External Connections - ADEMCO AVR30 Instruction Manual

High density realtime video cassette recorder
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EXTERNAL CONNECTIONS

Pin Arrangement of 15-Pin Adapter
11
10
9
5
4
3
2
ALARM IN
You can connect an alarm switch with a resistance
of 1 kohm or less or a door sensor. Connect pin q
to pin !1 ( ground) through the switches.
ALARM IN
q
Note: Do not apply a voltage to pin q or !1 .
ALARM OUT
Approx. 12V is applied to pin w during an alarm
recording.
Notes:
• When you have selected "PULSE" in the "ALARM
OUT" menu in the ALARM SET display, approx.
12V pulses will be applied to the output after the
alarm recording ends.
• When you have selected "DURATION" in the
"ALARM OUT" menu in the ALARM SET display,
no voltage is applied after the alarm recording
ends.
• The output impedance is approx. 100 ohm.
1
q ALARM IN
w ALARM OUT
e ALARM REC RST
r TAPE END OUT
t TAPE END RST
o CAMERA SW OUT
!0 REC START IN
!1 GND
GND
!1
TAPE END OUT
Approx. 12V is applied to pin r when the tape
reaches the end.
Notes:
• This does not operate when you have selected
"REWIND, RE-REC" in the "RECYCLE FUNC-
TIONS" menu in the ALARM SET display or you
have selected "REWIND, STOP IF ALARM" and
no alarm recording has been made.
• The output impedance is approx. 100 ohm.
TAPE END RST
The TAPE END OUT function can be turned off when
pin t is shorted to pin !1 .
Note: Do not apply a voltage to pin t or !1 .
CAMERA SW OUT
Pin o outputs the following signal each time a one-
field image is recorded. You can combine this with
a video camera switcher which can be controlled
externally.
The output timing can be specified using the SELEC-
TION MENU screen.
5±2ms
REC START IN
Recording is started when 5-12V is applied to pin !0 .
ALARM REC RST
When pin e is shorted to pin !1 during alarm
recording, alarm recording is stopped and the origi-
nal mode be restored.
4.5~5.5V
0~0.4V
10

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