Galvanic Applied Sciences MONITEK MESSENGER, User Manual

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Set the Access Level to Technician and then select Calibration menu.
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Select “ Setup Process Calibration” and Then “Build Calibration”
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Up to FOUR sensors may be configured in the Messenger. Typically
Sensor #1 corresponds to Result # 1 and Sensor # 2 corresponds to
Result # 2 and similar setup for 3 and 4.
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At least three data calibration points are needed to get a good
representation of the data curve. If you are only doing Turbidity then all
you need is to calibrate sensor #1. Enter the value for the sample in the
cell and then press “Read New Data”, you may want to repeat pressing
“Read New data” until you feel that the number is fairly the same between
successive reads. Press “Store New Value” to store selected values.