•
0
OK
0
•
DANGER
•
A 0
ALERT
C B
0
BYPASS
0
Dual Thrust Monitor Maintenance
LED DISPLAY
A
CO\DITION
DANGER RELAY
DRIVE
OR VOTING
• DANGER 0
0 DANGER
•
• DANGER
•
0 DANGER
DANGER 0
EITHER CHANNEL A OR B (OR
BOTH) HAS EXCEEDED ALARM
LEVEL. (SEE 171)
ON
ON
ON
AND VOTING*
OFF
OFF
ON
FIRST OUT CONDITION FOR
RESPECTIVE A OR B CHANNEL
THAT HAS EXCEEDED ALARM
LEVEL. TWO CHANNELS M AY
INDICATE FIRST OUT FOLLOWING
SELF TEST.**
ON
OFF
ON
OFF
*IF EITHER CHANNEL I S BYPASSED, ALARM RELAY I S ACTIVATED I F NONBYPASSED
CHANNEL I S IN
ALARM.
**FIRST OUT RESOLUTION I S BETTER THAN 5 0 MILLISECONDS I F TWO ALARMS
OCCUR WITHIN 5 0 MILLISECONDS OR LESS OF EACH OTHER THEY COULD
CAUSE BOTH LEDS TO FLASH.
25801
7
Summary of Contents for 3300/20
Page 5: ...80178 01 D u a l Thrust Monitor Operation Blank Page iv...
Page 7: ...80178 01 D u a l Thrust Monitor Operation Blank Page vi...
Page 23: ......
Page 24: ...3300 20 DUAL THRUST POSITION MONITOR MAINTENANCE MANUAL B E N T LY NEVADA...
Page 27: ...80179 01 D u a l Thrust Monitor Maintenance Blank Page iv...
Page 74: ...Dual Thrust Monitor Maintenance 8 0 1 7 9 0 1 Blank Page 45...
Page 87: ...SCHEMATIC D I A G R A M SIRM E P D X Y 7 8 4 6 3 SHEET 1 O F 2...
Page 89: ...f SCHEMATIC D I A G R A M QUAD R E L AY 8 3 7 3 0 SHEET 1 O F 2...
