4.
3
(MT13 - En 2015)
4
SERVICE MODULES
VIDEO AMPLIFIER
2223C
. It is used to amplify and regenerate the colour or black and white video signal to
increase the installation distance of additional 150 meters.
For information about connection see pages 5.7, 5.8 and 5.9 of the chapter 5.
Technical data
Power supply:
13Vac ± 1
Operating current:
0.3A
Operating temperature:
0°÷+50°C
Maximum permissible humidity: 90%RH
Housing:
DIN 4 modules A
Terminals
/
AC voltage input
LI/LI
Line input
LO/LO Amplified line output
Jumpers
J1
Selection of the closing impedance
J2-3-4 Selection of the power supply
LI LI
LO LO
J1
1 2 3 4 5
J2
J3
J4
1 2 3
1 2 3
1 2 3
J1
1 2 3 4 5
J2
J3
J4
1
1
1
2
2
2
3
3
3
3
"
2
/
1
89
2
"
16
/
9
65
4
"
4
/
1
107.5
3
"
2
/
1
89
2
"
16
/
15
74
5
"
2
/
1
140
3
"
2
/
1
89
2
"
16
/
9
65
2
"
8
/
1
54
3
"
2
/
1
89
2
"
16
/
9
2
"
4
/
3
70
65
DIMENSIONS OF DIN MODULES
2220S
PRS210
DIN 3 modules A
2223C
DIN 4 modules A
2221S
DIN 6 modules A
2221ML
DIN 8 modules A
Articles
J2-J3-J4 = Selecting the type of power
supply
Directly from the line (default setting).
Connection examples on pages 5.8 (1a) and 5.9
(2a) of the chapter 5.
Jumpers J2-J3-J4.
All position 2-3
With additional transformer. Connection ex-
amples on pages 5.8 (1b) and 5.9 (2b and 3) of
the chapter 5.
Jumpers J2-J3-J4.
All position 1-2
J1 = Selection of impedance ter-
mination line
J1
5 4 3 2 1
1 - 2
termination
47
Ω
Ω
Ω
Ω
Ω
J1
5 4 3 2 1
3 - 4
termination
70
Ω
Ω
Ω
Ω
Ω
J1
5 4 3 2 1
J1
5 4 3 2 1
2 - 3
open line (default)
4 - 5
termination
100
Ω
Ω
Ω
Ω
Ω
Jumpers of the video amplifier
