Yokogawa 202 Field Mounting Rate Totalizer - Manual (Page 12)

Operation 8
3. OPERATION
The Model 202D Rate Totaliser accepts a frequency or pulse input from a wide
range of flowmeters. The instrument is fully programmable with all operating
parameters and calculation constants programmable from the front panel. The
setup parameters are stored in a non-volatile memory and are retained for at least
40 years in the event of a power loss.
3.1 DISPLAY
The Model 202D displays:
Rate
Resettable Total
Accumulated Total
Both the Rate and Resettable Total are displayed continuously. The Accumulated
Total is displayed only when the ACCUM TOTAL key is pressed.
The keys on the front of the 202D have the following functions:
Pressing this key will display the
Accumulated Total.
This key resets the Resettable Total
at any time.
This key is used during the Program
Mode.
RESET
PROGRAM
ACCUM
TOTAL