Quantum™ 150C Piezo Memory Gauge
Features large memory capacity and proven reliability for long term pressure and temperature surveys
Applications
- Gradient surveys
- Leak detection
- Drill stem testing
- Long-term monitoring
Features and Benefits
- Fast-response external temperature sensor enables accurate leak detection and temperature gradient surveys
- High-temperature reliability and low drift, make them suitable for long-term monitoring
Tool Description
The Weatherford Quantum 150C Piezo memory gauge is a slickline, e-line, or coiled tubing conveyed downhole memory gauge with significantly enhanced capabilities. The memory gauge is available in various ODs and pressure ratings depending on the application.
An external fast response RTD temperature sensor is a feature on the 1.25-in. gauge. The memory has 4X redundancy capability and up to 8 million data sets. With the addition of the SRO panel, the gauge can have e-line compatibility.
Specifications
Ratings and dimensions
Outer diameter | 0.75 in. (19.0 mm) | 1.25 in. (31.75 mm) | 1.5 in. (38.1 mm) |
Length | 18.0 in. (0.46 m) | 26.0 in. (0.66 m) | 29.0 in. (0.74 m) |
Weight | 4.0 lb (1.36 kg) | ||
Maximum temperature | 302°F (150°C) | ||
Pressure range | 5,000, 10,000, 16,000, and 20,000 psi | ||
Hardware characteristics
Transducer type | Pressure - Piezo resistive / Temperature - RTD |
Acquisition mode | SRO or Memory |
Materials | Inconel825/Hastelloy (NACE MRO 175) & Nitronic 50SS |
Connections | Top: 3/4 in.-16 Pin |
Pressure measurements
Pressure range | 5,000, 10,000, 16,000, and 20,000 psi |
Sampling rate | 1 sps - programmable |
Resolution | 0.0003% F.S. |
Accuracy | 0.024% FS / 0.05% F.S. |
Drift | <3 psi / year |
Temperature measurements
Maximum temperature | 302°F (150°C) |
Resolution | 0.0018°F (0.001°C) |
Accuracy | ± 0.449°F (± 0.25°C) |
Response time | 1.5 sec / 10°C |
Electrical specifications
Consumption | 3.6V |
Maximum data | 8,000,000 sets |
Interface | USB |
Power source | AA or CC Battery / E-line |
Reach out to optimize reservoir performance
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