UD277-BF00 Communication Module Unit

Feature & Principle

It is used as the bus communication interface of Yokogawa DCS. It receives and transmits cyclic process data, alarm information and parameter data between the controller and field I/O units, realizes reliable bus data interaction, and supports system diagnosis and communication fault alarm.

Specifications

Model: UD277-BF00 Brand: Yokogawa Series: CENTUM DCS Power supply: 24VDC Mounting: Rack plug-in Bus protocol: Proprietary DCS bus Certification: CE

Components & Diagnostics

Communication processing chip, bus transceiver, status indicator LED, backplane connector, isolation circuit. Common faults: communication interruption, bus signal abnormality, module unable to go online, power supply failure.

Product Brief

UD277-BF00 communication module, Yokogawa DCS spare widely used for petrochemical, power and chemical plant CENTUM control cabinet maintenance.