Product Description

• Estimated Lead Time : 6 - 8 weeks.

• Manufacturer : ABB

• Part Number : TB840A

• Product Type : ModuleBus Terminal Unit (MTU)

• Function : Provides the mounting platform for a single S800 I/O module (e.g., AI880A, DO880). It connects the I/O module to the ModuleBus communication and power rails.

• Connection Type : Standard (non-redundant)

• Bus Connection : Connects to the ModuleBus via its integrated connector rails.

• Field Wiring : Utilizes screw terminals for connecting field devices (sensors, actuators) directly to the I/O module via the MTU.

• I/O Channel Support : Designed to handle up to 16 channels (depending on the installed I/O module).

• Keying : Features mechanical keying to ensure that only the correct type of I/O module (Digital, Analog, etc.) can be plugged into it, preventing configuration errors.

• Shipping Weight : 1 Kg