Delfin ElastiMeter, Руководство пользователя

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10
Changing the batteries:
1. Unscrew the bottom cover of the device and remove it carefully
without pulling the wires.
2. Remove empty batteries carefully.
3. Insert new batteries to match the (+) and (-) signs in the battery case.
Incorrect insertion of batteries may damage the device .
Do not use rechargeable batteries.
4.
Replace and screw the bottom cover in place.
Do not touch the circuit board with any object.
C
ALIBRATION
Delfin ElastiMeter is recommended to be calibrated every other year. The
calibration certificate is valid for two (2) years. The instrument is advised to be
sent to the manufacturer or authorized distributor for detailed calibration when
the calibration is expired. The due month and year are displayed when the
ElastiMeter is turned on.