MINAC Systems
Revision A
USER MANUAL
31 January 2005
63860.doc
© For reproduction rights, see cover page.
Page 28
timer/sequence can be started.
Setpoint source: LOC, EXT, HHT or
DEFAULT.
4.
External Control
Different types of ECUs can be used to operate the frequency converter. The
start-up sequence will vary depending on the type of ECU used. Make sure that
the LOCAL/REMOTE selector is in the REMOTE position.
Setpoint source:
LOC, EXT, HHT or DEFAULT.
4a.
Foot Controller/ foot switch
The unit can be equipped with a foot controller or a foot switch. The LOCAL/
REMOTE selector must be in the REMOTE position when operating the MINAC
from a foot controller/switch. Turn on the output power by operating the pedal.
Increase the level of output power by pressing the pedal gradually if using a foot
controller (0-100% control range).
Setpoint source: EXT or DEFAULT for foot
controller / LOC for foot switch
.
6.2.4
Alarms during start-up
If any alarm is activated during the start-up sequence, an alarm message will pop up
in the footer area of the display. If an alarm is activated, find the cause of the alarm
and remove it (refer to paragraphs 5.1.1 and 6.7). Press the RESET button to reset
the FAILURE lamp.
WARNING!
Do not remove the equipment's covers or panels.
Refer trouble-shooting to qualified personnel.
6.3
Normal Operation
WARNING!
PACEMAKERS: Anyone wearing a pacemaker may
be at risk when in the vicinity of the induction
heater's coil section. There is a risk that the
electromagnetic fields produced by the induction
heating unit may interfere with the performance of
the pacemaker.
WARNING!
RISK OF BURNS: Avoid wearing materials that
conduct electricity close to the body. Energize the
coil only when it is in the vicinity of the workpiece.