Yokogawa EXA ISC202 2-wire Conductivity Transmitter/Analyzer - Manual (Page 85)

IM 12D06A03-01E
Appendix 2-13
Sample 3
Concentration of sulfuric acid mixture
Meas. range 93-97%
Reference temp. 50°C
Temp. compensation Enter temperature compensation data into a 5 x 5 matrix
sample3E.eps
START
Service code 20
Service code 31
Service code 35
50°C(Default)
Select 1
0% output -->93%
100%output -->97%
Service code 55
TEMP
Calibration in Air
Calibration
NaCl -->NO
TC -->YES ( here use [MODE] key to escape )
Service code 22 Matrix code 9
93
94
95
96
97
25
133
128
122
110
95
37.5
177
171
160
146
125
50
227
217
204
186
162
62.5
283
270
253
230
196
75
344
328
306
288
238
Service code 23 25 to 75°C
Service code 24 to 28
Conductivity unit (mS/cm)
Enter conductivity values corresponding to output current values.
Existing table (below) relates output current to conductivity at 50°C
Output Current (%)
0
25
50
75
100
H 2 SO 4 conc (%)
93
94
95
96
97
Conductivity (mS/cm)
227
217
204
186
162
(%)
°C
Calibrate conductivity value in actual operation
e.g. 95% H
2
SO
4
corresponds to conductivity 204 mS/cm (see above table)
Note: This application requires special sensor body material