Heraeus HS 12, Руководство по обслуживанию, Страница: 107 / 282

Retrofit Kit Instructions Digital display air flow velocity HERAsafe HS/HSP
Valid: 12.2001 50072901 7
15. Closing the control unit.
16. Reconnect the unit to the main power supply (power plug !).
17. Assembly laminator

Open the front window as wide as possible..
 Make a slot of weight 20 mm in the laminator for the transducer.
Measure the accurate position of the slot on the unit !
 Place the perforated plate onto the rear seating with the beads facing upward.
 Push the perforated plate backward, then place it onto the front seating.
 Close the front window.
18. Perform a functional test run of the newly installed components.
19. Calibration of the air flow digital display
 Adjust the display according to parameter list 50052555 .
Description of the display:
The button 3 has the function to choose a parameter
or to acknowledge an input or to change an other parameter.
The button 1 and 2 have the function up and down, to choose an
other value.
 Put the anemometer on the position in the work chamber,
where the mean air velocity is detected ( by calibration ).
 Open the front window in working position and power keyswitch in position "Maintenance".
 Waite until anemometer shows the air velocity of 0 m/s.
 Then push button 3 so long until the display shows "0" - 10 ( "0" is blinking ).

Change the value with button 1 and 2 so that the display shows "0.00".
 Turn on the unit, power keyswitch in "ON" position.
 Waite until laminar airflow is stabil.
 Push button 3 so long until the display shows 0 -"10" ("10" is blinking).
 Change the value with button 1 and 2 so that the display shows the some value just as the
anemometer.
20. Perform an electrical safety inspection according to VDE 0701-1.
21. Perform a safety check according to EN 12 469.
22. Note the changes made during the retrofit in the unit’s logbook.
button 1 button 2 button 3