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A&D GP-100K User Manual

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 50
9-10 Comparator Function 
The results of the comparison are indicated by HI OK LO on the display. 
Operating conditions:     No  comparison 
 
   Comparison when the weighing data is stable or overloaded, excluding “near zero” 
 
   Comparison when the weighing data is stable or overloaded, including “near zero”   
 
   Continuous comparison, excluding “near zero”   
 
   Continuous comparison, including “near zero”   
To compare, use: 
   Upper limit value and lower limit value 
 
   Reference value and tolerance value 
Input method: 
   Digital  input   
 
   Weighing  input 
 
For a description of “Comparator mode (Cp fnc)”, refer to “9-3 Details of the Function Table”.   
“Near zero” means that the weighing data is within ±10 digits from zero point.   
Example: In case of GP-30K, the range of ±1.0 g is “near zero”. 
 
 
Setting example 1 
(Comparison when the weighing data is stable or overloaded, excluding “near zero”, upper limit and lower limit) 
 
Selecting a comparator mode 
1  Press and hold the SAMPLE key until ba5fnc of the function table is displayed, then release the key. 
2  Press the SAMPLE key several times to display    Cp fnc . 
3  Press the PRINT key. 
4  Press the RE-ZERO key several times to display    Cp 1 . 
5  Press the SAMPLE key to display    Cp in . 
6  Press the RE-ZERO key several times to display    Cp in 0 . 
7  Press the PRINT key to store the selected mode. 
 
Entering the upper and lower limit values   
8  
With  Cp Hi    displayed, press the PRINT key. The current setting of the upper limit value is 
displayed with all of the digits blinking.   
  When the current setting is not to be changed, press the PRINT or CAL key to proceed to step 9. 
  When the current setting is to be changed, press the RE-ZERO key. The balance is now in 
the digital input mode. To use the weighing input mode, press and hold the MODE key. 
Digital input mode 
Change the setting using the following keys. 
SAMPLE key 
To select the digit to change the value. 
RE-ZERO key 
To change the value of the digit selected.   
MODE key 
To switch the polarity.   
PRINT key 
To store the new setting and go to step 9. 
CAL key 
To cancel the new setting and go to step 9.