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Technical specifications for X20BC8084
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Manufacturer:B&R
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Product Category:PLC Systems
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Spare Part Number:X20BC8084
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Estimated shipping dimensions:10.2x6x2.5cm
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Weight:0.06 kg
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Tariff Code:8537101190
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Counliy of origin:Austria
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B&R ID:0x2674
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POWERLINK role:V1/V2 controlled node; Type 2
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Ports:2 shielded RJ45
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Physical layer:100BASE-TX
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Data rate:100 Mbit/s
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Maximum segment:100 m
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Minimum fieldbus/X2X cycle:200 us
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Bus power consumption:2 W
Information
Overview
Manuals
Common Applications
Product Precautions
B&R X20BC8084 is expandable powerlink bus controller. It couples expandable X20 I/O stations to a POWERLINK network and supports line or redundant connection arrangements.
- Operates as a POWERLINK controlled node
- Provides two shielded RJ45 ports
- Transfers X20 data with 200-microsecond minimum cycles
- Supports link selection and redundancy
X20BC8084 operates with X20 bus base and I/O slices, POWERLINK cable and switch, 24 V DC station supply, Automation Studio hardware configuration.
Engineered applications include Remote X20 I/O station, POWERLINK line topology, Redundant distributed-I/O link, Bus-controller replacement.
Important Notice: Record the node number, cable port order and X2X configuration before replacement; verify both link directions and I/O diagnostics after startup.
Apter Power X20BC8084 Manuals and Guides
Apter Power X20BC8084 Product and System Technical Reference PDFApter Power X20BC8084 Installation and Commissioning Workbook PDFThe first document presents model-specific engineering data. The second provides a separate installation, connection, commissioning and acceptance workflow.
Remote X20 I/O station
Connects remote X20 slices to the controller.
POWERLINK line topology
Extends a deterministic POWERLINK line.
Redundant distributed-I/O link
Supports an engineered redundant communication path.
Bus-controller replacement
Restores the node while preserving network identity.
Read the applicable B&R instructions before work. Verify X20BC8084 and the installed B&R X20 distributed I/O configuration.
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Verify the full X20BC8084 marking and its assigned B&R X20 distributed I/O position before work.
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Place the connected machine or process in the approved maintenance state.
3
Isolate the applicable supply and powerlink network frames and x20 i/o process data field energy before disconnecting conductors.
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Record connector, conductor, address and software identities before removal.
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Use ESD controls and protect keyed interfaces, exposed contacts and electronic assemblies.
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Confirm the installed X20 bus base and I/O slices and POWERLINK cable and switch against the approved project.
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Restore power in a controlled sequence and review device, network and host diagnostics.
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Prove the intended remote x20 i/o station function and retain the final test result.
Technical notes
Record the node number, cable port order and X2X configuration before replacement; verify both link directions and I/O diagnostics after startup.
FAQ View All FAQ
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Which installed system position is intended for X20BC8084?Install X20BC8084 only in the documented B&R X20 distributed I/O position and verify the complete catalog marking against the approved hardware list.
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What signal or controlled function does X20BC8084 handle?Its documented duty is powerlink network frames and x20 i/o process data; the official record lists powerlink role as V1/V2 controlled node; Type 2.
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Which companion hardware must be matched to X20BC8084?Match X20BC8084 with X20 bus base and I/O slices and POWERLINK cable and switch, including the documented carrier, cable and project identity.
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Which electrical value must be verified before wiring X20BC8084?Verify physical layer: 100BASE-TX. Do not transfer limits from another catalog number.
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How should the configuration be preserved when replacing X20BC8084?Record the as-found position, conductors, addressing and software revision, then restore only the approved B&R X20 distributed I/O configuration.
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Which isolation and handling checks apply to X20BC8084?Isolate the documented supply and field energy, use ESD controls and protect the keyed connectors before handling X20BC8084.
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How should an engineer commission X20BC8084?Power up in a controlled sequence, review device and host diagnostics, then prove the intended remote x20 i/o station function.
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Can X20BC8084 replace a visually similar module without further checks?No automatic substitution is assumed; compare the full catalog number, interfaces, b&r id and approved system revision.
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