English (GB)
6
4.4.2 Controller design
The controller is placed in a control cabinet mounted on the base
frame (compact unit) or delivered separately for wall- or floor-
mounting (flex unit). The controller is operated by means of the
control panel in the cabinet door. See fig. 3. The control cabinet
supplies the motor with the electricity required for starting and
operating the motor.
Fig. 3
Control cabinet
The design of the control panel is shown in fig. 4. It consists of
two displays, four indicator lights and four buttons.
Display D1 shows the status of the power supply. Display D2
shows the status of pressure data and allows for setting of
pressure values. See section
Fig. 4
Control panel
She controller has two DIP switches for settings. See section
.
The internal components of the controller are shown in fig. 5 for
model GPA and in fig. 6 for model GPY.
Fig. 5
Internal components of model GPA
T
M
04
51
65
27
09
Pos.
Operating element
1
Circuit breaker (A1)
2
Start button (A2)
3
Stop button (A3)
4
Emergency start handle (A4)
5
Control panel
6
Box with pressure sensor
7
USB port
7
5
6
1
2
3
4
TM
04 516
6 270
9
TM
04
51
67
27
09
Pos.
Designation
Description
1
1M
Main contactor
2
CB
Circuit breaker
3
IS
Isolating switch
4
CT1 - CT3
Measuring devices
5
GPX board
-
6
Pressure board (EPSR)
-
7
XTR1
Transformer
8
SA
9
CR4
Control relay
10
-
Relay board
D1
1
B1
3
B2
2
D2
4
B4
B3
5
2
3
4
1
6
10
9
7
8
