Description
Overview
GAOTek Digital 4 mA to 20 mA Flow Sensor is a wide flow range digital rs485 insertion type thermal mass gas air flow meter sensor. This product utilizes the principle of heat exchange to measure fluid -flow. This meter employs a method of constant temperature difference to accurately measure gas mass flow, and it has the advantages of small size, the high degree of digitization, easy installation, accurate measurement, etc.
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Features
- Measure gas mass flow without temperature and pressure compensation
- Large measuring range ratio
- No pressure loss
- With corrosion resistant sensor
- Insertion type sensor
- Configuring with RS485 or HART interface
Technical Specifications
| Size | DN0,049 ft to 6,56 ft (DN15 mm to 2000 mm) |
| Medium | Various gases |
| Display | LCD |
| Medium Temperature | -40 ℉ to 428 ℉ (-40 ℃ to 220 ℃) |
| Flow Range | 0.1 Nm per s to 120 Nm per s |
| Output Signal | Pulse or 4 mA to 20mA or RS485 or HART |
| Power Supply | 220 V + 24 V dual power supply |
| Material | SS304, 316 L (probe) |
| Protection Class | IP65 |
| Accuracy | 1.0%, 1.5% |
| Nominal Pressure | 1.0 MPa to 4.0 MPa |