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MODEL 54eA SECTION 5.0
SOFTWARE CONFIGURATION
5.8 CONFIGURING THE pH MEASUREMENT
1. Press any key to enter the main menu. Move the cursor to "Program"
and press Enter (F4).
2. Move the cursor to "Configure" and press Enter (F4).
3. Move the cursor to “pH” and press Enter (F4).
4. The default settings are “pH sensor: Enable” and “pH comp: Auto.”
Keeping these settings permits the controller to continuously correct
raw chlorine readings for pH changes. Go to step 6.
If continuous pH correction is not required, the controller must be
configured for manual pH correction. Go to step 5.
5. For manual pH correction, press Edit (F4).
a. Use the key to change "Enable" to "Disable" and press Save
(F4).
b. The screen at left appears. Use the key to move the cursor
to “pH value.” Press Edit (F4). Use the arrow keys to change the
pH value to the desired number. The controller will use the value
entered in ALL pH correction calculations no matter what the true
pH is.
6. This screen appears if automatic pH correction for chlorine readings
is being used. To enable diagnostic fault alarms and warning mes-
sages and to change pH diagnostic warning limits…
a. Move the cursor to "pH diagnostics" and press Enter (F4).
pH sensor
: Enable
pH comp: Auto
pH diagnostics
Exit Edit
pH sensor
: Disable
pH comp: Manual
pH value: 7.00 pH
Exit Edit
Alarms
pH
Temperature
Exit Enter
pH comp: Auto
pH diagnostics
pH calibration
Exit Enter
NOTE
pH is available only if the Model 54eA controller was configured to measure free chlorine.