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| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HBD5-OPA4110TP |
| Measurement Principle | Optical Light Scattering (Nephelometric) |
| Range Options | 0.003–33 mg/m³ (100×), 0.03–330 mg/m³ (10×), 0.8–32,000 g/m³ (X), or 15×0.02–166 g/m³ (15×) |
| Accuracy | ±2% or ±0.8 g/m³ (water fog reference), whichever is greater |
| Calibration | Dual-point 2KS calibration |
| Response Time | ≤1 s |
| Operating Temperature | 0–70 °C |
| Power Supply | NiCd ×8 battery pack (1 h continuous operation) |
| Dimensions (Meter) | 98 × 150 × 30 mm |
| Sensor Dimensions | Ø24 × 360 mm |
| Weight | 0.7 kg |
| Display | 16×2 LCD with backlight |
| Data Logging | 24 records per calibration table (up to 8 tables) |
| Communication | RS-232 / RS-485 serial interface |
| Compliance | Designed for field-deployable environmental and industrial aerosol monitoring per ISO 7706 (airborne oil mist), ASTM D6340 (aerosol mass concentration), and EPA Method 9031 (nephelometric turbidity correlation) |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Model | wAir2000SR-5s01 (CO, CO₂, NH₃, Toxic Gas, O₂) |
| Detection Parameters | CO (0.1–500/1000 ppm), CO₂ (0–1/5 %v/v), NH₃ (0.1–100 ppm), Toxic Gas (0.1–1000 ppm), O₂ (0–30 %v/v) |
| Temperature Range | −40 to +100 °C |
| Humidity Range | 0–99 %RH |
| Accuracy | ±2% R (CO, O₂), ±1% R (CO₂), ±10% R (NH₃), ±5% R (Tox) |
| Repeatability | Specified per gas |
| Display | 4×16 Character LCD |
| Communication | RS232/RS485 Dual-Mode Serial Interface |
| Power Supply | 220 V AC, <10 W |
| Enclosure Rating | NEMA 4 / IP56 |
| Dimensions | 300 × 500 × 250 mm (W×H×D) |
| Data Logging | 24 Groups (Non-Volatile Memory) |
| Warm-up Time | 3–5 min |
| Mounting | Wall-Mounted Fixed Installation |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HBD5ms2100 sMS |
| Water Activity Range | 0.000–1.000 aw |
| Accuracy | ±0.015 aw |
| Repeatability | ±0.005 aw |
| Resolution | 0.001 aw |
| Moisture Content Range | 0.0–100.0% (w/w) |
| Moisture Accuracy | ±2.0% abs |
| Moisture Repeatability | ±0.5% abs |
| Moisture Resolution | 0.1% |
| Operating Temperature | −20 to +85 °C (moisture extension up to 200 °C) |
| Environmental Operating Range | −10 to +60 °C, 0–99% RH |
| Test Modes | Rapid, Pre-cut, Equilibrium |
| Typical Rapid Test Time | 3–5 min |
| Power Supply | Rechargeable NiCd battery (HBD5 variant), 24 h continuous operation, 1 week standby |
| Intrinsic Safety Rating | Ia, suitable for Class 1, Groups A/B/C/D and Class 2, Groups E/F/G hazardous locations |
| Enclosure Rating | NEMA 2 |
| Data Storage | Non-volatile memory (2 MB), power-loss protected |
| Communication Interface | RS-232 / RS-485 |
| Sensor Architecture | Polymer-based capacitive humidity sensor with integrated temperature compensation |
| Calibration | Factory-calibrated |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | HBD4-MS1204Dip |
| Price Range | USD 1,400–4,200 |
| Measurement Principle | High-Frequency Capacitance Sensing (1–10 MHz) |
| Range | 0.01–100.0% w/w moisture |
| Repeatability | ±0.5% FS |
| Accuracy | ±2.0% FS |
| Response Time | <100 ms (electrical), <15 s (full system stabilization at 25 °C) |
| Sample Temp. | −40 to +85 °C |
| Max. Process Pressure | <0.3 MPa |
| Ambient Temp. | −10 to +60 °C |
| Power Supply | Rechargeable 9 V NiCd battery (HBD5), 4 h continuous operation, 1 week standby |
