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| Brand | Beijing Hangfeng |
|---|---|
| Origin | Beijing, China |
| Instrument Type | Optical Particle Counter (Light Obscuration Principle) |
| Model | KLD-T |
| Sample Compatibility | Hydraulic oil, lubricating oil, transformer oil (insulating oil), turbine oil (steam turbine oil), gear oil, engine oil, aviation kerosene, organic solvents, polymer solutions |
| Detection Principle | Light obscuration (optical blockage) with custom-designed flow cell and precision optical assembly |
| Sampling Method | Dual-mode pressure control (positive/negative pressure chamber for degassing and high-viscosity fluid handling) |
| User Interface | Built-in bilingual toggle (Chinese/English) |
| Data Storage | Onboard memory for traceable measurement records |
| Connectivity | RS-232 serial interface and Bluetooth 4.0 for host PC communication |
| Calibration & Standards | User-configurable particle size channels |
| Regulatory Context | Designed to support GLP-compliant workflows |
| Brand | Beijing Hangfeng |
|---|---|
| Origin | Beijing, China |
| Model | HMD-1 |
| Measurement Principle | Oscillating U-tube (Digital Density Determination) |
| Sample Volume | 2 mL |
| Display | Color LCD with backlighted viewing window |
| Power | Rechargeable battery (≥6 h continuous operation) |
| Accuracy | ±0.001 g/cm³ |
| Temperature Control | Peltier-assisted (±0.02 °C stability) |
| Compliance | ISO 12084, ASTM D4052, USP <841> |
| Brand | Beijing Hangfeng |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | DC |
| Instrument Type | Optical Particle Counter |
| Channel Diameter Options | 5 mm / 8 mm / 12 mm / 14 mm / 19 mm / 38 mm |
| Ferrous Particle Detection Ranges | 30–200 µm (micro), 200–300 µm (medium), >300 µm (large) |
| Non-Ferrous Particle Detection Ranges | 150–400 µm (micro), >400 µm (large) |
| Flow Rate Range | 1–10 L/min (DC-5) to 68–680 L/min (DC-38) |
| Operating Temperature | −40 °C to +75 °C (standard) |
| Max Oil Temperature | ≤85 °C (standard) |
| Max System Pressure | <2 MPa (standard) |
| Humidity | <95% RH |
| Power Supply | 18–36 V DC |
| Communication Protocols | CAN 2.0, RS-485, RS-422 |
| Communication Isolation Voltage | 2500 V DC |
| Electrical Isolation Voltage | 1500 V DC |
| Bus Node Capacity | 32 nodes |
| Standby Current | <0.25 A |
| Inrush Current | <1 A |
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