Thermo orion 410Aplus, Instruction Manual

Page: 36 / 129

Benchtop pH/ISE Meter Instruction Manual
Calibration and Measurement of Concentration 35
D. Model 920Aplus Concentration Calibration and
Measurement
Channel Selection and Electrode Identification
1. Securely connect electrodes to either input 1 or 2. The number of the
electrode input in use appears directly before the electrode ID in the
prompt line. Example: 1-X. To select a different channel press
2nd then channel.
2. Identify the electrode correctly. Press 2nd
then
electrode id to access
the electrode ID function. The channel and current electrode
identification are displayed. If correct, press yes. Press no to
scroll through choices listed below.
1-pH 2-O
2
3-F - 4-Cl
-
5-Br
-
6-I
-
7-NO
3
-
8-CN
-
9-NH
3
10-Cl
2
11-NO
X
12-CO
2
13-Na
+
14-K +
15-Ag + 16-S = 17-Ca ++ 18-Cu ++ 19-Pb ++ 20- Cd ++
21-ClO
4
22- BF
4
-
23- SCN
-
24-KF 25-REDOX
26-X + 27-X
-
28-X ++ 29-X - -
3. Enter the number of your choice then press yes.
4. Meter displays new choice then returns to MEASURE mode.