Status Displays; First Steps; Commissioning; Inserting Batteries/Rechargeable Batteries - TESTO 477 Mode D'emploi

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8 The trigger signal input socket is used if an external trigger (e.g.
rotational speed sensor) is used to control the flash sequence.
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4.2.

Status displays

The following status displays may appear in the lowest line in the
display:
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5

First steps

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5.1.

Commissioning

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5.1.1.

Inserting batteries/rechargeable batteries

1. Loosen screws on the bottom of the instrument.
2 Remove battery compartment cover.
3. Insert batteries (AA)/NiMH rechargeable batteries (AA) (observe
the polarity!)
4. Close the battery compartment cover.
5. Tighten screws.
6 : Halves the currently selected value. Accelerates if the
button remains pressed.
7 : Decreases the currently selected value. Accelerates if the
button remains pressed.
LOBAT: lights up if the rechargeable battery must be
charged again or the battery must be exchanged.
INT: lights up when the flashing frequency is generated by
the instrument. The units are displayed with FPM as
standard.
EXT: lights up upon switching to an external trigger signal.
The units are displayed as standard with 1/min (revolutions
per minute).
RANGE: lights up when the external trigger signal causes a
flashing frequency that is too high.
Only operate and store instrument with battery
compartment cover.
If the instrument is not used for a longer period, remove all
batteries/rechargeable batteries from the instrument.
Incompletely charged batteries/rechargeable batteries
reduce the operating time.
5 First steps
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