Ht4400 plasma run sequence -7, Ht4400 plasma run sequence – Hypertherm HT4400 HySpeed Plasma Arc Cutting System User Manual
Page 98
MAINTENANCE
HT4400
Instruction Manual
5-7
HT4400 Plasma RUN Sequence
The following flowchart shows the sequence from RUN state through the end of a cut. Shaded boxes indicate
action taken by the operator.
System in RUN state
¥ Analog board compares output current
of each chopper to the set current
for each chopper
¥ Plasma START input monitored
¥ Phase loss monitored
¥ Interlocks monitored
Analog board adjusts
chopper duty cycle
Actual current too high
or too low?
START signal released?
¥ Plasma cut-flow OFF
¥ Choppers ramp down
¥ Choppers OFF
¥ Shield gases OFF
¥ After 100 ms, post-flow gas ON
for 10 s
¥ Gas console displays CA, Cb or Rd
¥ Error counter incremented by 1
START signal given
during post-flow?
¥ Post-flow stops
¥ START sequence begins
¥ Post-flow finishes its sequence
¥ System idle, waiting for next
START command
Yes
Yes
Yes
No
Yes
Current lost before
ramp down complete?
No
Phase loss detected?
¥ Main contactor CON1 OFF
¥ Gas console displays PL error
¥ All functions disabled until
plasma START signal is released
Yes
Yes
- EDGE Pro Ti Shape Cutting Control Rev.2 (288 pages)
- 80669J Rev.3 (304 pages)
- HD3070 Plasma Arc Cutting System w/ Manual Gas Console (281 pages)
- MAXPRO200 Rev.2 (294 pages)
- MicroEDGE Pro Shape Cutting Control Rev.2 (182 pages)
- HPR260 Auto Gas Preventive Maintenance Program Rev.4 (288 pages)
- Powermax1650 (317 pages)
- Shape Cutting Control (66 pages)
- PHC Sensor (58 pages)
- HTA Rev 6.00 Operators Manual (212 pages)
- HTA Rev 7.00 Install Guide (242 pages)
- THC Control Board Replacement (13 pages)
- THC Plasma Interfacer Upgrade (9 pages)
- THC X-Y Table Product Configuration (20 pages)
- D845GERG2 (128 pages)
- MRT2 (64 pages)
- MRT (98 pages)
- Duramax Hyamp Long Handheld Torches (92 pages)
- Duramax Hyamp Robotic Torch (74 pages)
- HyIntensity Fiber Laser Rev.3 (240 pages)
- PCBS-0124 (70 pages)
- SuperMicro 370SBA 533Mhz (90 pages)
- LR2075 (56 pages)
- Phoenix 8.0 (585 pages)
- LH2125 (60 pages)
- HD3070 w/ Automatic Gas (35 pages)
- HD3070 w/Manual Gas (43 pages)
- HD4070 Rev.8 (278 pages)
- HD4070 Product Configuration (88 pages)
- HPR800XD Manual Gas Preventive Maintenance Program Rev.1 (33 pages)
- HPR800XD Manual Gas Preventive Maintenance Program Rev.1 (32 pages)
- HPR800XD Manual Gas Rev.2 (368 pages)
- HPRXD Short Torch with Integrated Lead Rev.1 (30 pages)
- HT4001 (59 pages)
- DuraChill 5 HP Air-Cooled Chiller For Hypertherm (29 pages)
- HT4001 Air Injected Water Muffler System (40 pages)
- H601 Power Supplies (62 pages)
- MAX200 Remote Switch (9 pages)
- HT4100 Plasma Arc Cutting System Operating (50 pages)
- HT4001 Plasma Arc Cutting System (259 pages)
- HSD130 HySpeed Plasma (233 pages)
- HySpeed HT2000 Plasma Arc Cutting System Rev.7 (53 pages)
- HySpeed HT2000 Plasma Arc Cutting System Rev.27 (289 pages)
- MAX200 Water Muffler (39 pages)
- HT2000LHF Product Configuration (23 pages)