Gardner Denver GD Pilot, Оригинальное руководство пользователя

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5. Extended functions
14
Once the last unit of the switch-out point has been
confirmed, the whole timer unit is activated.
The next step is to go to the
[ CONTROL MENU ]
sub-
menu and then the
TIMER CONTROL
menu item. You
will now see the default setting
TIMER CONTROL OFF
.
If you press the key, the OFF value starts to flash.
You can now use the


key to change the value to
ON
. Then please press the key again to confirm the
entry. The timer is now switched on.
To improve your understanding of this function, the
timer unit setting is explained below using various
examples.
Example 1:
Switching unit 1 not active:
1 _______ 00:00 00:00
Example 2:
The unit should run Monday to Friday between 7.30 am
and 4.15 pm.
2 _MTWTF_ 07:30 16:15
a) b) c)
a) Days of the week Monday to Friday
b) Switch-in point
c) Switch-off point
Example 3:
The unit is to run from Sunday 10 pm through
continuously to Saturday 2 pm. However during the
daily break (12 midday to 12.30 pm), the unit is to be
shut down.
You will now have to use various switching units. The
following settings would be needed in this case:
1 S______ 22:00 00:00 a)
2 _MTWTFS 00:00 12:00
b)
3 _MTWTF_ 12:30 00:00 c)
4 ______S 12:30 14:00 d)
5 _______ 00:00 00:00
6 _______ 00:00 00:00
7 _______ 00:00 00:00
a) Start of operating period
b) Operating period up until lunch break
c) Start of operation after lunch break
d) End of operating period
5.3.2 Pressure changeover setting
Please go to the
[ TIMER CONTROL ]
sub-menu. There
you can use


or


to select between various timer
units. The timer units of the 2nd (
p
2
) pressure range are
in the menu under the normal timer units.
CUT-OUT POINT
TARGET PRESSURE
p2 CUT-OUT
p2 TARGET PRESSURE
p2 TIMER CONTROL
ON-LOAD
Fig. 2 Pressure changeover block diagram
Seven timer units are again available here for the
setting (programming). The values that you have set for
the second pressure range supersede the values for
CUT-OUT POINT
and
TARGET PRESSURE
as soon as
a switching unit is active. The 1st row on the display
then shows the
p
2
symbol behind the line pressure. If
the switching unit becomes inactive, the values for
CUT-OUT POINT and TARGET PRESSURE are again
used.
The status line of each switching unit is as follows:
a) b) c) d) e)
p
2
1 _______ 00:00 00:00
a) 2nd pressure range
b) Unit no.
c) Days of the week [
SMTWTFS]
= Sunday, Monday...
d) Switch-in point
e) Switch-out point