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9 Control system
34
9
Control system
9.1
General
This chapter will help you to quickly commission the
unit. The control system is explained in detail in the
separate DELCOS Pro user manual.
When the unit has been switched on for the first time,
the
POWER LOSS
fault appears on the display. This fault
must be acknowledged with
. This is a routine
message; the compressor is not defective.
The system is supplied with the display language set to
English. To choose another language, see Section
9.5.1.
Fig. 20
9.2
Buttons
I
Switch on the system
Switch off the system
The three buttons on the right next to the display have a
dual function:
+
at the same
time
Call up or exit menu,
Exit menu / sub-menu
Switch to next sub-menu / menu item,
or reduce a value
Switch to previous sub-menu / menu item,
or increase a value
Acknowledge button, if you are in a menu
/ sub-menu, the acknowledge button
functions as an Enter button [
↵
].
9.3
Status indicator (display / LEDs)
The controller is equipped with a three-row display.
1. Row:
This always shows the final compression temperature,
final compression pressure and system pressure.
Final compression temperature: the temperature
measured downstream of the compressor stage.
Final compression pressure: the pressure measured
downstream of the compressor stage.
System pressure: the pressure within the system
connected downstream of the compressor.
2. Row:
The second row is reserved for the menu. In the menu
you can view values such as the total service hours and
set values such as the target pressure.
3. Row:
The third row shows status, fault and warning
messages.
LEDs
The GD Pilot is fitted with two LEDs (red, green).
Red LED:
Flashing slowly:
warning, maintenance due
Flashing quickly:
fault, unit is stopped until fault has
been rectified
The red light signal only goes out once the warning or
fault has been correctly remedied.
Green LED:
Flashing:
system is ready, the motor may
start up automatically at any time.
Steady:
the drive motor is running
163ºF 130psi 128psi
TOTAL
RUNNING
4711h
ON-LOAD
Summary of Contents for L23
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