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6GK5204-0BA10-2BA3

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Siemens 6GK5204-0BA10-2BA3 is a SCALANCE X204IRT managed Industrial Ethernet switch that connects four copper network segments and handles PROFINET IRT traffic.
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Technical specifications for 6GK5204-0BA10-2BA3

  • Manufacturer:
    Siemens
  • Part Number:
    6GK5204-0BA10-2BA3
  • Product Family:
    Siemens SCALANCE
  • Product Type:
    SCALANCE X204IRT Managed Industrial Ethernet Switch
  • Stock:
    1
  • Electrical Ports:
    4 x RJ45
  • Port Speed:
    10/100 Mbps
  • Real-Time Communication:
    PROFINET IRT
  • Device Role:
    PROFINET IO device
  • Supply Voltage:
    24 V DC
  • Permitted Supply Range:
    18 to 32 V DC
  • Supply Arrangement:
    Redundant input
  • Signaling Contact:
    2-pole terminal block
  • Configuration Memory:
    Optional C-PLUG
  • Redundancy Function:
    Integrated Redundancy Manager
  • Management:
    Network management supported
  • Protection Rating:
    IP30
  • Operating Temperature:
    -40 to +70 °C
  • Weight:
    2.2223 lbs (1.008 kg)
  • Estimated shipping dimensions:
    25.2x19.3x14cm
  • Tariff Code:
    85176200
  • Country of origin:
    Germany
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals IRT Switching Ring Redundancy Power Signaling Configuration Memory

Features:

  • Four 10/100 Mbps RJ45 ports connect copper Industrial Ethernet segments.
  • PROFINET IRT switching carries time-critical automation traffic through the managed port structure.
  • Redundant power inputs, a signaling contact and optional C-PLUG separate supply, alarm and configuration tasks.
Traffic arriving at one port is evaluated by the switch configuration before it is forwarded to another segment.

The PROFINET IO device role lets the controller read switch status without replacing the separate network-management path.

Ring supervision, external signaling and stored configuration give different parts of the system a defined response to a network or hardware change.

The Siemens 6GK5204-0BA10-2BA3 SCALANCE X204IRT Switch may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Siemens 6GK5204-0BA10-2BA3 SCALANCE X204IRT Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

Tracing real-time Ethernet traffic through the switch

  • Copper access: Each RJ45 socket connects one 10/100 Mbps Industrial Ethernet segment.
  • IRT forwarding: Time-critical PROFINET frames follow the configured real-time switching path.
  • Controller view: The PROFINET IO device role reports switch information to the automation controller.
  • Management path: Network management handles configuration and diagnostics outside the cyclic process data.

Coordinating the managed ring path

  • Ring role: The integrated Redundancy Manager supervises the configured Ethernet ring.
  • Normal route: Frames follow the intended forwarding state while the ring remains complete.
  • Interruption response: A detected break changes the managed path so communication can use the remaining route.
  • Configuration check: Ring ports and partner devices must belong to the same planned redundancy structure.

Separating supply and alarm wiring

  • Dual feed: Redundant 24 V DC inputs provide two supply entry points.
  • Voltage range: Each supply path must remain within the documented 18 to 32 V DC range.
  • Alarm output: The two-pole signaling contact transfers the configured device condition to external monitoring.
  • Status distinction: Port indicators and the external contact serve local and remote diagnostic roles.

Keeping stored settings with the intended replacement

  • C-PLUG option: A removable C-PLUG can hold the switch configuration outside the base unit.
  • Hardware boundary: The switch electronics and the removable configuration medium remain separate items.
  • Exchange path: A matched replacement can read the stored settings when the correct medium is installed.
  • Identity check: The full 6GK5204-0BA10-2BA3 order number must still match the intended switch hardware.
Description
Within a PROFINET automation network, Siemens 6GK5204-0BA10-2BA3 serves as a SCALANCE X204IRT managed Industrial Ethernet switch that distributes traffic across four copper ports and performs IRT switching.

Frames entering an RJ45 port on 6GK5204-0BA10-2BA3 are forwarded according to the managed switch configuration. PROFINET IO device functions expose the switch to the controller while network management provides a separate path for commissioning and diagnostics.

When a ring topology is configured, the integrated Redundancy Manager in 6GK5204-0BA10-2BA3 supervises the return path and changes forwarding behavior after a ring interruption. This role depends on the intended ring ports and matching network configuration.

Power for 6GK5204-0BA10-2BA3 can enter through redundant 24 V DC inputs, and the signaling contact passes the selected device condition to external monitoring. An optional C-PLUG keeps configuration data separate from the switch hardware for a matched replacement.
Alternative Names
6GK52040BA102BA3 6GK5204 0BA10 2BA3 6GK5 204-0BA10-2BA3 Siemens 6GK52040BA102BA3 SCALANCE X204IRT 6GK5204-0BA10-2BA3 6GK5204-0BA10-2BA3 Ethernet Switch 6GK5204-OBA10-2BA3 6GK5204-0BA1O-2BA3
Technical notes
A redundant 24 V DC feed can power Siemens 6GK5204-0BA10-2BA3, while the signaling contact reports the configured device condition.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Why can ordinary Ethernet traffic pass while IRT communication fails on 6GK5204-0BA10-2BA3?
Check the PROFINET IRT configuration and the intended real-time port path on 6GK5204-0BA10-2BA3. Standard frames can still be forwarded even when the controller, topology or IRT settings do not match.
Which wiring should be inspected when 6GK5204-0BA10-2BA3 reports a supply alarm?
Compare both 24 V DC inputs of 6GK5204-0BA10-2BA3 with the permitted voltage range and verify their terminal polarity. Then inspect the signaling-contact configuration before treating the indication as a port fault.
How does 6GK5204-0BA10-2BA3 participate in an Ethernet ring?
The integrated Redundancy Manager in 6GK5204-0BA10-2BA3 supervises the configured ring and controls its forwarding state. Confirm the selected ring ports and partner-device settings on both sides of the connection.
What should be preserved before replacing a configured 6GK5204-0BA10-2BA3?
Record the management settings and check whether 6GK5204-0BA10-2BA3 uses an optional C-PLUG. If a C-PLUG is present, keep it associated with the correct hardware and documented network position.
Can the signaling contact on 6GK5204-0BA10-2BA3 replace network diagnostics?
No. The contact on 6GK5204-0BA10-2BA3 presents a configured external alarm state, while PROFINET and network management provide detailed device information. Use the contact and communication diagnostics for their separate purposes.
A new device is not recognized as 6GK5204-0BA10-2BA3; what identity details matter?
Verify the complete 6GK5204-0BA10-2BA3 order number, including the final 2BA3 suffix, against the project hardware. Also compare the configured PROFINET device identity and stored C-PLUG data before commissioning.