Model P63 pH Analyzer
Rev. 7-1201
6
CONDENSED OPERATING INSTRUCTIONS
C. CALIBRATING THE ANALYZER
The analyzer must be calibrated so that measured values will correspond to
actual process values. The analyzer provides different methods for calibration.
For the first-time calibration, however, it is highly recommended to use the
two-point arbitrary buffer method described below:
1.
Press the
CAL key
to display the “CALIBRATION” menu.
2.
With the “pH” line selected, press
ENTER key
to display the “pH
CALIBRATION” submenu screen.
3.
With the “Arbitrary Buffer” line selected, press
ENTER key
to start calibra-
tion using this method (analog output state selection screen appears).
4.
With analog output selection screen displayed:
A.
Use
Õ
Õ
and
Ö
Ö
keys
to select “HOLD” to hold the analog outputs at their
present values during calibration. Outputs can also be transferred
(XFER) to user-preset values or allowed to remain ACTIVE.
B.
Use
Ø
Ø
key
to select “CONTINUE,” and press
ENTER key
to continue.
5.
On subsequently appearing screens, follow the easy instructions and make
the appropriate selections to complete the calibration.
D. COMPLETING ANALYZER CONFIGURATION
The analyzer provides many useful features including analog and TTL outputs,
relays, optional PID controller, and software alarms. To configure these ana-
lyzer features to your application requirements, use appropriate CONFIGURE
submenus to make selections and “key in” values. Refer to PART THREE, Sec-
tion 5 for complete configuration details.
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