Overview
The JC-040 series intelligent Precession Vortex Flowmeter utilizes the latest microprocessing technology, featuring strong functionality, wide flow range, simple operation and maintenance, and easy installation. It achieves advanced technical standards comparable to similar international products and is widely used in various industries such as petroleum, chemical, power, metallurgy, and coal for gas and liquid measurement.
Product Features
● Integrated Pressure, Temperature, and Flow Sensors: Offers high safety performance with a compact and aesthetically pleasing design.
● Local Display of Temperature, Pressure, Instantaneous Flow, and Cumulative Total: Provides comprehensive data at a glance.
● Advanced Signal Processing and Unique Filtering Technology: Effectively eliminates interference signals caused by pressure fluctuations and pipeline vibrations, significantly enhancing the flow meter's anti-interference capability and ensuring excellent stability at low flow rates.
● Time Display and Real-Time Data Storage: Ensures that internal data is not lost under any circumstances, allowing for permanent data preservation.
● Extremely Low Power Consumption: Can operate long-term with internal battery power, making it an ideal instrument for local display without an external power source.
● Explosion-Proof Certification: Certified by the National Instrument and Instrumentation Explosion-Proof Safety Supervision Station (NEPSI), meeting national standards GB3836.1-2000 and GB3836.2-2000. The explosion-proof mark is ExdIIBT4.
Technical Parameters
Here’s the formatted table for the flowmeter specifications, basic parameters, and performance indicators:
Model Specification | Nominal Diameter DN (mm) | Flow Range (m³/h) | Pressure Rating (MPa) | Accuracy (Grade) | Remarks |
JCL-040-25 | 25 | 2.5 ~ 30 |
1.6; 2.5; 4.0 | 1.5
| P N≤1.6M P a for aluminium alloy shell; P N≤4.0M P a for cast steel or stainless steel shell; P N>4.0M P a for special specifications; please specify. |
JCL-040-32 | 32 | 4.5 ~ 60 |
JCL-040-50 | 50 | 10 ~ 150 |
JCL-040-80 | 80 | 28 ~ 400 |
JCL-040-100 | 100 | 50 ~ 800 |
JCL-040-150 | 150 | 150 ~ 2250 |
JCL-040-200 | 200 | 360 ~ 3600 |
Notes:
1. The flow ranges listed in the table are based on calibration at the factory (standard temperature and pressure with air as the medium, p = 1.205 kg/m³).
2. As pressure increases, the flow range also expands.
Standard Conditions
● Pressure: 101.325 kPa
● Temperature: 293.15 K
Operating Conditions
● Ambient Temperature: -30℃ to +60℃
● Medium Temperature: -20℃ to +80℃
● Relative Humidity: 5% to 95% RH
● Atmospheric Pressure: 86 kPa to 106 kPa
Electrical Performance Indicators
· Working Power Supply:
● External Power: +24V DC
● Internal Power: 3.6V lithium battery
● Power Consumption:
● External Power: < 1W
● Internal Power: < 0.3mW (lithium battery lasts over two years)
● Output Methods:
● Frequency signal
● 4-20mA current signal: Corresponds to flow rate Qo ~ Qmax; 20mA can be user-defined.
● RS485 Communication: Transmits temperature, pressure, instantaneous flow, and cumulative flow parameters.
Explosion-Proof Mark
● Explosion-Proof Mark: ExdⅡBT4
Protection Level
● Protection Rating: IP65
