drift | ≤±2% FS/3 h |
| Linearity Error | ≤±2% FS |
| Temperature Effect | ≤±2% FS/10°C (10–45°C) |
| CO Interference | ≤±0.3% FS at 1250 mg/m³ CO |
| Power Supply | AC 220 V (±10%) or internal rechargeable battery |
| Dimensions | 255 × 215 × 92 mm |
| Weight | ≤3.2 kg |
| Brand | Huayun |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GXH-3010H (with One-Touch Zero Calibration) |
| Instrument Type | Portable |
| Detection Target | Single-Component Gas |
| Measurement Range | 0–0.500% CO₂ (expandable to 0–1.000%) |
| Repeatability | ≤1% of Full Scale |
| Resolution | 0.001% |
| Response Time (t₀–t₉₀) | ≤15 s |
| Zero Drift | ≤±2% FS/h |
| Span Drift | ≤±2% FS/3 h |
| Linearity Error | ≤±2% FS |
| Sampling Method | Integrated Pump-Aspiration |
| Flow Rate | 0.5–1.0 L/min |
| Warm-up Time | ≤10 min |
| Operating Temperature | 10–45 °C |
| CO Interference | ≤±0.3% FS at 1250 mg/m³ CO |
| Power Supply | AC 220 V (±10%) or Rechargeable Li-ion Battery |
| Dimensions | 200 × 95 × 35 mm |
| Weight | ≤500 g |
| Compliance | GB/T 18204.2–2014, GBZ/T 300.37–2017, JJG 635–2011 |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GXH-3010H (Latest Version) |
| Instrument Type | Portable |
| Detection Target | Single-component (CO₂) |
| Measurement Range | 0–0.500% CO₂ (v/v) |
| Repeatability | ≤1% FS |
| Resolution | 0.001% CO₂ |
| Response Time (t₀–t₉₀) | ≤15 s |
| Zero Drift | ≤±2% FS/h |
| Span Drift | ≤±2% FS/3 h |
| Linearity Error | ≤±2% FS |
| Operating Temperature Range | 10–45 °C |
| CO Interference Tolerance | ≤±0.3% FS at 1250 mg/m³ CO |
| Warm-up Time | ≤10 min |
| Sample Flow Rate | 0.5–1.0 L/min |
| Power Supply | Rechargeable Li-ion battery + AC adapter (220 VAC ±10%) |
| Dimensions | 200 × 95 × 35 mm |
| Weight | ≤500 g |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | GXH-3011 (4U) |
| Measurement Principle | Non-Dispersive Infrared (NDIR) |
| Target Gases | NO, CO, CO₂, O₂ (configurable per unit) |
| Measurement Ranges | NO: (0–500) to (0–5000) ppm |
| CO | 0–0.500% vol |
| CO₂ | 0–0.500% vol |
| Linearity Error | ≤ ±2% F.S. |
| Repeatability | ≤ 1% F.S. |
| Zero Drift | ≤ ±2% F.S. / 72 h |
| Span Drift | ≤ ±2% F.S. / 72 h |
| Response Time (t₀–t₉₀) | ≤ 15 s |
| Output Signal | 4–20 mA (max 3 isolated channels, load ≤ 500 Ω) |
| Power Consumption | ≤ 120 W |
| Supply Voltage | 220 VAC ±10%, 50 Hz ±10% |
| Enclosure | 19″ 4U rack-mount chassis (360 mm H × 482.6 mm W × 300 mm D) |
| Weight | ≤ 10 kg |
| Operating Temperature | 5–45 °C (non-condensing, no direct sunlight) |
| Relative Humidity | ≤ 80% RH |
| Ambient Airflow | ≤ 0.5 m/s |
| Installation | Horizontal mounting only |
| Electrical Isolation | Dedicated circuit recommended—avoid shared supply with inductive loads (e.g., large motors, RF furnaces) |
| Brand | Huayun |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GXH-3011A1 |
| Instrument Type | Portable |
| Detection Target | Single-component (CO) |
| Measurement Range | 0–50 ppm |
| Resolution | 0.1 ppm |
| Repeatability | ≤1% F.S. |
| Response Time | ≤60 s (t₀–t₉₀ ≤45 s) |
