Minimate Pro Operator Manual 10–5
Refer to the illustration above and follow the installation instructions below:
NOTE: If the Geophone is being mounted to the ceiling, the directional arrow must be
mounted against the ceilings surface to ensure that the orientation of the internal vertical
transducer is correctly positioned. If it is not correctly positioned, the Sensor Check
feature of the unit will indicate that the position of the Geophone needs to be checked.
1. Position the Geophone on the surface and mark the position of the bolt hole, which is
located at the center of the Geophone.
2. Use a 3/8 inch (9.5 mm) bolt or threaded rod. Install the bolt into the hard surface
according to the manufacturer‟s instructions.
3. Slide the Geophone over the bolt.
4. Ensure that the arrow on the Geophone is pointing in the direction of the Event.
5. Place a 3/8 inch (9.5 mm) retaining washer, lock washer, and nut over the bolt.
6. Carefully tighten the retaining nut to complete the installation.
7. Ensure that the Geophone is securely attached to the Vibration port on the
Minimate Pro.
8. Press the Sensor Check key on the Minimate Pro to ensure that the sensor is
properly attached.
(2) Geophone Leveling Plate Installation Instruction
Tools and Materials Required:
1. Triaxial Geophone Leveling Plate Kit (Part No. 714A1801)
2. Hammer, drill bit and drill for bolt or threaded rod
3. 3/8 inch (9.5 mm) wrench
4. 3/8 inch (9.5 mm) bolt or threaded rod
5. 3/8 inch (9.5 mm) retaining washer, lock washer, and nut
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General