Overview
Enviro Testers Explosion-Proof Gas Turbine Flowmeter DN40-100 for Natural Gas Oxygen Argon is a high-precision measuring instrument designed for industrial gas metering and monitoring. It integrates a turbine flow sensor and converter, ensuring stable performance, mature technology, and reliable operation.
Features
- High-accuracy gas turbine flowmeter with DN40–100 sizes available
- Explosion-proof housing (Exd II CT6 Gb) for safe industrial use
- Stainless steel or cast aluminum body with anti-corrosion impeller
- Wide gas compatibility: natural gas, oxygen, argon, and other gases
- Multiple power supply options: lithium battery, DC, AC, or solar energy
- RS485 communication and 4–20 mA current output supported
- LCD display with digital flow indication
- Supports real-time data recording (daily, interval, start-stop)
- Long service life with low power consumption
- Operates in harsh industrial conditions with reliable performance
Application
Used for accurate gas flow measurement in natural gas distribution, petroleum, chemical processing, power generation, metallurgy, and industrial gas regulator stations.
Technical specifications
| Specification | Description |
| Type | Intelligent Gas Turbine Flowmeter |
| Nominal Diameter | DN40–100 mm |
| Measurement Medium | Natural gas, oxygen, argon, and other gases |
| Accuracy Class | ±1.5% R (±1% R optional) |
| Range Ratio | 1:10, 1:20, 1:30 |
| Instrument Material | Stainless steel (SS304/SS316) or cast aluminum |
| Impeller | Corrosion-resistant ABS or aluminum alloy |
| Converter Material | Cast aluminum |
| Display Mode | LCD digital |
| Output Signal | Pulse signal, 4–20 mA current, control signal |
| Communication | RS485 (MODBUS) |
| Power Supply Options | Internal 13.6 VDC lithium battery, DC 16.6 V lithium battery, AC 24 VDC, solar power |
| Power Consumption | ≤ 1 W external; ≤ 1 W internal (battery lasts > 3 years) |
| Medium Temperature | -4 °F to +176 °F (-20 °C to +80 °C) |
| Ambient Temperature | -22 °F to +140 °F (-30 °C to +60 °C) |
| Relative Humidity | 5% to 90% |
| Atmospheric Pressure | 11.6 psi to 15.4 psi (80 kPa to 106 kPa) |
| Real-Time Recording | Start-stop, daily, and fixed time interval record |
| Connection | Flange or threaded (depending on size) |
| Anti-Hazard Classification | Exd II CT6 Gb |
| Protection Class | IP65 |
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