Details Of Probe Adjusting Process; Details Of Operation; Extent Of Operation; Explanation Of Symbols In Operation Diagram - Hitachi 902 Service Manual

(2)

Details of Probe Adjusting Process

For the probe adjustment, first reset the mechanisms, then carry out the following
procedures.
Adjustment of stopping position of S.probe rotation:
(a)

Details of operation

* Rack sampler
(b)

Extent of operation

1) Rotation angle:
2) Descent amount: Sample disk (inner/outer rows); H
* When rack sampler is provided.

Explanation of symbols in operation diagram

START
Sample disk
(outer row)
Sample disk
(inner row)
Reference value (no. of pulses) is subjected to no. of
correction pulses set on System Parameters screen, and
corrected pulse count shall be used.
H is no. of descent pulses given in 2-2.
1
: mechanism operating direction
•
: temporary stop
: proceed to S.STOP
O
: connecting position for repeat
Above cell
Rinse bath
Conditions for stopping:
1) When abnormal descent of probe is detected.
2) When STOP key is pressed.
3) When mechanism STOP level alarm occurs.
In case of 1), press STOP key, then probe returns to rinse
bath and operation stops.
In case of 2), probe returns to rinse bath and operation stops.
14 - 14
- 5 mm
1