Ohaus C 305 ELECTRONIC BALANCE - Manual (Page 55)

10
Calibration Procedure Calibration Procedure Calibration Procedure Calibration Procedure Calibration Procedure
Before beginning the procedure, make
sure that the calibration weights(s) is on
hand.
NOTE NOTE NOTE NOTE NOTE: DO NOT REMOVE CALIBRA-
TION WEIGHT UNTIL WEIGHT VALUE
IS DISPLAYED ON THE BALANCE.
Span Calibration Span Calibration Span Calibration Span Calibration Span Calibration
To start SPAN SPAN SPAN SPAN SPAN calibration, the BALANCE
MUST BE ON ON ON ON ON.
1. Press and hold until CAL is
displayed, then release it.
2. When is released, C 0 will
be displayed indicating that no
weight should be on the platform.
3. Press . The display will
show -C- followed by the value of
the weight (200g) which must be
placed on the platform.
4. Place the required weight on the
platform and momentarily press
. The display will show -C-
while the balance recalibrates.
5. When the weight on the platform is
displayed with the current unit indi-
cator, (g or dwt), the balance is
recalibrated.