9.1.2 Switching off
1. Press the «OFF» key.
The machine switches to IDLE (not for SXC) and the
ON LED flashes. The
SIGMA CONTROL 2 display shows
Stopping. The ON LED extinguishes as soon as the auto‐
matic shut-off action is completed.
2. Switch off and lock out the power supply isolating device.
Result The
Voltage applied to controller LED extinguishes. The machine is switched off and disconnected
from the power supply.
In rare cases, you may want to shut down the machine immediately and cannot wait until the
automatic shut-down process is finished.
➤ Press «OFF» once again.
9.2 Switching off in an emergency
The EMERGENCY STOP command device is located below the controller
2)
.
2)
Does not apply to i.Comp
Fig. 43 Switching off in an emergency
22
EMERGENCY STOP command device
Switching off
➤ Press the EMERGENCY STOP command device.
After actuating the EMERGENCY STOP command device, the machine is shut down. How‐
ever, the machine is still connected to the electrical mains supply.
Result The EMERGENCY STOP command device remains latched after actuation.
The compressor's pressure system is vented and the machine is prevented from automatically re-
starting.
Switching on
Precondition The fault has been rectified
9
Operation
9.2
Switching off in an emergency
No.: 9_9450 12 E
User Manual Controller
SIGMA CONTROL 2 SCREW FLUID ≥5.0.X
177