JCWQ Turbine Gas Flow Meter
JCWQ
JCWQseries gas turbine flowmeter is widely used for measurement of natural gas, coal gas, liquefied gas and light hydrocarbon gas, etc.
Feature
■Dedicated instrument for gas measurement
■Dedicated instrument for oil & gas recycle system
■High accuracy:±1.5%, ±1.0% or ±0.75%
■Good repetitiveness
■Test temperature, pressure and flow of measured gas; automatic tracking and compensation of flow; indication of gas total volume under standard status; real-time query of temperature, pressure, time and date, etc.
■Built-in pressure & temperature sensor, high safety performance, compact structure & beautiful outlook
■Low power consumption, more than 3 years service life for one 3V 10AH lithium cell
■Instrument factor, total flow value kept for 10 years after power off
Technical Parameter for
|
DN (mm) & Connection |
25, 40, 50, 65, 80, 100, 125, 150, 200, 250, 300 flange connection 25, 40 thread connection |
|
Accuracy |
±1.5%, ±1.0% or ±0.75% (need special order) |
|
Turndown |
1:10; 1:20; 1:30 |
|
Instrument Material |
Body: 304 SS; impeller: anti-corrosive ABS or high-quality aluminum alloy; indicator: cast aluminum |
|
Medium Temperature (℃) |
-30℃~ +80℃ |
|
Ambient Conditions |
Temperature: -20℃~+60℃, relative humidity 5% ~ 90%, atmospheric pressure 86 ~ 106 KPa |
|
Output Signal |
Sensor: pulse frequency signal, low level less than 0.8V, high level more than 8V Transmitter: two wire 4-20mA DC current signal |
|
Power Supply |
Sensor: +12V DC, +24V DC (optional) Transmitter: +24V DC Local indication type: built-in 3V lithium cell |
|
Signal Transmission Line |
STVPV3×0.3 (3 wire), 2×0.3 (2 wire) |
|
Transmission Distance |
No more than 1000 m |
|
Signal Line Interface |
M20×1.5（F） |
|
Explosion Proof |
ExdIIBT6 |
|
Enclosure Protection |
IP65 |
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