Annex
256
Mitel 470 as of R4.1
syd-0585/1.2 – R4.1 – 08.2016
7. 4 Technical data
7. 4. 1 Network interfaces
The following technical data applies to the network interfaces:
Basic rate interface BRI-T
• Standard Euro ISDN interface as per CTR-3
• Configurable for point-to-point or point-to-multipoint operation
Analogue network interfaces
• Voice path with A/D and D/A conversion (standard PCM, A-law)
• Transmission as per ES 201 168 (level country-specific)
• Signalling as per TBR 21
• Pulse or DTMF dialling, Flash signal
• Loop current detection
• Call charge receive 12 or 16 kHz (frequency and level setting country-specific)
• CLIP detection in accordance with ETS 300 778-1
7. 4. 2 Terminal interfaces
The following technical data applies to the terminal interfaces:
Digital terminal interface DSI
• Proprietary interface, two-wire
• Two system phones of the MiVoice 5300 series can be connected per interface
(AD2 protocol)
1)
• One system phone of the Dialog 4200 series can be connected per interface (DASL
protocol)
• One SB-4+/SB-8 radio unit can be connected (with 8 channels the SB-8 radio units
requires two DSI interfaces)
• Power supply min. 75 mA, limiting at approx. 80 mA, terminal voltage 36…48 V
• Line termination in the phone
• Transparent transmission of 2 PCM channels
1) Office 10, Office 25, Office 35, Office 45/45pro are supported as before
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