ABB FMBA-01 Modbus Adapter Module RS-485 Fieldbus Interface

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Manufacturer: ABB
Product No.: FMBA-01
Country of origin:Sweden
Product Type: Modbus Adapter Module RS-485 Fieldbus Interface
Barcode: 85371091
Payment: T/T, Western Union
Weight: 300g
Shipping port: Xiamen
Warranty: 12 months

Product Description

The FMBA-01 is a Modbus adapter module for ABB drives enabling RS-485 fieldbus communication. It provides galvanic isolation and reliable signal conversion between the drive and Modbus networks. Moreover, it installs directly into the drive option slot for seamless system integration.

Technical Specifications

Parameter	Specification
Manufacturer	ABB
Product Type	Modbus Adapter Module
Model	FMBA-01
Communication Interface	RS-485, asynchronous, half-duplex
Supported Protocol	Modbus (application dependent)
Transfer Rate	Up to 5 Mbit/s
Bus Termination	Built-in 120 Ω, jumper selectable (J1)
Isolation	Functional isolation between drive and RS-485 bus
Drive Connector	X2, 20-pin option slot connector
Fieldbus Connector	X1, 4-pin RS-485 screw terminal
Power Supply	+3.3 V DC from drive, max. 150 mA
Protection Class	IP20
Status Indicators	3 LEDs: HOST, RXD, TXD
Mounting Method	Internal drive option slot

Typical Applications

Modbus communication for ABB AC drives
RS-485 fieldbus integration in industrial automation
Drive monitoring and parameter control
Retrofit of legacy Modbus-based control systems

Key Features:

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