Changsha Taihe Electronic Equipment Co., Ltd.
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High Quality 4-20ma Liquid Generator Oil Hydraulic Oil Steam Gas Oil Water Pressure Sensor
Description:
The PPM-HLV-3 Sensor adopts MEMS piezoelectric resonance component, with the integration of high accuracy signal sampling and processing unit inside, it can measure density, viscosity and temperature automatically at the same time. Density at 20℃, kinematic viscosity, viscosity index, viscosity at 40℃, viscosity at 100℃, dielectric constant could be measured through it’s calculate program.
Measuring medium: Lubricating oil, hydraulic oil, gasoline, diesel oil, aviation fuel, kerosene, ethanol, printing ink, paint.
Features:
1. Imported probe for real time monitoring online with high accuracy.
2. All stainless steel material adopted, good corrosion resistance and vibration resistance.
3. Quick response, data updating rate less than 1s.
4. Long working life more than 10 years.
5. Small size , easy to install, help to the integration.
Applications:
1. Food processing, Laboratory, Fuel storage and transportation.
2. Oil field, wind power, thermal power;
3. Drilling platform, engineering machinery, truck, Oil filtration system.
4.Printing industry, Medical equipment.
Specifications:
| Measuring parameters | Density(kg/m³), kinetic viscosity(mPa·s), temperature(℃),dielectric constant |
| Measuring parameters(optional) | Kinematic viscosity, viscosity at 40℃, viscosity at 100℃, viscosity index, density at 20℃ |
| Measuring range | Density:0.6 ~ 1.3g/cm³ or 600~1300 kg/m³ Viscosity: 25~400mPa·s(500mm²/s) Temperature: -40~+120 ℃ Dielectric constant:1~6 |
| Accuracy(at 23 ℃) | Density: 0.001g/cm³ or 1 kg/m³ Viscosity: 2% or 0.5mPa·s at most Temperature: 0.3℃ Dielectric constant: ±3% |
| Resolution | Density: 0.0001g/cm³ or 0.1 kg/m³ Viscosity: 0.1mPa·s Temperature: 0.1℃ Dielectric constant: 0.01 |
| Response time | ＜30s(first time), data updating rate 1 time/second |
| Signal output | Digital signal: RS485 MODBUS RTU or RS232 Analog signal: 4~20mA , RL=500Ω (optional) |
| Alarm points | 2 points 250VAC/3A or 30VDC/3A (optional) |
| Power supply | 9~32VDC |
| Power consumption | ＜ 30mA at 24VDC (RS485) |
| Pressure range | ≤ 200 bar |
| Medium temperature | -40~120℃ |
| Ambient temperature | -40~85℃ |
| Storage temperature | -40~80℃ |
| Housing material | SS316 or 304, Hastelloy |
| Dimension | Φ34*90mm |
| Process connection | NESSI, G1/2’’ |
| Weight | 0.36kg |
| Ingress protection | IP66 |
| Sealing material | FKM fluorine rubber |
| Cable | 2m, M8, 6 core |
| Flow rate | ＜1m/s |
| Certification | CE, ASTM1657 |
| Ex-proof class | EX iaⅡB T6 Ga (optional) |
Wiring diagram:
Dimension in mm: