ABB AX416 User Manual page 28

Single and Dual Input Analyzers for pH/Redox (ORP)
AX416, AX436, AX460, AX466 & AX468
A: Buffer Method
Man 2-Pt
set to
pH
9. 1 8
Deg.C
20. 0
A: Immerse Buf.2
pH
9. 2 2
mV
105
Press button
when stable
pH
9. 2 2
A: Cal. Accepted
pH
9. 2 2
A: Cal. Buffer 2
A: Buffer Method
Man 1-Pt
set to
Passed
-----
A: Calibration
%
100. 0
pH
7. 0 0
A: Slope & Check
Sensor Cal. A
26
Calibrate Buffer 2 (Two-Point Calibration only)
Immerse Sensor A in the second buffer solution.
pH and Adjust are shown alternately on the upper display line. Use the
keys to set the displayed pH value to the temperature-corrected pH value of the
chosen solution (see the datasheet provided with the solution).
Press the
Note. To abort calibration, press the
complete - see previous page.
Measured pH value from the last successful calibration.
Measured sensor output in milivolts.
When the measured sensor output stabilizes, press the
calibration.
is shown for 2 seconds to confirm that the calibration has been
Cal. Accepted
accepted, the display then advances automatically to the next frame.
The display then changes for 2 seconds to show the temperature-corrected buffer
value in the upper display line, then advances automatically to the next frame.
Calibration Message
See Table 4.1 for details of calibration messages.
Slope Value
% slope value.
A value between the programmed minimum % slope value (see
5.3) and 105% is displayed. If the value is outside these limits, check the electrode
system.
pH check value.
Displayed as an additional indication of electrode system condition; 7pH is the optimum
value for glass electrodes and 0pH for Antimony electrodes.
Sensor B calibration (dual input analyzers only) is identical to Sensor A calibration.
Sensor Cal. B
Probe Type for Sensor B (dual input analyzers only) set to
SENSOR CAL.
set to
Cals. No
SECURITY CODE
Alter Sec. Code
CONFIG. DISPLAY
Alter Sec. Code
key to initiate calibration.
key again at any time before calibration is
(Section 5.3) - return to top of page.
not set to zero (Section 5.8) - see section 5.1, page 28.
set to zero (Section 5.8) - see section 5.2, page 29.
4 SETUP
and
key to accept the
- Section
Set Min Slope
or and
Redox ORP Enable
IM/AX4PH Issue 9