Product Description

• Estimated Lead Time : 6 - 8 weeks.

• Manufacturer : ABB

• Part Number : TB870F

• Product Type : Module Terminal Unit (MTU) / Base Unit

• I/O Platform : ABB System 800xA S800 I/O

• Function : Provides the mounting platform for a single Fieldbus Communication Module (FCM), such as the FI830F (PROFIBUS) or FI820F (Foundation Fieldbus).

• Redundancy Support : Yes (Features dual ModuleBus connections to support redundant communication modules, allowing for switchover upon failure).

• Fieldbus Wiring : Includes integrated terminals for connecting the RS−485 Fieldbus cable (PROFIBUS) or the appropriate bus for Foundation Fieldbus.

• Connection Type : Screw Terminals (for robust field device wiring).

• ModuleBus Connection : Connects the FCM module to the S800 I/O backplane (ModuleBus).

• Power Feed : Provides connections for field power and redundancy links.

• Keying : Mechanically keyed to ensure only compatible Fieldbus Communication Modules (FCMs) can be plugged in.

• Product Net Weight : Approx. 0.25 Kg (250 grams/0.55 lbs)

• Width : 45 mm (1.77")

• Height : 119 mm (4.7")

• Depth : 102 mm (4.01")

• Shipping Weight : 1 Kg