Junfang Lihua
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| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | GXH-1050E |
| Instrument Type | Online Process Analyzer |
| Detection Target | Multi-component Gases |
| Minimum Range | 0–50 ppm |
| Repeatability | ≤1% F.S. |
| Resolution | 0.1 ppm |
| Response Time | ≤60 s |
| Zero Drift | ≤±2% F.S./24 h |
| Span Drift | ≤±2% F.S./24 h |
| Linearity Error | ≤±1% F.S. |
| Power Supply | AC 220 V ±10%, 50 Hz ±5% |
| Output Signal | 4–20 mA analog + RS232 digital interface |
| Operating Humidity | ≤90% RH (non-condensing) |
| Warm-up Time | ≤60 min |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Model | GXH-3051E |
| Instrument Type | Portable |
| Detection Target | Single-component CO |
| Measurement Range | 0–50 ppm |
| Repeatability | ≤1% F.S. |
| Resolution | 0.1 ppm |
| Response Time | ≤30 s |
| Zero Drift | ≤±1% F.S. |
| Span Drift | ≤±1% F.S. |
| Linearity Error | ≤±1% F.S. |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Model | GXH-3051L |
| Instrument Type | Portable |
| Detection Target | Single-component CO |
| Measurement Range | 0–50 ppm |
| Repeatability | ±1% F.S. |
| Resolution | 0.1 ppm |
| Response Time | ≤15 s |
| Zero Drift | ≤±1% F.S./24 h |
| Span Drift | ≤±1% F.S./24 h |
| Linearity Error | ≤±2% F.S. |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Model | GXH-3052E |
| Instrument Type | Portable |
| Detection Target | Single-component CO₂ |
| Measurement Range | 0–1000 ppm |
| Repeatability | ≤1% F.S. |
| Resolution | 1 ppm |
| Response Time | ≤30 s |
| Zero Drift | ≤±1% F.S. |
| Span Drift | ≤±1% F.S. |
| Linearity Error | ≤±1% F.S. |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HXPQX-2020 |
| Price Range | USD 28,000–42,500 |
| Internal Volume | 0.60 m³ |
| Cross-Sectional Dimensions | 400 × 300 mm |
| Tunnel Length (Centerline) | 1850 mm |
| Temperature Range (High Temp Test) | 50–70 °C ±2 °C |
| Temperature Range (Low Temp Test) | 0–−40 °C ±2 °C |
| Humidity Range (Steady-State Damp Heat) | 93 %RH ±3 %RH at 40 °C ±2 °C |
| Air Velocity Range | 0–6.5 m/s ±0.2 m/s |
| Rotational Step | 45° per increment |
| Temp Measurement Accuracy | ±0.5 °C (Resolution ≤0.1 °C) |
| RH Measurement Accuracy | ±0.5 %RH (Resolution ≤0.1 %RH) |
| Air Velocity Measurement | 0.2–10 m/s, ±5 % error (Resolution ≤0.1 m/s) |
| Heating Rate | ≤1 °C/min |
| Cooling Rate | 0.5–1 °C/min |
| Humidification Rate | ≤5 %RH/min |
| Dehumidification Rate | ≤1 °C/min |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Model | JFQ-1150L |
| Measurement Principle | NDIR with optional thermal conductivity, electrochemical, or fluorescence detection modules |
| Gas Channels | Single-channel configurable |
| Measurable Gases | CH₄, C₃H₈, total hydrocarbons (HC), H₂, O₂, H₂S, SO₂, NH₃ (gas-specific module dependent) |
| Range | 0–100% vol (field-configurable) |
| Linearity Error | ≤ ±2% FS |
| Repeatability | ≤ ±1% FS |
| Zero Drift | ≤ ±1% FS / 48 h |
| Span Drift | ≤ ±1% FS / 48 h |
| Warm-up Time | ≤ 60 min |
| Response Time (T₉₀) | ≤ 60 s |
| Operating Humidity | ≤ 90% RH (non-condensing) |
| Power Supply | AC 220 V ±10%, 50 Hz ±5% |
| Output Signal | 4–20 mA analog |
| Enclosure | Rack-mountable embedded chassis with integrated sampling pump |
| Internal Temperature Control | Yes |
| Compliance | Designed to meet GB/T 16157, HJ 75–2017, HJ 76–2017, and ISO 12039 requirements for continuous emission monitoring systems (CEMS) |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Model | JFQ-3150L |
| Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Type | Portable |
| Response Time | ≤30 s |
| Repeatability | ≤±1% FS |
| Zero Drift | ≤±2% FS / 4 h |
| Span Drift | ≤±2% FS / 4 h |
| Linearity | ≤±2% FS |
| Warm-up Time | 15 min |
| Measurable Gases | CO₂, CO, CH₄, SO₂, NO, NO₂, H₂S |
| Measurement Ranges | CO₂ & CO — 0–50 ppm to 0–100% (configurable per application) |
| Compliance | Designed for field-deployable environmental and occupational hygiene monitoring per ISO 12039, ISO 21258, and EPA Method TO-11A guidelines |
| 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 |
| Brand | Junfang Lihua |
|---|---|
| Model | GXH-1052L |
| Origin | Beijing, China |
| Instrument Type | Online Gas Analyzer |
| Measured Gas | CO₂ (single-component) |
| Range | 0–500 ppm (standard), customizable up to 0–100% vol |
| Resolution | 1 ppm |
| Repeatability | ≤ ±1% FS |
| Linearity Error | ≤ ±2% FS |
| Zero Drift | ≤ ±2% FS / 8 h |
| Span Drift | ≤ ±2% FS / 8 h |
| Response Time (T₉₀) | ≤ 60 s |
| Warm-up Time | ≤ 60 min |
| Operating Humidity | ≤ 90% RH (non-condensing) |
| Power Supply | AC 220 V ±10%, 50 Hz ±5% |
| Output Signal | 4–20 mA analog |
| Internal Sampling Pump | Integrated |
| Enclosure Type | Rack-mountable embedded chassis |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | HXPQX-2013 |
| Price Range | USD 42,000 – 70,000 |
| Brand | Junfang Lihua |
|---|---|
| Origin | Beijing, China |
| Model | HXPQX-500 |
| Internal Volume | 500 L |
| Cross-sectional Dimensions | 460 mm × 400 mm |
| Centerline Length of Wind Tunnel | 945 mm |
| Airflow Velocity Range | 0–7 m/s ±0.2 m/s (adjustable via frequency converter) |
| Preset Airflow Setpoints | 0.8, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 6.5 m/s |
| Control Interface | 7-inch TFT touch LCD panel |
| Rotation Capability | 360° continuous |
| Power Consumption | ≤2 kW |
| Supply Voltage | 3N 380 V, 50 Hz |
| External Dimensions | 2094 mm × 568 mm × 1034 mm |
| Exhaust System | Automated gas purging |
| Communication | RS485 / RS232, MODBUS-RTU protocol, multi-channel digital output interfaces |