Factory Reset; Key Lock; Internal/External Trigger Signal - testo 477 Manual De Instrucciones

6.1.2.

Factory reset

✓ The instrument is switched on.
1. Press
- Instrument is reset to the factory settings.
- Instrument returns to Measuring Mode.
6.1.3.

Key lock

✓ The instrument is switched on.
1. Press
Key lock is activated.
-
2. Press
Key lock is deactivated.
-
6.1.4.

Internal/external trigger signal

✓ The instrument is switched on.
✓ When switching to an external trigger signal: Trigger cable is
connected, see Connecting the trigger cable (page 34).
1. Press
- The instrument switches from internal trigger signal to external
trigger signal.
- The status display
changes to 1/min.
2. Press
- The instrument switches from external trigger signal to internal
trigger signal.
- The status display
changes to FPM.
[M] + [–].
[ ] + [–].
[ ] + [–].
The instrument is set to an internal trigger signal at the
factory.
[M] + [ ].
EXT
[M] + [ ].
INT
appears in the display and the unit
appears in the display and the unit
6 Using the product
37