3
Accuracy
± 1% of reading
1.0 Cell Contacting Conductivity
Range
0-30,000 µS/cm
Resolution
1 µS/cm, 0.001 mS/cm, 0.1 mS/m, 0.0001 S/m, 1 ppm
Accuracy
± 1% of reading
10.0 Cell Contacting Conductivity
Range
0-300,000 µS/cm
Resolution
10 µS/cm, 0.01 mS/cm, 1 mS/m, 0.001 S/m, 10 ppm
Accuracy
± 1% of reading
Electrodeless Conductivity
Range
Resolution
Accuracy
500-12,000 µS/cm
1 µS/cm, 0.01 mS/cm, 0.1 mS/m, 0.001 S/m, 1 ppm
1% of reading
3,000-40,000 µS/cm
1 µS/cm, 0.01 mS/cm, 0.1 mS/m, 0.001 S/m, 1 ppm
1% of reading
10,000-150,000 µS/cm
10 µS/cm, 0.1 mS/cm, 1 mS/m, 0.01 S/m, 10 ppm
1% of reading
50,000-500,000 µS/cm
10 µS/cm, 0.1 mS/cm, 1 mS/m, 0.01 S/m, 10 ppm
1% of reading
200,000-2,000,000 µS/cm
100 µS/cm, 0.1 mS/cm, 1 mS/m, 0.1 S/m, 100 ppm
1% of reading
Temperature °C
Range Multiplier
Temperature °C
Range Multiplier
0
181.3
80
43.5
10
139.9
90
39.2
15
124.2
100
35.7
20
111.1
110
32.8
25
100.0
120
30.4
30
90.6
130
28.5
35
82.5
140
26.9
40
75.5
150
25.5
50
64.3
160
24.4
60
55.6
170
23.6
70
48.9
180
22.9
Note: Conductivity ranges on page 2 apply at 25°C. At higher temperatures, the range is reduced per the range multiplier
chart.
2.2 Electrical: Input/Output
Input Power
100 to 240 VAC, 50 or 60 Hz, 13 A maximum
Inputs
Sensor Input Signals (0 to 8 depending on model code):
Contacting Conductivity
0.01, 0.1, 1.0, or 10.0 cell constant OR
Electrodeless Conductivity
OR
Disinfection
OR
Amplified pH, ORP or ISE
Requires a preamplified signal. Walchem WEL or WDS series recommended.
±5VDC power available for external preamps.
