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| Detection Principle | High-Sensitivity Indium Oxide-Based Heated Semiconductor Sensor |
|---|---|
| Display | 64×128 Dot-Matrix LCD |
| Measurement Modes | Real-Time Monitoring / Batch Sampling |
| Odor Intensity Range | 0–40 (Odor Unit Scale) |
| Odor Level Range | 0–2000 (Arbitrary Unit Scale) |
| Data Storage Capacity | Up to 8,188 points (Monitoring Mode), Up to 4,095 points (Batch Mode) |
| Operating Environment | 0°C–40°C, 30–80% RH |
| Power Supply | 4 × AA Alkaline Batteries (≈8 h operation) or Optional AC Adapter |
| Dimensions & Weight | 84 × 275 × 40 mm, ≈640 g (incl. batteries) |
| Analog Output | 0–200 mV DC (scalable to either 0–2000 or 0–40 scale) |
| Communication Interface | RS-232C with Dedicated PC Software |
| Accessories Included | Activated Carbon Filter, Exhaust Filter, Suction Kit, Metal Cap for Tubing, AC Adapter, Carrying Case, Connectorized Output Cable, Odor Analysis Software Suite, 4 × AA Batteries, 1 × PTFE Sampling Tube, 20 × Filter Cloths, 2 × Activated Carbon Packs |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | CD4(A) |
| Price | Upon Request |
| Gas Detection Capabilities | O₂, NH₃, NO, H₂ |
| Detection Principle | Potentiostatic Electrolytic Sensors |
| Measurement Ranges | NO (0–250 ppm), O₂ (0.0–30.0 %vol), H₂ (0–1000 ppm), NH₃ (0.0–100 ppm) |
| Accuracy | NO (±10% of true value, 0–250 ppm), O₂ (±5% vol for 0.0–5.0%, ±3% FS for >5.0–30.0%), H₂ (±4 ppm for 0–100 ppm |
| Alarm Accuracy | NO (±1 ppm at 10 ppm setpoint), O₂ (±0.3% vol at 15.0% vol setpoint), H₂ (±1 ppm at 50 ppm setpoint), NH₃ (±1 ppm at 10 ppm setpoint) |
| Response Time (200 mL/min flow) | O₂ ≤35 s, NO ≤45 s, NH₃ ≤60 s, H₂ ≤60 s |
| Audible Alarm Level | ≥75 dB(A) at 1 m |
| Visual Alarm Visibility | ≥20 m in darkness |
| Battery Life | >10 h continuous operation |
| Dimensions & Weight | 135 × 60 × 20 mm / 200 g |
| Power Supply | Rechargeable Li-ion, nominal 7.2 V, max open-circuit voltage 8.0 V, max short-circuit current 2.5 A, operating current ≤120 mA |
| Ingress Protection | IP55 |
| Explosion Protection | Exib I Mb |
| Operating Temperature | −20 to +55 °C |
| Operating Humidity | 0–95% RH (non-condensing) |
| Housing Material | Antistatic ABS + PC soft-touch overmold |
| Sensor Lifespan | >2 years (O₂, NH₃, NO, H₂) |
| Certifications | MA (Mine Safety Mark), CNEx explosion-proof certification, third-party calibration and verification reports |
| Optional Features | Configurable data logging interval, USB interface for data download and report generation |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | CD4(B) |
| Pricing | Available Upon Request |
| Detection Gases | CO₂, CO, H₂S, SO₂ |
| Detection Principles | Non-Dispersive Infrared (NDIR) for CO₂ |
| Measurement Ranges | CO: 0–1000 ppm |
| SO₂ | 0.0–100.0 ppm |
| H₂S | 0.0–100.0 ppm |
| CO₂ | 0.00–5.00% vol |
| Accuracy | CO: ±2 ppm (0–20 ppm), ±4 ppm (20–100 ppm), ±5% FS (100–500 ppm), ±6% FS (500–1000 ppm) |
| SO₂ | ±5.0 ppm (0–50 ppm), ±10% FS (50–100 ppm) |
| H₂S | ±3 ppm (0–49 ppm), ±10% FS (50–100 ppm) |
| CO₂ | ±0.10% (0–0.50%), ±(0.05% + 5% of reading) (0.50–5.00%) |
| Alarm Accuracy | CO: ±1 ppm at 25 ppm |
| SO₂ | ±0.2 ppm at 10 ppm |
| H₂S | ±1 ppm at 10 ppm |
| CO₂ | ±0.05% at 1.00% |
| Response Time (200 mL/min) | ≤45 s (CO, SO₂, H₂S), ≤60 s (CO₂) |
| Audible Alarm | ≥75 dB(A) at 1 m |
| Visual Alarm | Blue LED strobe visible ≥20 m in darkness |
| Vibration Alert | Integrated haptic feedback |
| Display | 2.4″ TFT color LCD with bilingual (English/Chinese) UI |
| Data Logging | Optional internal storage with configurable interval |
| Interface | USB 2.0 for data export and firmware update |
| Battery | Rechargeable Li-ion, 7.2 V nominal, ≤120 mA avg. current draw |
| Runtime | >10 h continuous operation |
| Enclosure | ABS+PC dual-material impact- and ESD-resistant housing |
| Dimensions & Weight | 135 × 60 × 20 mm / 200 g |
| Environmental Rating | IP55 |
| Hazardous Area Certification | Exib I Mb (for use in coal mine methane environments) |
| Operating Temp. | −20 °C to +55 °C |
| Operating Humidity | 0–95% RH non-condensing |
| Sensor Lifespan | CO₂: >5 years |
| CO/H₂S/SO₂ | >2 years each |
| Regulatory Compliance | MA (Mine Safety Mark), CNEx explosion-proof certification, CNAS-accredited test reports |
| Origin | Japan |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | XP-329m |
| Pricing | Available Upon Request |
| Origin | Japan |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | XP-3180 |
| Pricing | Upon Request |
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