Thermal Dynamics CutMaster 58 - SECTION 4 SYSTEM: OPERATION; 4.01 Front Panel Controls; Features

CUTMASTER 58
Manual 0-5544 OPERATION
4-1
SECTION 4 SYSTEM:
OPERATION
4.01 Front Panel Controls / Features
See Illustration for numbering Identication
1. Output Current Control
Sets the desired output current. Output settings up to
60 Amps may be used for drag cutting (with the torch
tip contacting the workpiece) or for stando cutting.
2. Function Control
Function Control Knob; Used to select between the
dierent operating modes.
SET Used to purge the air through the unit
and torch and leads and to adjust gas pressure.
RUN Used for general cutting operations
RAPID AUTO RESTART Allows for faster
restarting of the Pilot Arc for uninterrupted cutting.
LATCH Used for longer hand held cuts.
Once a cutting arc is established, the torch switch can be
released. The cutting arc will remain ON until the torch
is lifted away from the work piece, the torch leaves the
edge of the work piece the torch switch is activated
again or if one of the system interlocks is activated.
3. ON OFF Power Switch
ON / OFF Switch controls input power to the
power supply. Up is ON, down is OFF.
4. Air/Gas Pressure Control
The Pressure
+
Control is used in the "SET"
mode to adjust the air/gas pressure. Pull the knob OUT
to adjust and push IN to lock.
5. AC Indicator
Steady light indicates power supply is ready for op-
eration. Blinking light indicates unit is in protective
interlock mode. Shut unit OFF, shut OFF or disconnect
input power, correct the fault, and restart the unit. Refer
to Section 5 for details.
A
+
PSI BAR
MAX MAX
MIN MIN
!
1 2
3
4
5
6
7
8
9
Art# A-13751
MIN
MAX
10
6. Temp Indicator
Indicator is normally OFF. Indicator is ON when internal
temperature exceeds normal limits. Let the unit cool
before continuing operation.
7. Gas Indicator
Indicator is ON when minimum input gas pressure for
power supply operation is present. Minimum pressure
for power supply operation is not sucient for torch
operation.
8. DC Indicator
Indicator is ON when DC output circuit is active.
9.
!
Fault Error Indicator
Indicator is ON when Fault circuit is active. See Section
5 for explanations of fault lights.
10. Pressure Indicators
PSI BAR
MAX MAX
MINMIN
80
75
70
65
5.5
85 5.9
90 6.3
5.2
4.8
4.5
Art # A-08170
The Indicators will illuminate according to the pressure
set by the Pressure Control Knob (number 4).