Simultaneous Data Transfers - Fire-Lite 411UDAC Installation, Programming, Troubleshooting And Operating Instruction Manual

Fire alarm communicator
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Simultaneous Data Transfers

Once an incoming call is accepted/answered by the communicator, the 411UDAC will:
Establish basic modem connection
1.
Verify secret code
2.
Verify callback vs. no callback request from the Service Terminal. If callback is requested, perform steps 4
3.
through 10; if no callback is requested, perform steps 9 and 10 only
Verify product type
4.
Identify the Service Terminal location
5.
Hang-up/disconnect call
6.
Call the Central Station(s) and transmit a request for upload/download message (if programmed to do so). If
7.
this message is accepted, the communicator will proceed to the next step
Return call to the Service Terminal
8.
Verify secret code
9.
Verify product type
10.
Begin downloading
11.
Upon completion of download, call the Central Station(s) back and report a successful download or failed
12.
upload/download status (if programmed to do so).
Unlike most competitive products, during the uploading process, the 411UDAC fire protection remains active.
Should a system trouble or alarm condition occur, the communicator immediately terminates uploading and pro-
cesses the trouble or alarm locally and transmits the information to the Central Station(s).
5.4
Simultaneous Data Transfers
Uploading and downloading may take place on a single telephone call. Control and selection of the data transaction
is coordinated at the Service Terminal. This eliminates multiple phone calls, allows instant verification of down-
loaded data files and simplifies the overall process.
64
411UDAC
Document #51073
Rev. D 12/09/2008
P/N 51073:D

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