R.V.R. Elettronica HC4, Руководство пользователя

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HC4
14 / 34 User Manual Rev. 1.0L - 01/04/02
Two of the settable thresholds are related to the RF emitted power (Power Good),
while the third is connected to the amount of reflected power (Reflected Warning).
The thresholds are expressed as percentage of full-scale value of the relevant
quantity.
The full scakle values for the HC4 are the following:
• Forward power 4000W
•
Reflected power 400W
To change the values of the thresholds, execute the following procedure:
• Select the line to modify (UP and DOWN buttons)
•
Push the ENTER button
•
Modify the value of the threshold (UP and DOWN buttons)
• Push the ENTER button to confirm
The following figure shows an example of configuration for this menu.
In questo esempio, le soglie degli allarmi sono:
•
PwrGd 1 3200W (80% X 4000W)
• PwrGd2 2000W (50% X 4000W)
•
RflWar 300W (70% X 400W)
•
SwrWar 380W (95% X 400W)
5.3.5 Alarms Menu (Alm)
This screen gives to the user information regarding the status of the protection
system included in the hybrid coupler.
It is constituted by a certain number of lines, each containing the name of a variable
controlled by the system and the kind of intervention that is undertaken by the
system in case the parameter surpasses its limit.
The latter can be of the kind: X - (Y), Wait, or Dis. (Disabled).
The aspect of this multi-line screen is the following (only two lines at a time are
visible, use the UP and DOWN buttons to scroll):