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Gossen Metrawatt Metrahit Iso Insulation measuring device, CAT III 600 V Metrahit Iso Benutzerhandbuch

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Metrahit Iso
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GMC-I Gossen-Metrawatt GmbH
17
Initial Start-Up – Setup
3.4
Switching the Instrument Off
Switching the Instrument Off Manually
➭ Press the ON / OFF | LIGHT key until 0FF appears at the display.
Shutdown is acknowledged with a brief acoustic signal.
Automatic Shutdown
The instrument is switched off automatically if the measured value 
remains unchanged for a long period of time (maximum measured 
value fluctuation of approximately 0.8% of the measuring range 
per minute or 1
° C or 1° F per minute), and if none of the keys or 
the rotary switch have been activated before a selected period of 
time in minutes has elapsed (see “
APoFF” parameter on page 49). 
Shutdown is acknowledged with a brief acoustic signal.
Exceptions include: 
Transmission and memory mode operation, continuous operation 
and whenever a dangerous voltage is applied to the input 
(U > 15 V AC or U > 25 V DC).
Disabling Automatic Shutdown
The instrument can be set to continuous operation.
➭ Simultaneously press the 
 and 
 keys to this end. 
The “Continuous On” function is indicated at by means of the 
ON
 display to the right of the battery symbol. 
The “Continuous On (
on)” setting can be cancelled by changing the re-
spective parameter or by switching the instrument off manually. 
In this case the parameter will be reset to 10 min (see “
APoFF” on 
ON / OFF
LIGHT
FUNC
ENTER
ON 
/ OFF
LIGHT
Auto-Range
8.8.8.8
Illumination On
00.00
ON
 
/ OFF
LIGHT
Illumination Off
00.00
ON
 
/ OFF
LIGHT
0ff
ON
 
/ 
OFF
LIGHT
long
(1 s)