Guralp-systems CMG-3T Manual de usuario descargar pdf (Pagina 30)

CMG-3T

4 Accessories

4.1 The breakout box

This unit separates the lines in the signal cable, so you can connect a

power supply, a recording system, and the hand-held control unit:

You can also use the breakout box to centre, lock and unlock the

sensor masses. You will need to provide power through the breakout

box's POWER connector to do this (see below.)

• To unlock the sensor masses, hold down the ENABLE and

UNLOCK buttons simultaneously for 7 seconds. The BUSY LED

will light. All three masses are unlocked, each in turn. The

sensor then automatically moves on to centre the masses, during

which time the BUSY LED will flash. When the BUSY LED goes

out, the instrument is ready for use.

You should not attempt to move the instrument without re-

locking the masses.

• To lock the sensor masses, hold down the ENABLE and LOCK

buttons simultaneously for 7 seconds. When the BUSY LED goes

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Guralp-systems CMG-3T Manual de usuario Pagina 30