412355A-EU V3.1 4/08
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Introduction
Congratulations on your purchase of the Extech Current/Voltage Calibrator. The Model
412355A can measure and source current and voltage. The Oyster Series meters have a
convenient flip up display with neck-strap for hands-free operation. This meter is shipped
fully tested and calibrated and, with proper use, will provide years of reliable service.
Meter Description
1. LCD display
2. POWER button
3. UP and DOWN buttons
4. MODE button
5. UNIT button
6. MEM and ZERO button
7. Input/Output mini-connector
8. AC adaptor jack
9. Battery compartment
10. Neck strap holders
11. Function switch
Battery Replacement
When the LOW BAT message appears on the LCD, replace the 9V battery as soon as
possible.
1. Open the calibrator’s lid as far as possible.
2. Open the battery compartment using a coin at the arrow indicator.
3. Replace the battery and close the cover.
You, as the end user, are legally bound (Battery ordinance) to return all used
batteries and accumulators; disposal in the household garbage is prohibited!
You can hand over your used batteries / accumulators, gratuitously, at the
collection points for our branches in your community or wherever batteries /
accumulators are sold!
Disposal
Follow the valid legal stipulations in respect of the disposal of the device at the
end of its lifecycle
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