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Siemens 6ES7972-0AC80-0XA0 SIMATIC DP RS 485-IS Coupler

Siemens 6ES7972-0AC80-0XA0 SIMATIC DP RS 485-IS Coupler

Product Name: SIMATIC DP RS 485-IS Coupler

Brand Name: Siemens

Model Number: 6ES7972-0AC80-0XA0

Place of Origin: Germany

Warranty: 12 Months

Whatsapp: +86 18020776782

Email: [email protected]

Overview
Commercial Term
Specifications
Contact info
Description
Function
About Company
FAQ
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PROFIBUS DP to RS 485-IS Fieldbus Coupling

Siemens 6ES7972-0AC80-0XA0 is a SIMATIC DP RS 485-IS coupler that links PROFIBUS DP to an intrinsically safe RS 485-IS segment for field-device communication.

Selection checkpoint: Confirm the hazardous-area design, RS 485-IS segment documentation, supply range and current Siemens product instructions before installation.

Commercial Term

QUOTATION	PAYMENT	LEAD TIME	SHIPPING	WARRANTY
Current price and availability	T/T or agreed terms	Confirmed with the quotation	DHL, FedEx, UPS or agreed freight	12 months

Specifications

Technical parameter	Value
Product type designation	SIMATIC DP RS 485-IS coupler
Article number	6ES7972-0AC80-0XA0
Fieldbus function	PROFIBUS DP to RS 485-IS coupler
Application	Control of intrinsically safe PROFIBUS nodes
Installation area	Hazardous Zone 2
Permissible supply range	20.4 to 28.8 V DC
Maximum current consumption	150 mA
Typical power loss	3 W
Supply connection	Screw terminal block
Degree of protection	IP20
Product lifecycle	PM300 Active Product
Manufacturer	Siemens

Contact info

CONTACT

Jim Pei

[email protected]

+86 180 2077 6782

Description

6ES7972-0AC80-0XA0 is the fieldbus coupler between PROFIBUS DP and RS 485-IS. Siemens specifies it for controlling intrinsically safe PROFIBUS nodes, with installation of the coupler in hazardous Zone 2 and support for an extended temperature range.

The IP20 device uses a screw-terminal supply connection and accepts 20.4 to 28.8 V DC. Engineering work on 6ES7972-0AC80-0XA0 must follow the current Siemens product instructions and the approved explosion-protection design for the complete installation.

Function

01	Bus coupling Link a standard PROFIBUS DP segment to RS 485-IS.

02	Field-device communication Serve intrinsically safe PROFIBUS nodes on the RS 485-IS side.

03	Zone 2 installation Install the coupler within the documented hazardous-area conditions.

04	Cabinet integration Use the IP20 housing and screw-terminal supply in a suitable enclosure.

About Company

SupplyPLCs supports exact-model review, product-condition confirmation and responsive industrial automation sourcing.

Share the complete order number, installed-system context and destination. Our team will coordinate availability, shipment options and available product documentation.

FAQ

When is 6ES7972-0AC80-0XA0 appropriate for a PROFIBUS installation with intrinsically safe field devices?

Use it when the engineered network requires a coupler between PROFIBUS DP and an RS 485-IS fieldbus segment. The hazardous-area design and the connected node approvals must still match the current Siemens instructions for the complete installation.

Why can the PROFIBUS DP side of 6ES7972-0AC80-0XA0 be active while RS 485-IS field devices do not communicate?

Treat the two bus sides as separate diagnostic paths. Check the documented RS 485-IS wiring, termination, node addresses and supply condition, and stop commissioning if the installed arrangement differs from the approved system design.

Q3	What should I verify before powering 6ES7972-0AC80-0XA0 after cabinet work? Confirm that the supply remains within 20.4 to 28.8 V DC and that the screw-terminal wiring matches the Siemens product instructions. The enclosure and hazardous-area measures must also be restored before power is applied.

How should I respond if 6ES7972-0AC80-0XA0 loses communication when the installation temperature changes?

Compare the actual enclosure temperature and supply stability with the documented operating conditions before replacing the coupler. Intermittent bus behavior also requires inspection of the RS 485-IS connections under the approved maintenance procedure.

Does the IP20 rating of 6ES7972-0AC80-0XA0 allow it to be mounted without a protective enclosure?

No. IP20 does not provide protection for an exposed industrial or hazardous-area installation, so the coupler must be integrated into the enclosure and protection concept defined by the project documentation.

Which records should be supplied when sourcing 6ES7972-0AC80-0XA0 for an existing plant?

Provide the complete order number, product version, PROFIBUS DP topology, RS 485-IS node list, supply details and hazardous-area documentation. This information helps confirm the exact coupler role without substituting a standard RS485 repeater.

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