Lg Electronics QHW 6 User Manual

Page of 18
QHW digital weighing scales user’s guide
 
- 8 - 
 
BOTH LIMITS SET 
The display will show OK and the beeper will sound when the weight is 
between the limits.     
 
LOW LIMIT SET,   
  HIGH LIMIT is set to zero 
The display will show OK and the beeper will sound when the weight is 
less than the Low Limit.  Above the Low Limit the display will show 
HIGH and the beeper will be off. 
 
HIGH LIMIT SET,   
  LOW LIMIT is set to zero 
The display will show LOW and the beeper will be off    when the weight 
is less than the High Limit.    Above the High Limit the display will show 
OK and the beeper will be on. 
 
BOTH LIMITS SET.      LOW IS SET GREATER THAN HIGH 
The beeper will never sound and the display will show LOW if the 
weight is less that the LOW limit, and HIGH if the weight is greater than 
the Low Limit. 
 
NOTE: The weight must be greater than 20 scale divisions for the check weighing to 
operate.   
 
To disable the Check-Weighing function enter zero into both limits by pressing the 
FUNC/C
 key when the current limits are shown then pressing the ZERO/ENTER key 
to store the zero values. 
 
6.7 ACCUMULATED TOTAL 
 
The scale can be set to accumulate automatically when a weight is added to he scale 
or manually by pressing the PRINT key.    See the PARAMETERS Section for 
details of selecting the method.  The accumulation function is only available when 
weighing. It is disabled during percent weighing or parts counting. 
 
6.8 MANUAL ACCUMULATION 
When the scale is set to manual accumulation the weight displayed will be stored in 
memory when the PRINT key is pressed and the weight is stable. 
 
The display will show "ACC    1" and then the total in memory for 2 seconds before 
returning to normal.    If the optional RS-232 interface is installed the weight will be 
output to a printer or PC. 
 
Remove the weight, allowing the scale to return to zero and put a second weight on.   
Press PRINT, the display will show "ACC      2" and then show the new total. 
Continue until all weights have been added.       
To view the totals in memory press the PRINT key when the scale is at zero.    The 
display will show the total number of items "ACC  xx" and the total weight before 
returning to zero.      The totals will also be printed via the RS-232 interface. 
 
To erase the memory press PRINT to view the totals and then press the FUNC/C key 
to clear the memory.