Testboy 74Layer-thickness tester, paint-coat measurement Testboy 74 Data Sheet

Product codes
Testboy 74
Page of 76
Operations 
22 
 
TB 74 
Changing the battery 
Press up on the clip and remove the 
battery cover. Make sure you insert 
the battery so that the polarity is cor-
rect! Insert the new battery and re-
place the battery cover. 
 
 
Do not dispose of batteries in 
normal household rubbish! 
Use an authorised local col-
lection point! 
 
 
 
 
Technical specifications 
Display 
Optical / three LEDs 
Dimensions 
L = 160 mm / Ø = 33 mm 
Batteries 
One 12-V, type V23 
Protection degree 
IP 40 
Measuring range 
0 – 400 µm