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siemens 6es7972 0bb50 0xa0 simatic profibus fastconnect 90 bus connector with pg socket-0

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Siemens 6ES7972-0BB50-0XA0 SIMATIC PROFIBUS FastConnect 90° Bus Connector with PG Socket

Manufacturer: Siemens
Condition: Brand New
Lead Time: In Stock
Origin: Germany
Warranty: 12 Months

  • Overview
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Overview
SIEMENS SIMATIC PROFIBUS

6ES7972-0BB50-0XA0 SIMATIC PROFIBUS FastConnect 90° Bus Connector with PG Socket

A 90-degree FastConnect PROFIBUS plug with an additional PG socket, integrated termination and an outgoing-line disconnect function.

At a Glance

Brand Siemens
Model 6ES7972-0BB50-0XA0
Product Type FastConnect bus connector
Core Function Bus attachment with local commissioning access
Application PROFIBUS station segments

PG access at the station

The programming socket permits a service connection beside the permanently terminated bus cable.

Four piercing contacts

FastConnect insulation-displacement contacts terminate the incoming and outgoing bus conductors.

Selectable electrical bus end

The slide switch activates termination while disconnecting the outgoing line.

Product Overview

6ES7972-0BB50-0XA0 combines FastConnect cable termination with a local PG socket for commissioning and service.

The right-angle connector supports PROFIBUS rates up to 12 Mbit/s and requires the connected station to supply the termination circuit.

Ordering focus: Choose the PG-equipped 0BB50 FastConnect version, retain the approved cable construction and allow space for both the 90-degree bus cable and the programming lead.
Key Functions

Provide a service connection without opening cable contacts

The PG socket offers programming-device access at the installed connector.

Terminate the specified FC bus cable

Four insulation-displacement contacts connect the bus wires, with FC process cable excluded.

Maintain endpoint termination

The integrated resistor network and disconnect switch require the correct cable assignment and station-supplied voltage.

Official Specifications
PROFIBUS transfer-rate range 9.6 kbit/s–12 Mbit/s
Cable outlet angle 90°
Device interface Nine-pin D-sub male connector
Bus-cable termination Four insulation-displacement contacts for FastConnect cable
Terminating-resistor control Integrated network activated by slide switch
Bus disconnect behavior Outgoing bus disconnected when termination is activated
Supply from connected device 4.75–5.25 V DC
Maximum current consumption 5 mA
Connectable cable diameter 8 ± 0.5 mm
Operating ambient temperature 0 to +60 °C
Storage and transport temperature −25 to +80 °C
Maximum relative humidity 75% at +25 °C
Protection rating IP20
Programming-device socket Fitted
Excluded FastConnect cable construction FC process cable
Frequently Asked Questions

Can 6ES7972-0BB50-0XA0 provide a PG connection while the FastConnect bus cable stays terminated?

Yes, the additional PG socket provides a separate programming-device connection at the installed bus plug.

Which switch setting on 6ES7972-0BB50-0XA0 disconnects the outgoing bus cable?

Activating the integrated terminating resistor also disconnects the outgoing cable.

Does 6ES7972-0BB50-0XA0 require a separate external 24 V power supply?

No, the termination circuit uses 4.75–5.25 V DC supplied by the attached device.

May I use FC process cable with the piercing contacts of 6ES7972-0BB50-0XA0?

No, FC process cable is excluded from the permitted FastConnect cable constructions.

Can I remove 6ES7972-0BB50-0XA0 from an end station without affecting segment termination?

No, removing a bus connector with required active termination from a cable end disrupts the segment.

How should I plan the two cable paths around 6ES7972-0BB50-0XA0?

Allow for the 90-degree bus cable outlet and the additional programming-device lead at the PG socket.

Can 6ES7972-0BB50-0XA0 operate at a sub-zero ambient temperature?

No, the specified operating temperature range starts at 0 °C.

Compatibility & Ordering Notes
Before ordering 6ES7972-0BB50-0XA0: Use this PG-equipped right-angle FC connector where local programming access is required, and keep endpoint termination powered and correctly assigned to the cable direction.

Compatibility Checklist for 6ES7972-0BB50-0XA0

  • Reserve clearance for both bus and PG cables.
  • Use the intended FastConnect cable and exclude process cable.
  • Keep current demand within the device-supplied 5 V capability.
  • Do not remove a required powered endpoint connector during operation.
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