Non Magnetic Collar (NMC) Sensing Single Shot Survey Tool Data Sheet
Ranger Survey Instrument:
- Electronics enclosed in heavy wall Brass Alloy Casing 31.75 OD
- Measurements available from the Instrument include:-
- Inclination
- Azimuth
- Gravity Roll Angle
- Magnetic Dip Angle
- Magnetic Intensity
- Temperature (°C)
- Communication via infrared link with Single Shot Controller Module
- Used in conjunction with all Ranger Running Gear protective barrel configurations
NMC Single Shot Controller Module
- The NMC module sets the instrument for single shot operations.
- Sensing system senses change in magnetic prpoerties when tool travels from steel Drill Pipe to Non Magnetic Collar
- Simple to use with 3 button procedure
- Clear, informative 2 row LCD Screen
- Survey start process
- Processes and displays Single Shot surveys
- Data retrieval and communication via infrared link with RANGER Survey Instrument
Ranger Oilfield Survey Running Gear
- RANGER Oilfield Survey Running Gear is developed to protect the Ranger Survey Tool while travelling within the drill hole or drill pipe
- Systems available in sizes including:
Outside Diameter
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Operation type
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1 11/16 inch Heavy Duty
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Oilfield Application (rated to 20,000 psi)
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1 11/16 inch High Temperature (NEW)
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Oilfield Application (rated to 20,000 psi)
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RANGER NMC Single Shot Survey Tool Specifications
Physical
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- RSI and NMC module overall length 48 ¼” mm
- Instrument electronics encased in 1 ¼ inch O.D.
- Instrument Case pressure rated to 4500 psi.
- Suits all RANGER Oilfield Application Survey Running Gear Assemblies
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Measuring
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Triaxial Accelerometer

- Dip (Inclination)
- Range 0º (horizontal) to ±90º
- Accuracy ± 0.2º
Triaxial Fluxgate Magnetometer

- Azimuth (Compass Bearing)
- Range 0-360º
- Accuracy to ± 0.5º
Toolface (Gravity)

- Roll Angle Range 0-360º
- Accuracy ± 0.2º
Magnetic Intensity

- Range 0-100 000nT
- Accuracy to ± 100nT
Magnetic Dip from -90º to horizontal

Solid State Temperature Sensor

- Range -40ºC to +85ºC
- Accuracy to ± 1ºC
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Battery
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- Long life Lithium MDX Battery expected life within 18 months depending upon usage in both RSI and NMC module
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Communication
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- IrDA infrared Link between RSI and NMC module with LCD Display
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Controller Module (SSCM)
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- 60mm x 20mm, 2 row LCD Display
- 3 button control system
- Membrane control pad
- LCD Back Light Feature
- Non Magnetic Sensor
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