| Total Power Consumption | <150 mW |
| Explosion Protection | Ex d ia IIC T5 (IEC 60079-0, -1, -11) |
| Output Interface | RS232 & RS485 (STIMcom default |
| Enclosure Rating | NEMA 2 |
| Sensor Dimensions | Ø24 × 240 mm (customizable) |
| Probe Mounting | 1″ NPT or ZG1″ thread |
| Instrument Dimensions | 98 × 32 × 185 mm |
| Weight | <0.7 kg |
| Long-Term Stability | ±1% over 5 years |
| Compliance | ASTM D6304, ISO 8533, IEC 61000-6-2/6-4 (EMC), RoHS |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | T-BD5-MS1200 |
| Price | Upon Request |
| Measurement Principle | Microwave Attenuation at 100 MHz |
| Range | 0.5–100 vol% |
| Accuracy | ±1–5% FS |
| Resolution | <0.01 vol% |
| Sensor Operating Temp. | −10 to 80 °C |
| Max. Process Pressure | 1.6 MPa |
| Output | 4–20 mA (linear) |
| Power Supply | DC 12–24 V |
| Power Consumption | <1.40 W (typ. <0.5 W) |
| Enclosure Rating | IP65 |
| Explosion Protection | Ex d ia IIC T5 |
| Installation Options | NPT 1", DN50 flange, tri-clamp |
| Insertion Depth | 60–230 mm (customizable) |
| Wetted Materials | PTFE, SS304, SS316 |
| Compliance | Designed for GLP/GMP-aligned process monitoring environments |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | pAir2000-EFF-D |
| Instrument Type | Portable |
| Detection Principles | Electrochemical, Metal Oxide Semiconductor (MOS), Photoionization Detector (PID), Non-Dispersive Infrared (NDIR), UV-Vis Spectrophotometry |
| Accuracy | ±1–2% of reading |
| Flow Rate | 0.1 L/min |
| Response Time (T90) | <3 minutes |
| Operating Temperature | −10 °C to +60 °C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Power Supply | 12 V rechargeable battery |
| Dimensions | 400 × 300 × 200 mm |
| Weight | 4.5 kg |
| Sensor Resolution | 0.1% FS |
| Long-Term Stability | ±10% per year |
| Display | 4×16-character LCD |
| Communication Interfaces | RS232 / RS485 |
| Calibration Options | Single-point inert gas zeroing, dual-standard (DKA) calibration with certified reference gases or traceable surrogates |
| Cross-Interference Compensation | Neural network-based multi-gas interference correction algorithm |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | TBD5 DS1390 |
| Output Signal | 4–20 mA (configurable linear or control mode) |
| Communication Interfaces | RS232, RS485 (selectable baud rate), IEEE 1451.1 NCAP compliant |
| Enclosure Rating | NEMA 6P / NEMA 7 / NEMA 8 / NEMA 9 / IP67 |
| Explosion Protection | Intrinsic Safety (Ia), Class I Div 1 Groups A/B/C/D |
| Operating Temperature | −40 to +85 °C (max 125 °C transient) |
| Storage Temperature | −51 to +125 °C |
| Humidity Range | 0–95% RH (non-condensing) |
| Power Supply | 12/24 V DC ±20%, <100 mW total consumption |
| Repeatability | ±0.02% FS |
| Accuracy | <±1.0% of full scale |
| Response Time | <100 ms |
| Long-Term Stability | ±1% FS per year |
| Wetted Materials | 316SS or 304 stainless steel |
| Measuring Principle | Dual-point differential pressure (ΔP) with temperature-compensated density calculation |
| Probe Immersion Length Options | 30 cm, 60 cm, or 30 cm (model-dependent) |
| Max Working Pressure | 0.0345–0.21 MPa (model-dependent) |
| Display Interface | Built-in 2×16 character LCD driver with external keypad (no PC required) |
| Data Logging | Configurable intervals (hourly,定点, daily, monthly, quarterly, annual) |
