GE HumiLab, Руководство оператора

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Appendix B — Humilab chilled mirror hygrometer details Page
57
The default is fix. You can select 2 for alternate display. When you
are done, press E to exit.
Press 2 from the Display Switch sub-menu to determine the
behavior of the DISPLAY switch with regard to the output(s) units
and scaling information. The current status will be echoed,
followed by a sub-menu:
STATUS = VIEW ONLY
ENABLE/DISABLE SWITCH FUNCTIONS
1) VIEW ONLY 2) VIEW & CHANGE 3) HIDE E) EXIT
Press 1 to have the information viewable but not changeable (the
default). Press 2 so that it is viewable and changeable from the front
panel. Press 3 to hide the information at the front panel. In this last
case, the units and scaling are still in effect — they’re just not acces-
sible using the
DISPLAY switch. When you are done, press E to exit.
Press 3 from the Display Switch sub-menu to determine the
behavior of the DISPLAY switch with regard to alarm units and
scaling. The following sub-menu will appear:
STATUS = VIEW ONLY
ENABLE/DISABLE SWITCH FUNCTIONS
1) VIEW ONLY 2) VIEW & CHANGE 3) HIDE E) EXIT
Make a selection in the same manner described above. When you
are done, press
E to exit. Press E twice to exit to the main menu.
Set averaging
From the Main menu, press 5 to set the Electronics Modules data
averaging parameter. This figure (1 - 20) determines how many of
the most recent dew point readings are averaged to determine the
reading displayed and output. The factory default is 20. The
current value is echoed followed by a sub-menu:
NUMBER OF POINTS =20
1) SET AVERAGE E) EXIT
Press 1 to change the value. You will be prompted for a new value:
VALUE =
Type a value between 1 and 20 and press RETURN . The value will
be echoed. When you are done, press E to exit.
Please consult the factory before attempting to calibrate the ana-
log outputs of the Electronics Module. All analog outputs are fac-