Yokogawa 212 Heat Calculator - Manual (Page 13)

3. OPERATION
The Model 212 has three display modes:
1. Display of normal energy and flow information.
This information is available by pressing the DISPLAY key. Where
appropriate Accumulated Totals can be displayed by pressing the
ACCUM TOTAL key.
2. Checking Set-up Parameters.
By pressing and holding the DISPLAY key for about 5 seconds, the
instrument will enter the parameter set-up routine and allow all set-up
parameters to be checked but not changed. The DISPLAY key is used
to step through the parameter list.
3. Set-up Parameters.
By removing the bottom cover strip of the instrument (see Section 7),
the set-up switch becomes visible. Pressing this switch will put the
instrument into the set-up mode, whereby all parameters can be
programmed using the DISPLAY, and switches.
The LCD display has 7 numeric digits with 11 alphanumeric characters along the
bottom. The alphanumeric characters are used to display the parameter and
units.
Operation 11