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| The machine includes the following packages: | ||
| Package I - Control Cabinets. The machine includes a control cabinet with associated Mark VII
control printed circuit boards, operator console, and power distribution cabinet.
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| Package II - Upgraded Vacuum System. The machine possesses two new vacuum gauge systems,
one for the chamber and one for the gun to interface with the existing Mark VII control, including
Televac vacuum gauges (calibrated to NIST standards) and troubleshooting simulators. All of the
vacuum pumps have been reconditioned to a "like-new" condition. Two holding pumps are provided
for optimum pumping capability. The machine can pump down to 10-2 Torr (10 microns) in less than
5 minutes.
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| Package III - Axis System. The machine possesses a two-axis (rotary and "Y") servo drive system
complete with drives, motors, and encoders. The encoders provide feedback to the computer control
for accurate positioning and speed control.
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| Package IV - Upgraded High Speed Scanner System. The high speed (2500 Hz) scanner system
will consist of a Scanner Booster Amplifier and Scanner Booster Simulator, used for troubleshooting
the Scanner Booster Amplifier circuit.
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| Package V - High Voltage System. The machine possesses a 30KW (60KV, 500ma) Powerstat
AVR system, including high voltage tank.
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| Optional Package V-A - Upgraded High Voltage System.
PWT would replace the existing 30KW Powerstat AVR system with a
30KW single transistor solid-state AVR system. PWT's transistor
pack uses one IGBT (Isolated Gate Bridge Transistor), the latest
generation in power transistors. See a further description of the single transistor AVR under "Solid State AVR System" on our EBW Components page. | ||
| Package VI - Computer Control System. The computer control consists of an S130 Data General
computer, its associated printed circuit boards, a CRT monitor, and all necessary input/output (I/O)
interface printed circuit boards/components. A full computer cabinet with I/O rack shall house the
computer/electrical components. A rack mounted CNC mini-file system, which utilizes 3 1/2 inch,
1.44 Megabyte diskettes is included.
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| Optional Package VI-A - New Computer Control System. PWT would provide their own
user-friendly computer control upgrade to the existing machine. The control will allow the user
to program both contouring axes of motion, program and monitor the essential welding
parameters, as well as utilize an auto-correction function.
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| Package VII - Initial Machine Startup. We will ensure the electrical and gas supplies are connected
adequately, start the machine up, and perform a preventative maintenance (PM) check, including
calibration of the critical process parameters, to ensure the machine will meet new machine
performance requirements.
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Sciaky
Electron Beam 3-Axis Welding System (refurbished)
| The machine includes the following packages: | ||
| Package I - Control Cabinets. The machine includes a control cabinet with associated Mark VII
control printed circuit boards, operator console, and power distribution cabinet.
| ||
| Package II - Upgraded Vacuum System.
The machine possesses two new vacuum gauge systems, one for the chamber and one for the gun to interface with the existing Mark VII control, including Televac vacuum gauges (calibrated to NIST standards) and troubleshooting simulators. The machine has chamber and gun turbo pumps for high vacuum conditions.
| ![]() (select to see larger image) |
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| Package III - Axis System. The
machine possesses a three-axis ("X", "Y", and
rotary) servo drive system complete with drives, motors, and encoders.
The encoders provide feedback to the computer control for accurate
positioning and speed control. | ||
| Package IV - Upgraded High Speed Scanner
System. The high speed (2500 Hz) scanner system will consist
of a Scanner Booster Amplifier and Scanner Booster Simulator, used
for troubleshooting the Scanner Booster Amplifier circuit. | ||
| Package V - High Voltage System.
The machine possesses a 15KW (60KV, 250ma) high voltage tank and single transistor solid-state AVR system. PWT's transistor pack uses one IGBT (Isolated Gate
Bridge Transistor), the latest generation in power transistors. See a further description of the single transistor AVR under "Solid State AVR System" on our EBW Components page. | ||
| Package VI - Computer Control System.
The computer control consists of an S120 Data General computer, its associated printed circuit boards, a CRT monitor, and all necessary input/output (I/O) interface printed circuit boards/components. A full computer cabinet with I/O rack shall house the computer/electrical components. A rack mounted CNC mini-file system, which utilizes 3 1/2 inch, 1.44 Megabyte diskettes is included. An operator's pendant, with all necessary controls, is provided.
| ||
| Package VII - Initial Machine Startup.
We will ensure the electrical and gas supplies are connected adequately,
start the machine up, and perform a preventative maintenance (PM)
check, including calibration of the critical process parameters,
to ensure the machine will meet new machine performance requirements. | ||