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ACO6800
+
Installation and Operation Manual
25
Copyright © 2009, Harris Corporation
Chapter 3: Configuration and Operation
Sample Scenario Two
The initial settings for sample scenario two are outlined in
scenario, the trigger time and clear time of all alarms is presumed to be 0
seconds.
A1 SDI Loss of Video: Priority
6
A1 SDI Loss of Video: Trigger
2 s
A1 SDI Loss of Video: Clear
10 s
Table 3-6. Sample Scenario One: Chain of Events
Event
Result
1. At the start, A1 and A2 are both present. Output A is A1 (A1 is the primary channel).
2. A1 is lost.
Output A is A1 (alarm is not yet triggered;
waiting for two second trigger condition).
3. Two seconds pass.
Output A is A2 (alarm is triggered).
4. A user sets the Manual Switch to A1.
Output A is A1 (Manual has higher priority
than Alarm).
5. A user activates GPI Input 2.
Output A is A2 (GPI Input has higher priority
than Manual).
6. A user sets the Manual switch to
Disable.
Output A is A2.
7. A1 is present.
Output A is A2 (GPI Input command is still
active).
8. Five seconds after A1 is present, GPI
Input 2 is deactivated.
Output A is A2 (alarm for A1 is not cleared
yet; waiting for 10 seconds clear condition).
9. Five seconds pass.
Output A is A1 (alarm is cleared).
Table 3-5. Sample Scenario One: Parameter Settings
Parameter
Setting
Table 3-7. Sample Scenario Two: Parameter Settings
Parameter
Setting
Group A Switch High Priority
GPI Input
Group A Switch Medium Priority
Alarms
Group A Switch Low Priority
Manual
Group A Alarm Switch Level
6
Group A Manual Switch
Disable
A1 SDI Loss of Video: Priority
6
A1 SDI Video Standard Mismatch: Priority
1