P. 40 - Chap. 7 Start-up and operation
G
B
The compressor outputs this message followed by a
countdown.
8
Unload run
hour-date 04m 59s
At the end of the countdown, the compressor switches off,
changing to “Stand-by auto start”, status, ready to restart
in the case of a request for air
Stand by auto start
hour-date
b) Setting of CONTIN. functioning
(see paragraph 7.4.2.3):
The compressor outputs the “Unload run” message,
the machine never stops, always remaining available to
restart production of compressed air immediately in the
case of any request.
9
Unload run
hour-date
STOPPING the compressor
Machine starting and stopping is timed.
Simply press the K2 button to stop the compressor
The compressor does not stop immediately but initiates a set of operations to stop the machine according to
operating conditions when the STOP command is invoked.
If, at the time of the STOP command, the compressor was operating at full load, the control unit sets the
machine to unload run.
Display DI shows this countdown; at the end of the
countdown, the motor is stopped.
10
Stop in XXX sec.
hour-date
At this point, the display shows this additional timing:
during this phase, the compressor vents the pressure
inside the separator reservoir preparing for subsequent
restart.
Blowdown in XXX sec.
hour-date
If the K1-START key is pressed again before the
preset timed restart time has passed, a new timing
is shown on display D1 which indicates the time to
compressor restart
This function prevents restarting the compressor
when it is still pressurized, avoiding electrical motor
verload.
Start in XXX sec.
hour-date
11
Compressor emergency STOP
Press the PE red EMERGENCY STOP button to stop instantaneously the compressor in a hazardous
situation
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