Siemens 6ES7151-3AA23-0AB0 SIMATIC ET 200S IM 151-3 PN ST Interface Module

Overview

SIEMENS SIMATIC ET 200S

6ES7151-3AA23-0AB0 SIMATIC ET 200S IM 151-3 PN ST Interface Module

Standard PROFINET interface with a two-port RJ45 connection, supporting up to 63 ET 200S modules and a station width of 2 m.

At a Glance

Brand	Siemens
Model	6ES7151-3AA23-0AB0
Product Type	IM 151-3 PN ST interface module
Core Function	Connect distributed I/O to PROFINET IO
Compatible Series / Application	ET 200S distributed I/O stations

Station capacity

Connect up to 63 power, electronic or motor starter modules.

Network access

Two RJ45 ports provide the PROFINET station connection.

Resilient operation

MRP and Shared Device support flexible network architectures.

Product Overview

6ES7151-3AA23-0AB0 connects a SIMATIC ET 200S station to PROFINET IO, combining I/O communication with an integrated two-port network interface.

The station can contain power modules, electronic modules and motor starters within a total width of 2 m, and a termination module is included.

Ordering focus: Match the ET 200S module arrangement, station width and controller configuration to the required PROFINET functions.

Key Functions

Distributed I/O exchange

The interface provides 256 input bytes and 256 output bytes for station addressing.

Shared access and media redundancy

Shared Device permits up to two IO controllers, while MRP supports media redundancy.

Station diagnostics

LINK, BF, SF and supply-monitoring LEDs provide local operating and fault indication.

Official Specifications

Maximum station modules	63 power, electronic or motor starter modules
Maximum station width	2 m
Input and output address areas	256 bytes each
PROFINET transfer rate	100 Mbit/s
Maximum supply current	200 mA from 1L+
Typical power loss	3.3 W
Power-failure buffering	20 ms
Shared Device controller limit	2 IO controllers
Ethernet electrical isolation	Isolated from electronics
Isolation test voltage	500 V
Operating ambient temperature	0 to 60 °C
Dimensions (W × H × D)	60 × 119.5 × 75 mm
Approximate weight	150 g

Official source:Siemens technical specifications and product manual

Frequently Asked Questions

Can I build a wide ET 200S station with 6ES7151-3AA23-0AB0?

The station may contain up to 63 modules within a maximum width of 2 m.

Do I need an external switch to continue a line from 6ES7151-3AA23-0AB0?

The two integrated RJ45 ports allow the Ethernet line to continue through the interface.

Can two controllers share I/O connected through 6ES7151-3AA23-0AB0?

Shared Device supports a maximum of two IO controllers.

How much input and output address space does 6ES7151-3AA23-0AB0 provide?

The station has 256 input bytes and 256 output bytes.

Can I include 6ES7151-3AA23-0AB0 in an MRP ring?

The interface supports MRP media redundancy.

Which indicators help locate a fault on 6ES7151-3AA23-0AB0?

The LINK, bus-fault BF, group-error SF and supply ON indicators show network and station status.

Is a station termination module supplied with 6ES7151-3AA23-0AB0?

A termination module is included with the interface module.

Compatibility & Ordering Notes

Before ordering 6ES7151-3AA23-0AB0: Use this interface with the ET 200S module family and a PROFINET IO controller, keeping the complete station within its module and width limits.

Compatibility Checklist for 6ES7151-3AA23-0AB0

• Plan both the 256-byte input area and 256-byte output area.
• Use the two RJ45 ports for the required line or MRP topology.
• Set Shared Device ownership consistently for the participating controllers.
• Include the station termination module in the installation.

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