Procom TG01 - Manual (Page 2)

Data Sheet
TG01
Signal Generator
The TG01 is part of an application for monitoring impedance in loudspeaker cir-
cuits. It generates the reference signal necessary for the loudspeaker circuit function
card 4LSL.
WPS-04
WPS-08
Application example of loudspeaker circuit monitoring
The principle functions of the TG01 are illustrated in the following block diagram.
TG01
BUS
S
t
e
u
e
r
u
n
g
P
C
M
KS
+5V
GND
-5V
-48V
+0V
125 Hz
-48V
G
125 Hz
4LSL
+0V
A
n
z
e
i
g
e
Betriebs-
spannung
Erd-
schluss
I/O
System-
blinker
Block diagram TG01
CPU1
DTA-012 030/ 048/ 066/ 084/ 114
2DA
TG01 DSS1 SV01 4NSA
V100
Disaster
V100
V100
4LSL
LK2 ..
LS 1
LS 2
LS n
Monitoring of loudspeakers according to the
equipment level 1 of the Deutschen Bahn AG
Function Description:
DVS-21 LS 1
LK1
LS 2
LS n
C
O
N
T
R
O
L
Operating
Voltage
I
n
d
i
c
a
t
i
o
n
Earth
Leakage
I/O
System
Blinker
Date 27.03.2009 Page: 2/4 Author: HS Document-No.: DB_TG01_2831_02
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