This intelligent precession vortex natural gas flow meter integrates built-in T&P sensors, auto-compensates gas compressibility factor, outputs standard volume, with ExdIIBT4 explosion-proof design for urban gas stations and trade metering.
Built-in temperature, pressure dual detection, automatic compressibility factor correction
1.0 high precision, wide turndown ratio, stable for low gas flow measurement
Multi outputs: pulse, 4-20mA, isolated RS485 Modbus RTU
LCD real-time display standard flow, T&P and total volume
ExdIIBT4 explosion-proof & IP65 waterproof for flammable gas sites
DN15~DN200 full flange calibers, cast aluminum/SS body optional
High/low flow dual relay alarm, password locked parameter setting
EEPROM storage, historical data record for up to one year
| Measuring Medium | Natural gas, coal gas, compressed air and other gases |
| Nominal Diameter | DN15mm ~ DN200mm |
| Measurement Accuracy | Class 1.0, Class 1.5 |
| Power Supply | 3.6V lithium battery; 24VDC |
| Explosion-proof Mark | Exd II CT6 Gb |
| Nominal Pressure | 1.6MPa; 2.5MPa; 4.0MPa; 6.3MPa |
| Valve Body Material | Aluminum alloy |
| Output Signal | Pulse output, 4~20mA, RS485 |
| Medium Temperature | -20°C ~ +120°C; -20°C ~ +180°C; -20°C ~ +280°C |
| Environmental Conditions | Temperature: -30°C ~ 65°C; Humidity: 5% ~ 95%; Atmospheric pressure: 86KPa ~ 106KPa |
| Protection Class | IP65 |
| Alarm Function | Upper and lower limit alarm signals, valve closing alarm signals |
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