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3 accuracy of the ids measuring technique, Measuring ranges, resolution, accuracy, Accuracy of the ids measuring technique – Xylem TetraCon 925 User Manual

Page 8

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Technical data

TetraCon

®

925

16

ba75824e01

08/2009

4.2

Measuring ranges, resolution, accuracy

4.3

Accuracy of the IDS measuring technique

Measuring ranges,

resolution

Measured parameter

Measuring range

Resolution

ӕ

[µS/cm]

0.0 ... 199.9
200 ... 1999

0.1
1

ӕ

[mS/cm]

2.00 ... 19.99
20.0 ... 199.9
200 ... 2000

0.01
0.1
1

ρ

(

Resistivity) [Ohm*cm]

0.50 ... 9.99
10.0 ... 99.9
100 ... 999

0.01
0.1
1

ρ

(

Resistivity) [kOhm*cm]

1.00 ... 9.99
10.0 ... 99.9
100 ... 999

0.01
0.1
1

ρ

(

Resistivity) [MOhm*cm]

1.00 ... 9.99

0.01

SAL

0.0 ... 70.0
according to IOT
table

0.1

TDS

0 ... 1999 mg/l
0 ... 19.99 g/l
0 ... 199.9 g/l

1
0.01
0,1

T [°C]

5.0 ... + 100.0

0,1

Measured parameter

Accuracy (± 1 digit)

ӕ

,

ρ

, SAL, TDS

± 0.5 % of measured value

T [°C]

± 0.1