Service Modules; Video Amplifier - Farfisa EH9262CW series Technical Manual

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:
Operating current:
Operating temperature:
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
Jumpers of the video amplifier
1 2 3 1 2
J2 J3
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
13Vac ± 1
0.3A
0°÷+50°C
LI LI
J1
J1
1 2 3 4 5
1 2 3 4 5
J2 J3 J4
1 2 3
1 2 3 1 2 3
3 1 2 3
J4
J1 = Selection of impedance ter-
mination line
1 - 2
J1
termination
5 4 3 2 1
2 - 3
open line (default)
J1
5 4 3 2 1
3 - 4
J1 termination
5 4 3 2 1
J1
5 4 3 2 1
DIMENSIONS OF DIN MODULES
DIN 3 modules A
2
DIN 4 modules A
LO LO
DIN 6 modules A
47 Ω Ω Ω Ω Ω
DIN 8 modules A
70 Ω Ω Ω Ω Ω
4 - 5
100 Ω Ω Ω Ω Ω
termination
4.
3
(MT13 - En 2015)
Articles
2220S
PRS210
54
89
/
1
" /
1
8 3
"
2
2223C
70
89
/
3
2
"
4 /
1
3
"
2
2221S
107.5
89
/
1
4
"
4
/
1
3 "
2
2221ML
140
/
89
1 "
5
2
/
1 "
3
2
65
/
9
2
" 4
16
65
/
9
2
"
16
65
/
9
2
"
16
74
/
15 "
2
16