Operation Manual

2 GMC-I Messtechnik GMBH
1Display (LCD)
2ON|OFF key for ON / OFF
(ON short: instrument ON  ON short: background illumination ON 

OFF short: background illumination OFF  OFF long: instrument OFF)
Operating mode menu: open submenus / acknowledge entries
3 DATA|CLEAR key for the functions save/delete measured value
Operating mode menu: Selection of individual menu items
against direction of flow,
 increase values
4 MAN|AUTO key for manual measuring range selection
Operating mode menu: Selection of individual menu items
in direction of flow
decrease values
5 MENU/ESC
Operating mode menu: Exit menu level and
return to a higher level,
exit parameters configuration
without saving data
6LED OK blinks: valid measured value
7LED ERROR blinks: incorrect connection
8 Connector jacks *
1
2
6
4
5
8
Measurement only on
voltage-free objects!
chapter 5
chapter 3
chapter 4
chapter 7.2
chapter 7.3
chapter 7
7
chapter 7.3
3
chapter 6