R.V.R. Electronica PTX1000DDS, Руководство пользователя

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52
/ 54 User Manual Rev. 1.0 - 29/11/16
ELETTRONICA
PTX1000DDS
8.1.4 Operation of rescuer
First of all, select the audio input modality or the automatic rescuer activation the audio input modality or the automatic rescuer activation
through Board setting submenu (
BdSet
).
State 1 State 2 State 3
Mode 1
A (analogic) - -
Mode 2
- D (digital) -
Mode 3
- - X (MPX)
Mode 4
A (analogic) D (digital) X (MPX)
Mode 5
A (analogic) X (MPX) D (digital)
Mode 6
D (digital) A (analogic) X (MPX)
Mode 7
D (digital) X (MPX) A (analogic)
Mode 8
X (MPX) A (analogic) D (digital)
Mode 9
X (MPX) D (digital) A (analogic)
Then select the level, below which the rescuer enter in action, through Alarms
rescuer submenu ( (
Aresc
).
When the rescuer enter in action or exit from alarm condition, the switching
between inputs takes place according to the timetable set in the Alarms
rescuer submenu ( (
Aresc
).
Alarm occurred: time from state 1 to 2 , and from state 2 to 3 is adjustable under
CngTmr
in the Alarms rescuer submenu ( (
Aresc
).
No alarm occurred: time from state 2 to 1 , and from state 3 to 2 is adjustable under
RecTmr
in the Alarms rescuer submenu ( (
Aresc
).
A brief graphic description of rescuer’s operation is given here below:
STATE 1 STATE 2 STATE 3
If alarm on Level S1
then T 1-2
If alarm on Level S2
then T 2-3
If no alarm on Level S1
then T 2-1
If no alarm on Level S2
then T 3-2
8.2 I.T.U.
The I.T.U. function is active only when the internal coder works, it has been
implemented to monitor the output of complete MPX process. When you enable