Series 72 manual page 3 – COSA Xentaur Hygrocontrol Type 72 User Manual
Page 7
Series 72 Manual page 3
done by turning the four fast mounting screws 90 degrees to the left with a
screwdriver. The red coloured buttons are marked on the display - board with:
1) "E"
= enter
2) "M"
= mode
3) " "
= encrease
4) " "
= next decimal
The two arrows are the only pushbuttons which have an "enhanced speed"
function, which operates after pressing them for a time period of more than 1
second. In the "LIST" submenus the " "-button leads to the next, the " "-button
to the previous display point.
4. Measurement Mode "RUN"
4.1. Conditions after Power Connection
After connecting the Hygrocontrol 72 to power, the transmitter is in its normal
measurement mode, called "RUN". First all the segments of the dual line
display are tested for a short period, then a variety of tests occur, which give
information about the probe connected to the microprocessor. If any test fails,
an error message is displayed. See error messages (Chapter 10.).
4.2. Values in the Display
After passing the tests, the display will show in its upper line the actual value of
Humidity with a dimension. This dimension may be - depending on
configuration:
a) % RF (German for rel. Humidity)
b) % RH
c) g/kg
(Watercontent in 1kg dry air)
d) g/m
3
(Amount of water in 1m
3
)
e) °C
Td
(Dewpoint in Centigrade)
f ) °F
Td
(Dewpoint in Fahrenheit)
The lower line of display shows the Temperature of the probe head with
dimension according to configuration:
g) °C
(Centigrade)
h) °F
(Fahrenheit)
5. Software Module "LIST"
5.1. General Informations about the "LIST" Menu
Using the "LIST" module, users of series 72 transmitters are able to display -
but not to change - all the actual parameters the instrument has in its memory.