
BT Versatility
Installation and maintenance Manual
Technical specification
| Type of system | Hybrid/PBX | 
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| ISDN 2 line | Max 4 ISDN (2B+D) Basic Rate lines | |
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| Analogue lines | Max 8 Loop calling Guarded clear analogue lines | |
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| Terminals | Max 33 V standard terminal, 40 on Hospitality system | |
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 | Max 32 V 8 - 8 key Featurephone, 40 on Hospitality system | |
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 | Max 32 V 16 - 16 key Featurephone, 40 on Hospitality system | |
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 | Max 8 V 16 expansion console - Additional 32 programmable keys | |
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 | Or approved apparatus | |
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| Extension capacity | 33, 40 on Hospitality system | |
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| Featurephone capacity | 32, 40 on Hospitality system | |
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| Standard  | 33 (32 + external extension) , 40 on Hospitality system | |
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| Extension loop resistance | 67 ohms (0.4 km)  | |
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 | 336 ohms (2km) Standard Telephone | |
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 | 336 ohms (2 km) extension 52 only supplied on the Options Module | |
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| System REN | 40 | 
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| Extension REN | 2 (see above for system max.) | |
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| Central bell | Separate port. In the Options module | |
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| Central Bell REN | 2 (see above for system max) | |
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| Extension cabling | Standard 4 wire | 
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 | Twisted pair 0.5 mm2 cu | |
| Central control unit (CCU) 008 | Height | 390 mm | 
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 | Width | 295 mm | 
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 | Depth | 160 mm | 
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 | Weight | 3.5 kg | 
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| Maximum capacity system 8+32 CCU | Height | 390 mm | 
| 10 + 40 on Hospitality system | Width | 595 mm | 
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 | Depth | 160 mm | 
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 | Weight | 6.1 kg | 
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| Battery | 12 V/7.2 AH | 
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| Mains supply voltage | 230 ± 10% V 50 Hz | |
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| Maximum power consumption | 350 VA | 
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| Standard  | DTMF | 
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| Standard  | Timed break | 
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| Serial Port | 8 bit, no parity, 1 stop bit speed programmable 115k2, | |
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| Voicemail Capacities | 2 Port, 2 hours messaging capacity supporting 33 mailboxes(40 on | |
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 | Hospitality system), 10 Phantom Voice Boxes, 20 Group Boxes | |
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 | 4 Port  | |
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 | Hospitality system), 10 Phantom Voice Boxes, 20 Group Boxes | |
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 | 8 Port  | |
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 | Voice Boxes, 20 Group Boxes | |
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 | Maximum message length is defaulted at 1 minute but is programmable up | |
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 | to 3 minutes | 
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| Music on hold | Internal and External calls | |
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 | External Music On Hold | |
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| Tone on hold | 200 ms on 200 ms off, 200 ms on 3.4 s off | |
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