9 0
(MT11 - Gb2006)
Configuration of jumper J3
- for video output with coaxial cable
1-2
- for video output with twisted pair
2-3
ONE/MULTI-WAY INSTALLATIONS
Configuration of jumper J1
- for one-way installations
1-2
- for multi-way installations
2-3
I
NTERCOMS *
V
IDEOINTERCOMS
*
T
ELECOMMUNICA
TION
INTERNAL STATIONS
S
T
U
D
I
O
ST 7M32W. 32-image video memory.
With white housing, it records the image, hour
and date of the last 32 persons who have made
a call from the video intercom station.
It can be installed in any video intercom system
through coaxial cable or twisted pair connec-
tion.
Technical data
Positive power supply: 12Vdc-0.3A
Alternate power supply: 13Vac-0.5A
Video signal standard: CCIR
Recording delay after a call: 5 sec.
Rec. inhibition after image storing: 30 sec.
Memory capacity: 32 images
Hour and date storage in case of power failure: 5
min.
Terminals
VI
Video input into 75
Ω
1Vpp
VO
Video output into 75
Ω
1Vpp
M
Video ground
XI
Balanced negative video input
YI
Balanced positive video input
XO
Balanced negative video output
YO
Balanced positive video output
+
+12Vdc power supply
Ground
/
13Vac power supply
8
12Vdc voltage input (from video intercom)
DV
12Vdc voltage output (to video distributor)
F
Ground
D
Input supplementary command
R
Input supplementary command
A
Input supplementary command
P
Input supplementary command
The video memory can be powered with:
13VAC by connecting a transformer (i.e.
PRS210) to terminals
/
12VDC by connecting a power supply (i.e.
4220) to ter/
15VDC by connecting a power supply (i.e.
6220) to terminals
/
automatic recording indication
automatic image recording activation/deacti-
vation
manual image recording
recorded image visualisation
recorded image cancellation
date and time setting
date and time setting enabling
CHARACTERISTICS
LED
INSTALLATION DIAGRAMS
The video memory ST7M32 is designed for
application in one-way video intercom systems
with video connection through coaxial cable. It
DV 8 F F D R A P
J1
J1
1 2 3
1 2 3
1-2
2-3
INSTALLATIONS WITH COAXIAL CABLE
OR TWISTED PAIR
Configuration of jumper J2
- for video input with coaxial cable
1-2
- for video input with twisted pair
2-3
DV 8 F F D R A P
J2
J2
1 2 3
1 2 3
1-2
2-3
DV 8 F F D R A P
J3
J3
1 2 3
1 2 3
1-2
2-3
can be also installed in multi-way video inter-
com systems and/or with video connection
through twisted pair by changing the configura-
tion of some of the jumpers.
VIDEO INTERCOM WITH VIDEO MEMORY
7
"
16
/
3
183
3
"
16
/
11
93
1
"
16
/
11
43
