Vaisala PR53AC Guia De Instalacion página 18

5. Install gasket for the refractometer.
6. Mount the refractometer. Make sure the cable glands on the refractometer are in a
downward position.
a. Finger tighten to 3 Nm if you are using the standard clamp (with one tightening
screw).
b. Tighten to 28 Nm with 9/16 inch wrench if you are using the high pressure clamp
(with two tightening screws).
7. Make sure the wash system connection on the flow cell is properly plugged to avoid
leakage.
8. Make sure the refractometer is firmly in place and that there is no excessive vibration.
Support the piping if needed.
18 M212866EN-B