SubSurface Instrument BHG-1 Instruction Manual

SubSurface Instrument BHG-1 Instruction Manual

Bore hole gradiometer

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SubSurface Instruments, Inc.
1230 Flightway Drive
De Pere, WI 54115
PH:920-347-1788 FX:920-347-1791
www.ssilocators.com
Email: info@ssilocators.com
BHG - Bore Hole Gradiometer
(Short Sensor, for down hole work)
Bore Hole Gradiometer
Instruction Manual
16

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Summary of Contents for SubSurface Instrument BHG-1

  • Page 1 SubSurface Instruments, Inc. 1230 Flightway Drive De Pere, WI 54115 PH:920-347-1788 FX:920-347-1791 www.ssilocators.com Email: info@ssilocators.com BHG - Bore Hole Gradiometer (Short Sensor, for down hole work) Bore Hole Gradiometer Instruction Manual...
  • Page 2: Table Of Contents

    Table of Contents Notes: Features ............... 3 Controls Description ........... 4 Display Description ............. 5 Function ............... 6 Operation ..............7 Connections ..............8 RS-232 Interface ............9 Maintenance .............. 10 Specifications ............11 Included Accessories ..........12 Warranty Statement ........... 13 Notes ................
  • Page 3: Features

    Notes: Features Standard unit with internal battery housed in a high impact  ABS case. Included accessories:  Manual  Wall transformer for recharging battery   Rechargeable sealed lead acid battery (internal) 12 Volt auxiliary power cable  RS-232 Cable ...
  • Page 4: Controls Description

    Controls Description Warranty Statement SubSurface Instruments, Inc. warrants the BHG-1 to be free from defects in material and workmanship for a period of twelve (12) months from date of shipment to original purchaser, subject to the following conditions. Our obligation under this warranty is limited to servicing or adjusting any product returned to the factory for this purpose, and to replace any defective part thereof.
  • Page 5: Display Description

    Included Accessories Display Description Wall Transformer Serial Port Cable 1. Bar Graph (top) ....Shows signal strength and polarity 2. BATT Icon ....Flashes when battery needs charging 3. Numeric output .... Indicates signal value in Milligauss ..........dependent upon range setting, 12 Volt Power Cable ..........
  • Page 6: Function

    Function Specifications Controls: The BoreHole Gradiometer (BHG) responds when the magnetic ON, OFF field strength measured at the two sensor elements inside the Sen- Volume UP and DOWN sor housing are different. This difference is measured in Range setting (Gain or Sensitivity) UP and DOWN “Differential Milligauss”...
  • Page 7: Operation

    Maintenance Operation Keep the unit as clean as possible, especially the Electronics key- Connect the sensor to the electronics using the sensor cable be- pad panel. Do not use an abrasive cleaner on the keypad overlay fore turning the system on. Press the green ON button to turn on or the LCD lens.
  • Page 8: Connections

    Connections RS-232 Interface COM Port settings: The headphone jack has a water resistant cover. Lift open to plug Baud rate 9600 in a stereo phone plug to listen with a headset in noisy environ- Bits ments. Parity Stop bit Replace a blown fuse with a 1/4 amp slow blow. Flow Control None Program:...

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