Overview
Enviro Test Construct thermal gas mass flow meters are constant power thermal gas mass flowmeters. Based on the principle of heat conduction technology, Newton’s laws of thermodynamics are used to achieve the measurement of gas mass flow.
Features
- Smart meter
- Intelligent microprocessor
- Stable and accurate measurement data
- Support analog output 4 mA to 20 mA
- RS 485 communication
- 220 V AC or 24 V DC power supply
- Flange material
Technical Specification
| Accuracy class | ±(1.5% RD +0.5% FS) |
| Repeatability | ±0.5% |
| Responding speed | 1 sec |
| Diameter | DN 10 to 200 (Flange type) DN100 to 1600 (Insert type) |
| Velocity range | 0.3 Nm/s to 30 Nm/s ; 0.6 Nm/s to 60 Nm/s ; 0.9 Nm/s to 90 Nm/s ;1.2 Nm/s to 120 Nm/s |
| Installation method | Integrated or split |
| Connection method | Card sleeve connection |
| Measuring medium | Compressed air, oxygen, nitrogen, etc. |
| Ambient temperature | -40 °F to 140 °F (-40 ℃ to 60 ℃) |
| Operating temperature | -40 °F to 140 °F (-40 ℃ to 150 ℃) (medium temperature, plug-in type) |
| Operating pressure | 1.6 Mpa |
| Signal interface | ModBus @ RS 485 / Bluetooth function ModBus @ RS485 & 4 mA to 20 mA / Bluetooth function |
| Power supply | 13.5 V to 42 V DC / 85 V to 265 V AC |
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