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Hypertherm HyPerformance Plasma HPR260 User Manual

Hypertherm HyPerformance Plasma HPR260
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HPR260 Manual Gas Instruction Manual b-1
III. Power-up
a. Processor boots in microprocessor mode and begins to execute code in external flash memory.
b. Limited initialization of digital-signal processing (DSP) hardware.
c. Calculate checksum on external flash and on DSP internal flash.
If checksums don’t match, copy code in external flash to internal flash.
d. Jump to internal flash and start execution.
III. Initialization
a. Full initialization of DSP hardware.
b. Read EEPROM for previous current setpoint.
III. Main loop
a. Check for serial messages from the internal UART.
If valid message is received, parse the message and take action.
b. Check for serial messages from the external UART.
If valid message is received, parse the message and take action.
c. Check for CAN message.
If CAN message has arrived, parse the message and take action.
d. Check for error conditions every 10 milliseconds.
e. Refresh data from gas console (i.e. pressures) every 250 milliseconds.
f. Update the chopper control loop every 26 microseconds.
g. If an error has occurred, take action.
h. Update analog inputs.
i. If current setpoint has changed, update the data in the EEPROM.
j. If inlet gases change, perform a purge cycle.
k. Descriptions of machine states
(Numbers listed below do not correspond to actual state numbers.)
1. Idle
Outputs are off.
Chopper setpoints = 0.
6-second delay for other processors to initialize.
Appendix B
FUNCTIONAL DESCRIPTION OF SOFTWARE

Table of Contents

Questions and Answers:

Hypertherm HyPerformance Plasma HPR260 Specifications

General IconGeneral
Cutting Capacity Mild Steel38 mm
Output Current30-260 A
Input Voltage200-600 V, 3-PH
Gas SupplyOxygen, Air, Nitrogen
Duty Cycle260 A at 100%

Summary

SAFETY

Recognize safety information

Understand potential hazards and follow instructions to avoid them.

Follow safety instructions

Read and adhere to all safety messages in the manual and on the machine.

Cutting can cause fire or explosion

Take precautions to prevent fires and explosions during cutting operations.

Electric shock can kill

Follow safety procedures to prevent fatal electric shock hazards.

Toxic fumes can cause injury or death

Minimize exposure to toxic fumes and ensure adequate ventilation.

Arc rays can burn eyes and skin

Use proper eye and skin protection to avoid burns from arc rays.

Grounding safety

Ensure proper grounding of the system and workpiece for safety.

SPECIFICATIONS

System gas requirements

Specifies required gas quality, pressure, and flow rates for different metals.

Power supply

Details on the electrical specifications and components of the power supply.

INSTALLATION

Installation requirements

Conformance to national/local electrical and plumbing codes.

Recommended grounding and shielding practices

Procedures to protect the system from RFI and EMI noise.

Steps to take

Detailed steps for proper system grounding and cable routing.

OPERATION

Consumable selection

Guide to selecting correct consumable parts for different materials and amperages.

How to optimize cut quality

Tips and procedures for achieving square, straight, smooth, and dross-free cuts.

MAINTENANCE

Error codes

Information on how error codes are displayed and where to find troubleshooting steps.

Coolant flow troubleshooting chart

A flowchart to diagnose and resolve coolant flow issues.

Gas leak tests

Procedures for performing automatic leak tests on the gas system.

WIRING DIAGRAMS

Appendix C BEVEL CUTTING

Cut charts

Lists initial pierce heights and delay times for bevel cutting.

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