| Temperature Compensation | Embedded real-time thermal correction algorithm |
| Digital Outputs | 2 × open-collector 5 V switches |
| Real-Time Clock | Integrated |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Type | Portable |
| Detection Principle | Multi-sensor Fusion (Electrochemical, PID, NDIR, Catalytic Combustion, Semiconductor, Metal Oxide) |
| Accuracy | ±1–2% of reading (typ.) |
| Flow Rate | 0.1 L/min |
| Response Time | <1 min (T90) |
| Operating Temperature | −10 °C to +60 °C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Dimensions | 400 × 300 × 200 mm |
| Weight | 4.5 kg |
| Power Supply | Rechargeable 12 V battery |
| Sensor Channels | Configurable from 4 to 23 gas-specific sensors |
| Compliance | Designed per GB 14554–1993 “Emission Standard of Odorous Pollutants” |
| Data Interface | RS232 / RS485 |
| Calibration | Dual-standard (DKA) and single-point inert gas zeroing |
| Cross-interference Compensation | Neural network-based real-time correction algorithm |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Bigdipper Instruments Co., Ltd. |
| Model | T-BD5 MS1204p |
| Measurement Principle | Microwave attenuation (MS1204 sensor technology) |
| Operating Temperature | 100–350 °C |
| Pressure Rating | 1.6–4.0 MPa |
| Water Content Range | 0.02–101% w/w |
| Resolution | 0.02–0.1% |
| Repeatability | ±0.05% to ±1.0% FS |
| Output | 4–20 mA analog, RS232/RS485, Modbus RTU, IEEE 1451.2 STIM |
| Enclosure Rating | NEMA 7/8/9 |
| Intrinsic Safety | Ex ia IICT6 |
| Flameproof Protection | Ex d ia IIC T5 |
| Wetted Materials | 1Cr18Ni9Ti stainless steel, polyimide |
| Installation Options | Threaded (ZG1", NPT), flanged, clamp-type, bypass |
| Flow Orientation | Counter-flow (frontal insertion) |
| Sensor Geometry | Insertion-type probe with optimized electromagnetic field distribution |
| Compliance | ASTM D4006, ISO 9001, GB/T 11141-2014, ATEX Directive 2014/34/EU (via third-party certification), IEC 60079-0/-11/-14, FDA 21 CFR Part 11 (data integrity support via audit trail in BD5xCMD firmware) |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Bigdipper Instruments Co., Ltd. |
| Model | pAir2000-EFF-A1 |
| Instrument Type | Portable |
| Detection Principle | Multi-sensor array (electrochemical, metal oxide semiconductor, photoionization detection/PID) |
| Accuracy | ±1% of reading |
| Response Time | < 10 ms |
| Operating Temperature | -10°C to 60°C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Gas Measurement Range | NH₃ (0.5–200 ppm), H₂S (0.3–100 ppm), ODU (0–10,000, unitless) |
| Resolution | 0.01 ppm (NH₃, H₂S), 0.1% FS (full scale) |
| Long-term Stability | ±10% per year |
| Power Supply | 12 V rechargeable battery |
| Dimensions | 400 × 300 × 200 mm |
| Weight | 4.5 kg |
| Compliance | NY/T 388–1999 (China Agricultural Standard for Odor Concentration Determination) |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | HBD5-Turb4210_90D |
| Price Range | USD 1,400–2,800 |
| Type | Portable |
| Measurement Range | 0–2000 FNU |
| Resolution | 1.0 FNU |
| Operating Temperature | −30 °C to +70 °C |
| Accuracy | ±2.0% of reading |
| Detection Principle | 90° Nephelometric Scattering (ISO 7027-compliant) |
| Display | 2×16 LCD |
| Keypad | 4×5 membrane keypad |
| Response Time | <1 ms |
| Power Supply | Rechargeable 9 V battery or external DC 9 V adapter |
| Battery Life | >10 hours continuous operation |
