User Manual
    GPT-9000/9000A Series User Manual 
182 
Control settings ........................... 102 
double action ............................... 102 
GPIB .............................................. 100 
interface ........................................ 100 
key lock ........................................ 102 
LCD ................................................. 98 
RS232 ............................................ 100 
start control ................................. 102 
USB ............................................... 100 
Warning symbol .......................... 5 
Workplace precautions ............. 26 
Zeroing ........................................ 73 










