OM POWER OM2000+ User Manual page 29

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them! one! position! back.! It! means! that! every! time!
table!shows!limited!values!for!the!safety!circuits!activation.!
!
Fault!code! Parameter!
1! Power!Output!is!too!high!
2! Reflected!power!is!too!high!
3! Power!Input!is!too!high!
4! Low!output!power!(tune)!
5! Plate!current!!is!too!high!
6! Grid!current!is!too!high!
7! Screen!current!is!too!high!
8! N/A!
9! Heating!voltage!error!
A! HARD!FAULT!(from!3.1!version)!
B! Plate!voltage!error!
C! Grid!voltage!is!low!
D! Screen!voltage!error!
E! SWR!is!too!high!
F! Amplifier!is!too!hot!
)
)
1. *!!This!fault!indicates!mistuning!of!the!PA.!It!works!for!Input!power!higher!than!10W.!If!output!
power! decreases! more! than! 3dB! below! value! corresponding! with! the! applied! Input! power,!
fault!message!„Low)output)power"!appears.!You!have!to!tune!the!PA!correctly.!
!
)
2. ***! When! the! heating! voltage! exceeds! boundaries! 9V! +/a! 2V,! warning! message! „Heating)
voltage) error"! appears.! ! Check! proper! position! of! AC! selector! (page! 25).! Heating! voltage!
without!RF!signal!should!be!between!8.5!and!9V.)
)
)
3. ****!!„HARD)FAULT")appears!if!!the!plate!current!exceeds!2.5!A.!In!such!a!situation!hardware!
will!immediately!disconnect!high!voltage!from!the!plate.!!Fault!is!signed!with!the!letter!„A"!in!
the!memory.!If!error!occurs!frequently,!consult!this!situation!with!the!manufacturer,!please.)
!
)
4. *****! ! If! temperature! sensor! inside! the! PA! detects! of! 80! deg.! Celsius,! warning! message!
„Amplifier) is) too) hot"! appears! on! the! display.! At! 90! degrees! protection! circuit! will!
automatically! block! transmitting! (fault! condition).! You! have! to! decrease! the! power! or! wait!
couple! of! minutes! to! be! ready! transmitting! again.! Fault! is! signed! with! the! letter! „F"! in! the!
memory.!!
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last!
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Exhibit!6!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!Page!29!!from!35!
30! messages! are! visible! on! the! display.! Next!
Warning!level!
2200W!
1700W!(50MHz)!
250W!
80W!
!
1.8A!
10mA!
50mA!
!
+/a!2V!***!
!
Min.!1800V!
Max.!3400V!
a40V!
Min.!250V!
Max.!400V!
!
80!deg.!C!*****!
!
Fault!level!
2300W!
1800!(50MHz)!
300W!
100W!
>!3dB!below*!
2.0A!
20mA!
60mA!
N/A!
+/a!2.5V!!
Plate!current!>2.5A!
****!
Min.!1500V!
Max.!3500V!
a30V!
Min.!220V!
Max.!420V!
3:1!
90!deg.!C!*****!