Part 6 Well Testing Equipment

　　CPTDC can provide domestic well testing instrument to meet the need of different users for various well testing tasks, including electronic memory pressure gauge for slick line well testing task, electronic pressure gauge for drilling stem testing, mechanical pressure gauge, pressure gauge for formation testing, electromagnetic flowmeter, pressure gauge calibrator, pumping well tester, dynamometer, dynamometer calibrator, echometer and truck-mounted / skid-mounted well testing equipment.
　　By adopting advanced technology and through the improvement of production process, the China-made well testing equipment now have stable quality and excellent performance to meet the different requirements of oil/gas well testing.
　　The Chinese manufacturers of well testing equipment have possessed a large production capacity to serve the international market.

1. Electronic Memory Pressure Gauges

● Introduction
　　Electronic memory pressure gauge is mainly used to measure and record the downhole pressure and temperature in various oil wells, gas wells and water wells.

● Features
　● Low power consumption and long continuous working time
　● Large memory capacity, up to 8, 000 or 16, 000 groups of data points
　● Several starting-up modes: instant starting, time-delayed starting, and pressure starting
　● Non-rechargeable battery and reliable operation
　● No additional battery or power supply needed

● Specifications

Pressure range (MPa)	0 to 40 0 to 60	0 to 40 0 to 60	0 to 40 0 to 60	0 to 40 0 to 600 to 80	0 to 40
Pressure accuracy (F.S)	±0.1% ±0.05%	±0.1% ±0.05%	±0.1% ±0.05%	±0.1%	±0.2%
Maximum working temperature (℃)	120	120	120	150	100
Allowable temperature error (℃)	±1	±1	±1	±1	±1
Memory capacity (group)	8, 000	8, 000	8, 000	16, 000	16, 000
Continuous working time (day)	120	120	120	120	120
Dimensions (mm)	Φ25×670	Φ36×670	Φ20×670	Φ36×630	Φ25×700

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