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Дата изменения: Tue Apr 5 19:54:22 2016
Дата индексирования: Tue Apr 12 01:02:00 2016
Кодировка:
Miscellaneous notes
05apr16
Miscellaneous notes...
maintenance mode
05apr16
switch inside the cabinet
Only read at boot up, so cycle the power after changing the switch.
it will:
encoders not used
only velocity mode. slower than normal mode
az slave motor not used (back driven by the master).
software limits not respected.
To read hardware limit:
enter maintenance mode
drive to limit switch
switch back to normal mode and read the encoder.
limit switches
05 apr16
software limits.
in tracking mode, can't go beyond
in velocity/rate mode. sets velocity to 0.
el: min 5.8, max: 88
az; min -180, max:360.. (from acceptance test..)
hardware limits
1st switch is hardware limit.
Should normally not hit it (software limit protects .. unless 0 velocity creep)
can only drive out in velocity mode.
2nd switch. backup limit. should never hit
manual (operation II says you need special attention to get out.
we manually flipped the switch. ended up rebooting system to get back.
12meter page
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