PRODUCT INSTRUCTION SHEET
7. With the "pH 7" light on, rotate the meter's "CALIBRATE" or
"STANDARDIZE" control until the meter's display reads "7.00"
8. Press the C110's "pH4" button to select pH4 or "pH10" to
select pH 10. The appropriate C110 light should turn on.
9. Rotate the meter's "SLOPE" button so that the meter reads
the new value from Step 8.
10. Scan through 7.00, 10.00 and 4.00 by pressing the appro-
priate button on the face of the C110 to verify that the meter
is properly calibrated.
11. Turn off the C110 by pressing the "OFF" button.
12. Disconnect the C110 and reconnect the pH electrode.
Calibrate the pH meter with the electrode attached, following
the meter manufacturer's instructions.
Calibration Procedure (cont.)
Page 2 of 2
Parts covered by this product data sheet include:
C110
FORM: InstrC110 [Rev: 2011-06-27]
©2011 Sensorex Corporation
Battery Replacement
The C110 pH/ORP simulator is supplied with a 9V battery
which comes installed in the unit. When the battery is de-
pleted the LOW BATTERY light will be lit (see FIG 4). Replace
the battery before using the C110 for any further calibration
or troubleshooting. Any type of 9V battery can be used as a
replacement.
To replace the battery follow the steps below:
1. Turn over the C110 to expose the backside (see FIG 5).
2. At the bottom of the case (opposite side of the BNR connec-
tor) is the battery cover. Remove the cover by pressing the
indentation inward and pulling the cover downward (away
from the unti). See FIG 5.
3. Remove the old battery by pulling it out of the case then
removing the battery from the connectors. See FIG 6.
4. Get a new 9V battery and plug it into the connectors and
insert into case as shown in FIG 7.
5. Replace the battery cover as shown in FIG 7.
FIG. 4
OPERATING INSTRUCTIONS
Made in Mexico SN XXX
OPERATING INSTRUCTIONS
Made in Mexico SN XXX
9V battery
FIG. 5 FIG. 6
OPERATING INSTRUCTIONS
Made in Mexico
SN
XXX
9V battery
FIG. 7
