BT Versatility
Encyclopedia
The BT Versatility is a telephone PBX switchboard sold by BT
and targeted at small businesses. It is manufactured by Lake Communications in Ireland
as the OfficeLink.
It has modular construction allowing a basic setup to be expanded as needed by clipping extra modules onto a backplane
The basic Central Control Unit (CCU) starts off as a 8 extension unit, with either analog POTS
lines or ISDN line modules available. There is a serial connection that can be used for call logging and configuration. It can either use standard telephones or proprietary feature phone
s. A special Door Phone may be added on extension 23 and the system may be connected to an electronic lock relay to allow the door to be opened via a Door Phone call. Any extension may be programmed as a PA (Public Address) speaker.
It is the successor to the BT Pathway also made by Lake Communications, which superseded the BT Inspiration
which in turn superseded the BT Revelation.
The following may be installed inside the CCU.
BT Group
BT Group plc is a global telecommunications services company headquartered in London, United Kingdom. It is one of the largest telecommunications services companies in the world and has operations in more than 170 countries. Through its BT Global Services division it is a major supplier of...
and targeted at small businesses. It is manufactured by Lake Communications in Ireland
Ireland
Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...
as the OfficeLink.
It has modular construction allowing a basic setup to be expanded as needed by clipping extra modules onto a backplane
The basic Central Control Unit (CCU) starts off as a 8 extension unit, with either analog POTS
Plain old telephone service
Plain old telephone service is the voice-grade telephone service that remains the basic form of residential and small business service connection to the telephone network in many parts of the world....
lines or ISDN line modules available. There is a serial connection that can be used for call logging and configuration. It can either use standard telephones or proprietary feature phone
Feature phone
A feature phone is a mobile phone that, like smartphones, combines the functions of a personal digital assistant and a mobile phone.Today's models typically also serve as portable media players and camera phones with touchscreen, GPS navigation, Wi-Fi and mobile broadband access.Feature phones is...
s. A special Door Phone may be added on extension 23 and the system may be connected to an electronic lock relay to allow the door to be opened via a Door Phone call. Any extension may be programmed as a PA (Public Address) speaker.
It is the successor to the BT Pathway also made by Lake Communications, which superseded the BT Inspiration
BT Inspiration
The BT Inspiration is a PBX telephone switchboard made by Lake Communications of Ireland. It is also sold in Scandinavia and France under the name Doro ip500pbxw and is very similar to Pathway...
which in turn superseded the BT Revelation.
CCU modules
Gives 8 extensions onboard and allows the following modules to be added via slots in the CCUs cover.- Voicemail (Blue)
- 2-Port with 2 Hours capacity
- 4-Port with 4 Hours capacity
- 8-Port with 20 Hours capacity
- ISDN BRI module (x2) (Red)
- or a 2-Line POTS Module (x2) (Black)
- ISDN PRI module (up to 15 channels) (Yellow)
The following may be installed inside the CCU.
- Music On-Hold (MOH) Module which connects to any Extension on the CCU.
- Battery Backup - requires a 7aH Sealed Lead Acid Battery to give 40mins at 11erlangsErlang unitThe erlang is a dimensionless unit that is used in telephony as a statistical measure of offered load or carried load on service-providing elements such as telephone circuits or telephone switching equipment. It is named after the Danish telephone engineer A. K...
.
Ports module
Gives 8 more extensions by default and allows either:- ISDN BRI module (x2)
- or a 2-Line POTS Module (x2)