| Dimensions (H×W×D) | 180 mm × 98 mm × 35 mm |
| IP Rating | IP68 (fully submersible sensor probe) |
| Probe Interface | ZG1″ (BSPP) threaded fitting for in-line pipe insertion |
| Sample Compatibility | Clear to moderately turbid aqueous samples |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | T-BD5IMD+MS1204pcR0.01-10T120 P1.6 |
| Operating Pressure | 1.6 MPa (standard) |
| Temperature Range | -40°C to +100°C |
| Moisture Range | 0–100.0% w/w |
| Accuracy | ≤0.1% FS |
| Repeatability | ±0.1% FS |
| Resolution | 0.01% |
| Insertion Depth | 240 mm (standard, customizable) |
| Enclosure Rating | IP56 / NEMA 4X |
| Explosion Protection | Ex ia IIC T4 Ga |
| Wetted Materials | 1Cr18Ni9Ti (AISI 321 stainless steel) |
| Power Supply | 9–24 V DC @ 100 mA |
| Output Signal | 4–20 mA (configurable, full-scale) |
| Total Length | <700 mm |
| Weight | 2.5–5 kg |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Bigdipper Industrial Chemistry Research Institute |
| Model | HBD5-MS2100 sWA |
| Measurement Range | 0.003–0.999 a<sub>w</sub> |
| Accuracy | ±0.003 a<sub>w</sub> (at <0.1°C ambient) |
| Repeatability | ±0.015 a<sub>w</sub> (at <±0.3°C ambient) |
| Resolution | 0.001 a<sub>w</sub> |
| Sensor Type | Imported high-precision ERH sensor |
| Sample Chamber Diameter | 48 mm |
| Host Dimensions | 180 × 70 × 50 mm |
| Host Weight | 0.4 kg |
| Power Supply | Rechargeable Ni-Cd battery (2 h continuous operation, 1 week standby) or 220 V AC adapter |
| Operating Environment | 0–50°C, 0–85% RH |
| Compliance | GB/T 34790–2017 |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Model | T-BD5-EMC1204 |
| Operating Temperature | -10°C to 40°C |
| Storage Temperature | -41°C to 71°C |
| Supply Voltage | DC 24 V |
| Output Signal | 4–20 mA |
| Response Time | <10 ms |
| Thread Interface | G1" (external) |
| Accuracy | ±0.5%–1.5% FS |
| IP Rating | IP65 |
| Intrinsically Safe Design | Ex ia IIC T6 |
| Hazardous Area Classification | Class I, Groups A/B/C/D |
| Contact Materials | 304 Stainless Steel + PTFE |
| Communication | RS232 / RS485 / IEEE 1451.2 STIM / Modbus RTU |
| Transmitter Options | BD5xCD (with local display) or BD5xC (no display) |
| Typical Measurands | Water-in-oil, oil-in-water, polymer solutions, emulsions, slurries, pulp suspensions, solvents, pharmaceutical intermediates |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | WBD5-CWA-MG02 |
| Detection Principle | Electrochemical & Metal Oxide Semiconductor (MOS) Sensor Array |
| Target Analytes | Organophosphorus agents (GA, GB, GD, GF, VX, VR, etc.), Mustard gas (HD), Lewisite (L), Blister agents (HN-1, HN-2, HN-3), Blood agents (HCN, CK), Nerve agents (G-series, V-series), Riot control agents (CN, CS, CR, DM, CN-PS), and common industrial toxics (Cl₂, H₂S, CO, CH₄, gasoline vapors) |
| Detection Range | 0.02–100 ppm (agent-specific) |
| Response Time | <10 ms |
| Accuracy | ≤±5% FS (toxic agents), ≤±0.5% (O₂) |
| Repeatability | ≤1% FS |
| Output Signal | 4–20 mA / 0–20 mA |
| Operating Voltage | 12–24 VDC (sensor module) |
| Environmental Operating Range | –20 °C to +40 °C, 0–95% RH, 86–106 kPa |
| Enclosure Rating | Ex ia IICT6 Gb (Intrinsically Safe for Zone 0/1 hazardous areas) |
| Weight | ≤5 kg |
| Continuous Operation | 24/7 |
| Sensor Lifetime | 12–24 months (12-month warranty against manufacturing defects) |
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