User Guide
DVS-21
02/2018
• V.1.0 • L. Wolle
54/131
© 2017 ProCom
®
Professional Communication & Service GmbH • Technical changes reserved.
Operation mode
Loudspeaker control
(AAG - Vossloh)
Communication via serial RS-232 interface with an automated announcement PC!
RS-232 hardware version
Firmware 0103LS (custom specific)
The interface parameters are preprogrammed (9600, 8, n, 1)
The USE1 module provides for control. The AF is received by an analog module 4NPA. Each PA
destination is assigned an ID and a control line permanently.
Controlling timer
Timeout for maximum PA duration in seconds
Test
announcement No.
Sending line 100 to Set of the USE1 module activates the test mode. By sending a
line to port 3 or 4, the announcement with the corresponding ID will be requested.
The USE1 module expects a life message every 60 seconds. A failure is signaled by the red LED (AL).
Display and control elements:
LEDs
GREEN - FLASHING Incoming data
GREEN - FLASHING Outgoing data
On GREEN - ON
Announcement runs
Al RED - ON
Life telegram missing
Backplane connectors:
TXD - Transmitter
RXD - Receiver
RTS - RTS signal
CTS - CTS signal
GND - Reference potential of the serial interface
+0V - Reference potential of the 48V power supply