Sper Scientific 850038 Pure Water Meter - Manual (Page 18)

8.Press the UP/DOWN keys to match
the value on the primary display to
the value of the calibration standard.
Adjust the SALT reading up
to +20% from the detected value. If
the detected value and standard
values differs by more than +20%,
clean or replace probe
The maximum input value is 50 ppt
and the minimum input value is 1ppt.
9. When "Ready displays, press
"ENTER" to confirm the calibration.
The meter switches to SALT
measurement mode. Note:For high
accuracy in
Conductivity &TDS
modes, perform the calibration
again before measuring Conductivity
or TDS if ou have performed a
salt calibration.
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