Videx SENTRY Instrukcja Użytkownika Strona 12

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SENTRY1 TECHNICAL MANUAL VER1.6
Art.3126
VIDEOPHONES
901D
The Art.3126 includes a three position call tone volume control and
large lock release push button. Additionally it includes a push on push
off timed mute switch with status LED and a door open LED.
CONNECTIONS:-
Function
1 Transmit speech to the door panel
2 Receive speech from the door panel
T Call tone in from Sentry1 PCB
P Switch 0V lock trigger command
- 0V
C Select line (Switches on telephone)
D Switched +12 in for door open LED
+12 +12V for mute circuit
JUMPER SETTINGS:-
FIVE SETTINGS ARE AVAILABLE FOR THE PRIVACY TIME
Jumper in position A 15 Minutes
Jumper in position B 30 Minutes
Jumper in position C 2 Hours
Jumper in position D 4 Hours
Jumper in position E 8 Hours
SET THE PRIVACY LED TO FLASH OR ON CONSTANT
Jumper in position FL Flash the privacy LED
Jumper in position FX LED on constant
The Art.901D (901D/C for colour) includes a lock release
push button and a dry contact push to make spare push
button for other services.
CONNECTIONS:-
Function
1 Transmit speech to the door panel
2 Receive speech from the door panel
T Call tone in from Sentry PCB
P Switch 0V lock trigger command
- 0V
C Select line (Switches on telephone)
V Centre core of coax
M Screen of coax
M 0V
+12 +12V out to power video splitter Art.894
+20 Switched +20V in to power videophone
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