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HQD Active Piston Prover

Category： Active Piston Prover

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Product Description

Product Introduction

This equipment is a new type of highest grade gas flow standard device.The measuring range is from 0.003L/min to 666L/min, and the accuracy is better than bell jar and sonic nozzle gas flow standard device.It has the advantages of high accuracy, wide range of flow and pressure, fast measuring speed and high automatic control efficiency.It is suitable for research and development, experiment, verification, type evaluation, quantity value transmission and tracing of gas flowmeter.

Product Features

1. Measurement performance is equivalent to the national benchmark.
2. High accuracy of temperature and pressure measurement.
3. Piston stroke precision measurement.
4. Wide range of flow and pressure, stable output.
5. Multi-stage seal, no leakage, self-lubrication.
6. Multiple protection, safe use.
7. Automatic measurement and control, bus real-time high-speed transmission of measured values.
8. Small space, easy to move.

Parameters

Item	Parameters	Item	Parameters
Uncertainty	≤ 0.05%，≤ 0.1%	Flow Ftability	≤ 0.1%
Maximum Working Pressure	200kPa (Absolute Pressure)	Pressure Transmitter	(0～200)kPa (Error: ±0.1%)
Temperature Test	(15～25)℃ (Error: ±0.05℃)	Environment Temperature	(20±2)℃
Humidity Test	45%～70% (Error:±2.0%RH)	Timing Stability	≤ 1× 10-5
Power Supply	220V± 20V AC 50Hz	Operation Bench Size	L× W× H 1080× 620× 1050 mm

Active Piston Prover

Model	Effective Volume	Flow Range	Class of Accuracy	Working Pressure
HQD-0.02	0.02L	（0.1~25）mL/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-0.1	0.1L	（0.4~100）mL/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-0.2	0.2L	（0.8~200）mL/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-0.5	0.5L	（2~500）mL/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-003	3L	（0.0006~0.18）m³/ h,（0.01~3）L/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-005	5L	（0.0012~0.36）m³/ h,（0.02~6）L/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-010	10L	（0.0024~1.2）m³/ h,（0.04~20）L/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-030	30L	（0.006~3）m³/ h,（0.1~50）L/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-100	100L	（0.024~12）m³/ h,（0.4~200）L/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-200	200L	（0.2~24）m³/ h,（2~400）L/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-300	300L	（0.24~36）m³/ h,（4~600）L/min	≤0.05%，≤0.1%	（0-100）kPa
HQD-500	500L	（0.36~60）m³/ h,（6~1000）L/min	≤0.05%，≤0.1%	（0-100）kPa
The flow range can be customized according to user requirements