| Zero Drift | ≤±2% F.S./3 h |
| Span Drift | ≤±2% F.S./h |
| Linearity Error | ≤±2% F.S. |
| Power Supply | AC 220 V (±10%) or rechargeable Li-ion battery |
| Dimensions | 245 × 190 × 85 mm |
| Weight | ≤3 kg |
| Data Storage | Up to 5,000 records |
| Interface | USB with dedicated data transfer software |
| Preheat Time | ≤30 min |
| Flow Rate | 0.5–1.0 L/min |
| Brand | Huayun |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | GXH-3011B |
| Instrument Type | Portable |
| Detection Target | Single-component gas (CO) |
| Minimum Measurement Range | (0–50.0) × 10⁻⁶ (v/v) |
| Repeatability | ≤1% of full scale |
| Resolution | 0.1 × 10⁻⁶ (v/v) |
| Response Time | t₀–t₉₀ ≤ 45 s |
| Zero Drift | ≤±2% of full scale per hour |
| Span Drift | ≤±2% of full scale per 3 hours |
| Linearity Error | ≤±2% of full scale |
| Warm-up Time | ≤30 min |
| Flow Rate | 0.5–1.0 L/min |
| Data Storage Capacity | Up to 30,000 records |
| Power Supply | AC 220 V (±10%) or rechargeable internal Li-ion battery |
| Dimensions | 255 × 215 × 92 mm |
| Weight | ≤3.9 kg |
| Brand | Huayun |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | GXH-3011N |
| Instrument Type | Online |
| Detection Target | Single-component |
| Minimum Range | CO (0–500) × 10⁻⁶ |
| Repeatability | ≤ ±1% FS |
| Resolution | ≤ ±1% FS |
| Response Time | t₀–t₉₀ ≤ 30 s (from sample gas entry) |
| Zero Drift | ≤ ±2% FS / 72 h |
| Span Drift | ≤ ±2% FS / 72 h |
| Linearity Error | ≤ ±2% FS |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HY-400 (New) |
| Price | USD 5,600 (FOB Beijing) |
| Temperature Control Accuracy | ±0.1 °C |
| Setpoint Range | –20 °C to +10 °C (factory default: 4 °C) |
| Dimensions (W×H×D) | 484 × 178 × 320 mm |
| Gas Path Material | PTFE-lined stainless steel |
| Cooling Method | Staged refrigeration + condensate aggregation |
| Mounting | Panel-mount (19″ rack compatible) |
| Liquid Level Alarm Output | Dry contact relay (NO/NC configurable) |
| Integrated Pump Mounting | Yes (for sampling pump & peristaltic drain pump) |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Region Category | Domestic (China) |
| Model | HY-4000 |
| Price | USD 4,200 (FOB Beijing) |
| Gas Mixing Ratio Range | 0.1–99.9% of source gas |
| Output Flow Rate | 600 mL/min |
| Mixing Accuracy | ±1% |
| Linearity Error | ±1% |
| Repeatability | ±1% |
| Response Time | ≤5 s |
| Output Pressure | 34 kPa |
| Operating Temperature | 0–50 °C |
| Dimensions | 240 × 300 × 120 mm |
| Weight | 1.8 kg |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | GXH-3010E1 |
| Instrument Type | Portable |
| Detection Target | Single-component (CO₂) |
| Measurement Range | 0–0.500% (v/v) |
| Repeatability | ≤1.0% FS |
| Resolution | 10 ppm |
| Response Time (t₀–t₉₀) | ≤30 s |
| Zero Drift | ≤±2% FS/h |
| Span Drift | ≤±2% FS/3 h |
| Linearity Error | ≤±2% FS |
| Power Supply | AC 220 V (±10%) or rechargeable Li-ion battery |
| Dimensions | 210 × 165 × 85 mm |
| Weight | ≤2.0 kg |
| Data Storage Capacity | Up to 5000 records |
