Description
Features of DD Series Wireline Weight Indicator / Drilling Rig Weight Indicator
- Resolution, sensitivity, and increments are user programmable
- Selectable mV (Load Cell) or mA (4-20mA Current Loop) signal input
- Field adjustable calibration
- High speed sampling for rapid response to weight changes
- Optional Quadrature Encoder interface for depth and speed measurement
- Optional analog output (4-20mA or 0-5VDC) tracks the digital display
- RS-232 port (optional 2nd RS-232) for computer interfacing, data-logging or remote display
- Dial Face with custom ranges available
Works with DD-Logger Data Logger for Digital Dial software
Specifications for DD Series Wireline Weight Indicator / Drilling Rig Weight Indicator
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Model DD-06L
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Model DD-08L
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Model DD-10S
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Model DD-12S
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Input Voltage Requirement
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12 VDC
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Display
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6″, 250° dial w/ “Posi-Drive” analog pointer and backlight
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8″, 250° dial w/ “Posi-Drive” analog pointer and backlight
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10″, 250° dial w/ “Posi-Drive” analog pointer and backlight
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12″, 250° dial w/ “Posi-Drive” analog pointer and backlight
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0.625″ graphic LCD w/backlight
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Load Cell Excitation
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7.5 VDC
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4-20mA Loop Power
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24 VDC
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Load Cell / 4-20mA Loop Measurement Units
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daN, lb, kg (with internal conversion) psi, kPa (no internal conversion)Programmable Parts of Line compensation |
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Encoder Interface*
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A/B Quadrature Inputs at 5VDC (DD-xx can supply 5VDC up to 75 mA for encoder)
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Encoder Sensitivity*
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100 to 6400 pulses per revolution
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Encoder Wheel Size*
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Programmable to 4 decimal places
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Depth Measurement Units*
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m or ft (no internal conversion)
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Speed Measurement Units*
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per Second or per Minute
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Alarm Detail
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optional 5V logic outputs (6)
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Computer Interface
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1 RS-232, optional 2nd RS-232
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Increments
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1, 2, 5, 10, 20, 50, 100, 200, 500, 1000 w/decimal point
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Counts
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230,000 internal
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Operating Temperature
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-20 F to 140 F / -10 C to +60 C
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Case Dimensions
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6.625″ dia
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8.625″ dia
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10.75″ dia
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12.75″ dia
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Current Requirements
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500 mA typical (1 load cell)
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Display Update Rate and Averaging
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Programmable
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Calibration
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Field Programmable
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Zero Range
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Programmable Up to full scale
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Approximate Shipping Weight
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10lb
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12lb
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20 lb
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23 lb
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* with Encoder Interface Option |
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Documents for DD Series Wireline Weight Indicator / Drilling Rig Weight Indicator
DD Series User Manual
Download 1.33 MB
DD-06L Panel Cut-out
Download 29.97 KB
DD-08L Panel Cut-out
Download 31.15 KB
DD-10S Panel Cut-out
Download 47.29 KB
DD-12S Panel Cut-out
Download 48.37 KB