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Testboy TV 455VDE-tester Testboy TV 455 Manuel D’Utilisation

Codes de produits
Testboy TV 455
Télécharger
Page de 76
TESTBOY TV 450 
Settings 
 
23 
4.2.2 Initial settings 
 
 
In this menu the instrument settings and 
measurement parameters and limits can be 
set to initial (factory) values. 
 
Figure 4.3: Initial settings dialogue 
 
Keys: 
 
TEST 
Restores default settings. 
Function selectors 
Exits back to main function menu without changes. 
 
Warning:  
 
‰
 
Customized settings will be lost when this option is used! 
‰
 
If the batteries are removed for more than 1 minute the custom made settings will 
be lost. 
 
The default setup is listed below: 
* model TESTBOY TV 450 (TYPE B) 
 
Instrument setting 
Default value 
Contrast 
As defined and stored by adjustment procedure 
Isc factor  
1.00 
RCD standards 
EN 61008 / EN 61009 
Language English 
Commander Enabled 
 
 
Function 
Sub-function 
Parameters / limit value 
EARTH RE* 
No limit 
R ISO 
No limit 
Utest = 500 V 
Low Ohm Resistance  
 
R LOW
Ω 
No limit 
CONTINUITY* No 
limit 
Z -  LINE 
Fuse type: none selected  
Z -  LOOP 
Fuse type: none selected 
Zs 
rcd
 
Fuse type: none selected 
RCD RCD 
t 
 
 
 
 
 
Nominal differential current: I
ΔN
=30 mA 
RCD type: G  
Test current starting polarity: 
 (0
°) 
Limit contact voltage: 50 V 
Current multiplier: 
×1