| Interface | USB with proprietary data transfer software |
| Preheat Time | ≤10 min |
| Flow Rate | 0.5–1.0 L/min |
| CO Interference | ≤±0.3% FS at 1250 mg/m³ CO |
| Temperature Effect | ≤±2% FS per 10°C (10–45°C) |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Type | Online Analyzer |
| Measurement Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Response Time | T₀–T₉₀ ≤ 15 s (from sample gas entry) |
| Repeatability | ≤ ±1% FS for CO, CO₂, CH₄, NO, SO₂, NH₃ |
| Linearity Error | ≤ ±2% FS |
| Zero Drift | ≤ ±2% FS / 72 h |
| Span Drift | ≤ ±2% FS / 72 h |
| Measurement Ranges | CO (0–500 ppm), CO₂ (0–500 ppm), CH₄ (0–1000 ppm), configurable up to 0–100.0% vol |
| Output Signal | 4–20 mA analog |
| Power Supply | 220 VAC ±10%, 50 Hz ±10% |
| Dimensions | 436 × 426 × 133 mm (L×W×H, excluding protrusions) |
| Weight | ≤10 kg |
| Operating Temperature | 5–45 °C |
| Relative Humidity | ≤80% RH (non-condensing) |
| Environmental Requirements | Non-corrosive atmosphere, airflow ≤0.5 m/s, horizontal mounting, vibration-free installation |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Type | Online Fixed-Mount Analyzer |
| Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Response Time | T₀–T₉₀ ≤ 15 s (from sample gas entry) |
| Repeatability | ≤ ±1% FS for CO, CO₂, CH₄ |
| Linearity Error | ≤ ±2% FS |
| Zero Drift | ≤ ±2% FS / 72 h |
| Span Drift | ≤ ±2% FS / 72 h |
| Measurement Ranges | CO (0–500) ppm, CO₂ (0–500) ppm, CH₄ (0–1000) ppm |
| Output Signal | 4–20 mA analog |
| Power Supply | 220 VAC ±10%, 50 Hz ±10% |
| Dimensions | 436 × 426 × 133 mm (L×W×H, excluding protrusions) |
| Weight | ≤10 kg |
| Operating Temperature | 5–45 °C |
| Relative Humidity | ≤80% RH (non-condensing) |
| Environmental Requirements | Non-corrosive atmosphere, airflow ≤0.5 m/s, vibration-free horizontal mounting |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Model | HY-3000 |
| Instrument Type | Continuous Emission Monitoring System (CEMS) |
| Measurement Repeatability | <1% |
| Response Time | 30 s |
| Measured Gases | CO, CO₂, CH₄, O₂ |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | HY-3000 |
| Instrument Type | Online Fixed-Mount System |
| Target Analyte | Single-Component Gas |
| Measurement Range (Minimum) | 0–50 ppm |
| Repeatability | ≤1% F.S. |
| Resolution | 0.1 ppm |
| Response Time | ≤60 s |
| Zero Drift | ≤±5% F.S. |
| Span Drift | ≤±1% F.S. |
| Linearity Error | ≤±2% F.S. |
| Brand | Huayun Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HY-400 |
| Price | USD 5,600 (FOB Beijing) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (PRC) |
| Model | HY-3000 |
| Instrument Type | Online Continuous Emission Monitoring System (CEMS) |
| Target Gases | CO, CO₂, CH₄, O₂, SO₂, H₂ |
| Response Time | ≤30 s |
| Zero Drift | ±2% FS / 48 h |
| Span Drift | ±2% FS / 48 h |
| Linearity Error | ±2% FS |
| O₂ Range Options | 0–2% or 0–25% vol |
| H₂ Range Options | 0–5% or 0–100% vol |
| CO Range | 0–5000 ppm (expandable) |
| CO₂/CH₄/SO₂ Ranges | 0–500 ppm / 0–500 ppm / 0–2000 ppm (all expandable) |