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15

VAD-4 Installation and Operation Manual

OPERATION

OPERATION

Alarms:

When any of the eight inputs (status input one, status input two, status input three,
status input four, silence sensor, temperature sensor one and/or two or power fail-
ure), are enabled and have been triggered, the VAD-4 will begin dialing the first tele-
phone number programmed for that input.  

Five seconds after dialing the telephone number, the VAD-4 will speak the Call-out
ID message used to identify the source of the call, the VAD-4 will then speak a
unique message for the triggered alarm input.  Each message comes factory pro-
grammed, but may easily be re-recorded locally with your own customized mes-
sages.  The message will be repeated for the number times stored in the “repeat”
count location. If there isn’t a user entered (*)(asterisk) alarm acknowledgment, the
VAD-4 will go on to the next number and so on until all numbers stored in the alarm-
ing input’s dial list have been called.  This process will then be repeated for the num-
ber of times stored in the “lap” memory.  The lap and repeat memories are global for
ALL alarms.

If another alarm is generated while the VAD-4 is off hook, the VAD-4 will wait until
the current session is finished, disconnect, and then dial-out with the new alarm.
The call will be disconnected after the calling party hangs up and the CPC (wink) is
received from the central office or will hang up after pre-programmed minutes of
inactivity.

After reporting an alarm, the VAD-4 is ready to receive commands once the securi-
ty (un-lock) code is entered through your telephone’s keypad.  Functions include
telling the VAD-4 to report on the input state of any of the eight inputs, command-
ing the VAD-4 to pulse any one of its 4 SPDT relays for 1 second and/or turning any
one of the relays on or off.  When a relay command is given, the VAD-4 will speak
the condition of the relay.

Incoming calls: 

In addition to initiating a call out when any input changes, the VAD-4 monitors its
telephone line to receive a call-in from a remote location.  When a call is received,
the VAD-4 will pick-up and speak the greeting message, it is then ready to receive
the security (un-lock) code and execute commands to report on inputs, control the
four relays, or listen to the silence sensor audio input.

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Summary of Contents for VAD-4

Page 1: ...f Broadcast Tools Inc Copyright 1989 2013 by Broadcast Tools Inc All rights reserved No part of this document may be reproduced or distributed without permission Visit www broadcasttools com for impor...

Page 2: ...atus inputs 6 Silence sensor input 7 Power failure input 7 Temperature probe inputs 7 Telephone Caller line output 8 Power supply input 8 Telephone line RJ11 jack 8 DTMF Tone detection jumper 8 DIP sw...

Page 3: ...rding your product or you need assistance please con tact your distributor from whom you purchased this equipment If you would like more information about Broadcast Tools products you may reach us at...

Page 4: ...sor with remote telco audio monitoring Power failure alarm input port Balanced telco caller audio output port Front panel LED indicators for most operational activities Front panel USB programming ser...

Page 5: ...ringing is detected on line green HK LED Indicates that the VAD 4 has seized the line and is off hook green PGM LED Indicates that the VAD 4 is in programming mode green ALM LED Lit when an alarm is t...

Page 6: ...The terminals accommodate wire sizes from 18 28 AWG solid or stranded wire TB1 Top Row K3NO K3CM K3NC K4NO K4CM K4NC K1NO K1CM K1NC K2NO K2CM K2NC TB1 Bottom Row TB2 Top ST4A ST4B K5NO K5CM K5NC GND...

Page 7: ...ilence Sensor input The stereo 10 k ohm unbalanced inputs are summed together and monitored for silence BOTH channels MUST go silent to trip an alarm The alarm threshold is 25dBu Connect your unbalanc...

Page 8: ...be installed on one RA 1 rack shelf kit filler panel is provided Jumper Settings JP3 DTMF Tone detection jumper Guard time The VAD 4 is equipped with a 4 position jumper labeled JP3 on its PCB This is...

Page 9: ...s FTDI USB Serial Virtual COM port drivers do not automatically install they may be downloaded here http www ftdichip com Drivers VCP htm 2 Start a serial terminal application like PuTTY Tera Term or...

Page 10: ...of numbers are dialed for a selected input alarm Each input channel can be edited individually using the following 1 4 is used for Status Input Alarms ST 1 4 S for Silence Sensor Alarm SS P for Power...

Page 11: ...rings required before the VAD 4 answers an incoming phone call Enter 0 to disable the automatic answer feature or 1 9 for the desired number of rings Default value 2 4 Repeat Count RPT The repeat coun...

Page 12: ...me a valid DTMF tone decoded Once there is no more activity the VAD 4 will hang up after the hang up time has elapsed Default value 2 Pager Number and Data String Menu When 4 is selected from the PGM...

Page 13: ...ult status inputs 1 4 are the only alarms enabled 1 enabled 0 disabled Example To enable the silence sensor alarm type 5 to select the silence sensor SIL fol lowed by 1 to enable the alarm ALARM EN DI...

Page 14: ...5 Input1 Description 63 10 Input 2 Description 64 10 Silence Description 65 10 Power Description 66 10 Temp Alarm Desc 67 10 Greeting Message 68 10 Call out ID 69 10 On 70 2 5 Off 71 2 5 Enabled 72 2...

Page 15: ...ory The lap and repeat memories are global for ALL alarms If another alarm is generated while the VAD 4 is off hook the VAD 4 will wait until the current session is finished disconnect and then dial o...

Page 16: ...d 10 Relay 1 1 second pulse 1 Relay 1 latched 1 Relay 1 un latched 21 Enable Input 2 alarm 22 Disable Input 2 alarm 23 Poll Input 2 Enable Status 27 Poll Input 2 State Status 28 Poll Relay 2 29 Steady...

Page 17: ...ail Alarm 72 Disable Power Fail Alarm 73 Poll Enable State of Power Fail Alarm 77 Poll Power Fail Alarm 81 Enable Temperature Input 1 Alarm 82 Disable Temperature Input 1 Alarm 83 Poll Enable State of...

Page 18: ...ensors with 25 foot cables and 3 5mm T R S plugs optional 40 F to 190 F 40 C to 85 C Stereo Silence Sensor Stereo unbalanced 10K ohm inputs Trip level 25dBu Silence sensor level to Telco adjustable Ba...

Page 19: ...HER WARRANTIES OR REMEDIES TO THE MAXIMUM EXTENT PERMITTED BYAPPLICABLE LAW BROADCAST TOOLSAND ITS SUPPLIERS DISCLAIMALL OTHER WARRANTIES EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO IMPLIED...

Page 20: ...e mail support broadcasttools com voice 360 854 9559 fax 866 783 1742 Product_Name Installation and Operation Manual 20 APPENDIX...

Page 21: ...e mail support broadcasttools com voice 360 854 9559 fax 866 783 1742 Product_Name Installation and Operation Manual 21 APPENDIX Front and Rear Panel Silkscreen Views...

Page 22: ...e mail support broadcasttools com voice 360 854 9559 fax 866 783 1742 Product_Name Installation and Operation Manual 22 APPENDIX...

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