ShopTek™ ST4, ST5, ST7, ST11, ST15 Three-phase 60 Hz User Manual
2: Description
88292018-236 R00
Subject to EAR, ECCN EAR99 and related export control restrictions.
19
2.7
Controller/keypad
. The controller keypad has two main
pads for compressor control. To start the compressor
operation, press the green Start pad
.
To stop compressor operation, press the red Stop pad
. The Run mode indicator
lights up whenever the
control is in an operating mode.
2.8
LCD display
The display's normal view shows the compressor pack-
age's discharge pressure, internal temperature, operat-
ing mode, and load status. The modes are MANUAL,
STOP, AUTOMATIC, or FAULT.
. If a machine fault occurs, the red
fault
indicator will light up, and the display will indi-
cate that a fault has occurred.
The lower line will display the cause of the fault. Refer to
service instructions to correct the cause. Press and hold
the Return/Reset pad
to reset the controller.
®
X
S
1
2
3
4
5
6
7
8
9
10
11
Figure 2-9: Control system—ST4, ST5, ST7
1. Run mode indicator light (green)
7. Return/reset button
2. Power on indicator light (red)
8. Cursor/confirm button
3. Fault warning indicator light (red)
9. Up button
4. Display panel
10. Down button
5. Stop button
11. Set/load/unload button
6. Start button
STOP:
RTD
Fault
Figure 2-10: RTD fault
