Parker PDRD Serie Manual De Uso página 84

5 Control
5.1 Control panel
Display
[
&
z y
3
4
é x
2
Reference Name
I ON = dryer powered;
1
MAIN SWITCH
O OFF = dryer not powered.
Yellow = dryer powered.
2 2
POWER LED POWER LED
Green = Dryer operating.
Off = no signal.
3 3
WARNING LED WARNING LED
Flashing = Alarm or warning.
4
DRAIN LED Lit = Drain open.
English
Keypad mode
x
ON/OFF BUTTON
z
RESET BUTTON
é
1
HISTORY BUTTON
y
DRAIN BUTTON
* returns to STANDARD mode after 5 minutes.
Description
5.2 Operation
Operation status
With the MAIN SWITCH
ered) three working conditions are possible:
DRYER
STATUS
1
2
3 REMOTE OFF
To switch from OFF to ON (and vice versa) press
!
In OFF status the unit remains powered until the MAIN
&
SWITCH
STANDARD
Switching on/off Confirm
Reset alarm/ warning Up
Alarm/warning log Down
Condensate drain Out
&
turned to "I ON" (dryer pow-
[
DISPLAY POWER LED (2)
OFF Off Yellow
ON Dew point Green
r.OF Yellow
x
is turned to "O OFF"!
Y
To manage REMOTE OFF mode, remove the bridge
MENU*
between terminals X4.0 and X4.10 (see par. 8.8) and connect the
remote start/stop switch (to be provided by the customer).
In ON status, use the button with the following logic:
DRYER STATUS
!
Do not activate ON status (refrigeration compressor operat-
ing) more than 10 times in one hour.
Scheduled maintenance
Y
When the DISPLAY
ing code and dew point, contact authorized assistance personnel
for carrying out scheduled maintenance indicated in par. 6.3 and
for resetting the warning code (see par. 5.4 in List of alarm/warn-
ings).
z
Press to cancel the warning for 24 hours.
Condensate drain
There are two operation modes:
a) TIMED --- check that the automatic condensate drainage sys-
tem is working properly.
Use manual drainage to check that condensate is not retained
as this is symptomatic of poor drainage.
This check of the timed drain opening (parameter d1).
Settings depends upon the operating conditions of the dryer
and varies the amount of condensate to be removed.
For standard dryer operating conditions, see the following
table of recommended settings:
.
Model
PDRD250
Parameter d1: time open in seconds for every 2 minutes of
operation.
X4.0 X4.10 X4.0 X4.10
ON REMOTE OFF
[
alternatively shows the Sr warn-
Parameter d1
5
3
PDRD250