Page 33
15. Optional Protective Probe Shroud
The optional protective shroud illustrated below is available for high sensitivity
90
O
probe. The part number for the protector is 125210.
To fit the protective shroud…
1. Insert the 90
O
high sensitivity probe (part no 125192) into the shroud as
shown. Ensure the end of the probe is against the internal stop at the other
end of the shroud.
2.
IMPORTANT
Connect the probe to the
WP-89
. Place probe and shroud assembly into a
beaker of distilled water. Leave at least 25mm clearance from the bottom of
the probe to the bottom of the beaker. Rotate the probe within the shroud so
as to give the lowest possible reading.
3. Fasten the M3 screws onto the probe end.
DO NOT OVERTIGHTEN
.
4. Re-calibrate the
WP-89
and probe with the shroud fitted, as per section 5.