.21.
Keypad Functions:
：
Select weighing or counting mode.
：
If there is a minor weight displayed without anything on the pan, press
this key, the weight will become “0”.
：
Tare the weight of a container. Indicate that the current weight
reading is net weight.
：
Input sample size.
：
Input number (N), turn the backlight on or off.
：
Accumulate weight measured, recall weight & accumulation times, exit
accumulation state, choose sample size.
Func.
N
Σ
+
