Specification
MXD70 Conductivity Setup and
Operating Guide
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Specification
Conductivity Input Card Specification
Conductivity Sensor
Any LTH conventional conductivity cell. Other
manufacturer’s cells can be accommodated.
Connection Cable
Up to 100 meters of LTH 54D cable.
Ranges of Measurement
0-0.999 μS/cm to 0-999.9 mS/cm (K= 0.01 to 10.0).
0-99.99 KΩ/cm to 0-99.99 MΩ/cm (K= 0.01 to 1.0).
0-0.999 ppm to 0-99.99 ppt. (parts per thousand).
See the following range / cell constant table for
further information.
Cell Constant Adjustment
Fully adjustable from 0.005 to 15.00.
Cell Constant Calibration
± 50% of nominal cell constant.
Conductivity Accuracy
±0.5 % of range.
Linearity
±0.1 % of range.
Repeatability
±0.1 % of range.
Operator Adjustment
(Conductivity)
±10 % slope (gain) adjustment for solution calibration.
Temperature Sensor
Pt100 or Pt1000 RTD. Up to 100 meters of cable.
Temperature sensor can be mounted in the
conductivity cell or separately.
Range of Temperature
Measurement
-50 °C to +160 °C (-58 °F to +320 °F) for full
specification.
Temperature Accuracy
0.2 °C (When using a 4 wire PT1000)
Operator Adjustment
(Temperature)
± 50 °C or ± 122 °F
Range of Temperature
Compensation
-10 °C to +150 °C (+14 °F to +302 °F) for full
specification.
Temperature Compensation Type
Fixed UPW curve plus variable slope 0 - 3.9 %/°C over
-10 to +150 °C. Selectable In or Out.
Temperature Compensation Base
Selectable at 20 °C or 25 °C.
USP Function
USP monitoring available on associated setpoints.
USP pre-trigger facility also available.
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