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Total Access 850 w/ T1 BCU L2

Cost-effective single T1/FT1 TDM IAD

Modular chassis supports voice-only or voice and data

Migration path to packet technologies such as ATM

Compact size, 3.5"(h) x 8.5"(w) x 11"(d)

Two common slots, one Power Supply Unit (PSU) slot and one System Controller slot for Bank Controller Unit (BCU) or Router Controller Unit (RCU)

Integral FT1/DSX-1 port

Six access module slots plus special AB slot

Six slots for FXS, FXO, E&M, U-BR1TE, DSO DP, OCU DP, and Total Reach DDS

Special AB slot for Nx56/64 data module

Supports up to 24 FXS/FXO interfaces

Supports TR-08 operation

50-pin amphenol connector for subsciber loop terminations

Rugged metal chassis is NEBS Level 3 and UL 1950 compliant

AC or DC power options

Optional 48 Volt, 8-hour battery backup

Wallmount or rackmount design (19" and 23") rackmount brackets available

10-year warranty

Total Access 850 w/ T1 BCU L2
Part#	Description	Add
4200373L10	Total Access 850 DC Chassis w/8 FXS (BCU L2)Total Access 850 DC Chassis w/8 FXS (BCU L2)
4200373L18	Total Access 850 DC Chassis w/16 FXS (BCU L2)Total Access 850 DC Chassis w/16 FXS (BCU L2)
4200373L2#AC	Total Access 850 AC Chassis (BCU L2)Modular Multi-Service Integrated Access Device with T1 and DSX-1 interfaces
4200373L26	Total Access 850 DC Chassis w/24 FXS (BCU L2)Total Access 850 DC Chassis w/24 FXS (BCU L2)
4200373L26#AC	Total Access 850 AC Chassis w/24 FXS (BCU L2)Total Access 850 AC Chassis w/24 FXS (BCU L2)
4200373L26#ACB	Total Access 850 AC Chassis w/24 FXS (BCU L2) & L2 BatteryTotal Access 850 AC Chassis w/24 FXS (BCU L2) & L2 Battery