10
Other screen...................................................................................................................................196
Change the device that has control.................................................................................................................197
Use ohmic contact sense...................................................................................................................................198
Example of internal ohmic contact sense............................................................................................199
Example of external ohmic contact sense...........................................................................................200
Install a remote on-off switch.............................................................................................................................201
Examples of output circuits.................................................................................................................... 202
Logic interface, active high..........................................................................................................202
Logic interface, active low...........................................................................................................203
Relay interface................................................................................................................................203
This circuit voids the warranty. Do not use..............................................................................204
Examples of input circuits....................................................................................................................... 205
Relay interface................................................................................................................................205
Optocoupler interface.................................................................................................................. 205
Amplified-output interface........................................................................................................... 206
Redundant remote on-off example interface...........................................................................207
Install a redundant remote on-off switch.........................................................................................................207
5 Coolant Installation........................................................................ 209
Overview of cutting system coolant.................................................................................................................209
Fill the cutting system with coolant.................................................................................................................. 209
6 Operation...........................................................................................215
CNC controls and display..................................................................................................................................215
Wireless device controls.................................................................................................................................... 216
Power-indicator LEDs......................................................................................................................................... 216
Sequence of operation........................................................................................................................................217
Power-up state (1)....................................................................................................................................217
Initial Checks state (2).............................................................................................................................218
Gas Purge/Pump On state (3).............................................................................................................. 219
Wait for Start state (5).............................................................................................................................221
Preflow/Charge DC state (7).................................................................................................................221
Ignite state (8)............................................................................................................................................222
Pilot Arc state (9)......................................................................................................................................224
Ramp-up state (11)..................................................................................................................................226
Steady state (12)...................................................................................................................................... 227
Ramp-down state (13)............................................................................................................................ 228
Contents
811530 Instruction Manual XPR460
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