Radio Modem Box
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User Manual
Rev. 1.0 - 24/06/04
Now run a forward power (FWD) alarm test:
1) Set a power value lower than the alarm power in PTX LCD (e.g.: <5%)
2) Wait longer than the time set in the "ALM ST" menu.
3) The "GENERAL" LED on the PTX LCD panel will come on to indicate
successful alarm acquisition.
4) The wording "TX SMS" appears on PTX LCD display (in the "MODEM"
menu).
5) Wait for message reception.
If no message is received, double check the configurations of the parameters
discussed in paragraphs 5.1 and 5.2 and repeat the alarm test procedure.
Now run a mains failure alarm test.
1) Remove power supply from PTX LCD and Radio Modem Box at the same
time.
2) PTX LCD will restart on 24V with the "Ext RF Mute" LED on.
3) Wait for a time period equal to "start" time (60 sec) added with the time
set in the "ALM ST" menu.
4) The "GENERAL" LED on the PTXLCD panel will come on to indicate
successful alarm acquisition.
5) The wording "TX SMS" appears on PTX LCD display (in the "MODEM"
menu).
6) Wait until message "MAINS = absent" is received.
7) Wait for PTX LCD shut down triggered by Radio Modem Box time-out.
8) Put power back to the system (PTX LCD + Radio Modem Box).
9) The "GENERAL" LED on the PTX LCD panel is off to indicate that no
alarm condition is present.
10) Wait for a time period equal to "start" time (60 sec).
11) The wording "TX SMS" appears on PTX LCD display (in the "MODEM"
menu).
12) Wait until message "MAINS = present" is received.
If no message is received, double check the configurations of the parameters
discussed in paragraphs 5.1 and 5.2 and repeat the alarm test procedure.
Listed below are the factory settings for the different PTX LCD alarms in a system
equipped with Radio Modem Box.
Note:
Setting delay time to 0 (zero) disables the alarm.
PTX LCD stand alone
Alarmi name
Threshold Delay time in sec. (0 = disabled)
FWD
50%
15
RFL
50%
15
External FWD 50%
0
External RFL
50%
0
Audio
-
10
Mains
-
10
START time (can only be set via RS232) = 60 seconds
