Siemens 6ES7193-6AR00-0AA0 — PROFINET Bus Adapter Buyer's Guide

By Abdullah Zahid
12 min read
Siemens 6ES7193-6AR00-0AA0 SIMATIC ET 200SP BA 2xRJ45 PROFINET bus adapter for distributed I/O systems

Siemens 6ES7193-6AR00-0AA0 SIMATIC ET 200SP Bus Adapter BA 2xRJ45: Specs, Applications and Selection Guide

Controls engineers specifying PROFINET connectivity for a SIMATIC ET 200SP distributed I/O system arrive at this page with a focused question: is the 6ES7193-6AR00-0AA0 the right bus adapter, or does a variant better fit their network architecture? This is a late-stage procurement decision. The 6ES7193-6AR00-0AA0 — formally the SIMATIC ET 200SP, BusAdapter BA 2xRJ45 — delivers a 2-port PROFINET interface with an integrated managed switch in a 20mm wide module that drops directly into the ET 200SP interface slot, eliminating the need for a separate external Ethernet switch in most panel configurations.

If you have already confirmed this is the right part, check current pricing and availability at LeadTime.ca — ships worldwide.

Who Should Buy the 6ES7193-6AR00-0AA0 — and Who Shouldn't

This bus adapter is the correct choice for engineers and procurement specialists building or expanding a SIMATIC ET 200SP distributed I/O system that communicates over a PROFINET network. It is specifically right for your project if all of the following apply:

  • Your I/O system is SIMATIC ET 200SP and the interface module slot is available for a bus adapter
  • Your control architecture specifies PROFINET protocol — not PROFIBUS
  • You need two RJ45 network ports for daisy-chain topology, redundant parallel paths, or standard single-path connection
  • Your control cabinet operating temperature does not exceed +60°C (horizontal mounting) or +50°C (vertical mounting)
  • No individual cable run from an RJ45 port to the next network device exceeds 100m using copper conductors
  • You want to reduce panel component count by eliminating a standalone external managed Ethernet switch

If your system requires PROFIBUS rather than PROFINET, the correct alternative is the 6ES7193-6BP00-0DA0 Bus Adapter BA PROFIBUS. These two adapters are not interchangeable — protocol selection must be confirmed in your system design documents before issuing a purchase order.

On this page:

What the 6ES7193-6AR00-0AA0 Actually Does in Your Panel

The 6ES7193-6AR00-0AA0 is a network bus adapter — a small but operationally critical module that gives the SIMATIC ET 200SP its network identity and physical network connection. Without a bus adapter in the interface module slot, the ET 200SP has no mechanism to communicate with a higher-level controller. This adapter specifically provides two RJ45 ports wired into a single PROFINET interface operating in managed switch mode, which means both ports share one PROFINET address but can serve different physical cable paths simultaneously.

The integrated managed switch function is the specification that most often tips the decision in this adapter's favor over competing configurations. In a typical distributed I/O deployment, eliminating the need for a dedicated external Ethernet switch per remote I/O node reduces panel component count and shortens cable runs by approximately 15–25%. For a facility scaling to multiple remote production zones, that savings compounds quickly. The adapter weighs 46g, occupies only 20mm of panel width, and supports operating temperatures from -30°C to +60°C in horizontal mounting — a thermal envelope that covers most industrial control cabinet environments.

The 6ES7193-6AR00-0AA0 holds active product status with delivery release 03/30, and carries CE, UL, CCC-Ex, and FM certifications, making it deployable in hazardous location applications and compliant with global automation standards. PROFINET-based I/O systems in discrete manufacturing environments report over 99.5% availability when properly commissioned and maintained — a figure the dual-port redundancy capability of this adapter directly supports.

Where This Adapter Sits in a Typical SIMATIC System

The 6ES7193-6AR00-0AA0 is the network interface point at the ET 200SP node — the physical and logical boundary between the PROFINET backbone and the local I/O modules. Understanding this placement prevents misidentification of the adapter's role during system design.

  • A central controller — typically an S7-1500 or S7-1200 — manages the PROFINET network and communicates with all downstream I/O nodes over a structured Ethernet backbone
  • At each remote I/O location, an ET 200SP base unit with power module and I/O modules handles local signal acquisition and control outputs
  • The 6ES7193-6AR00-0AA0 mounts in the interface module slot of the ET 200SP base unit, providing the two RJ45 ports that physically connect that node to the PROFINET network
  • Both RJ45 ports on this adapter connect to the same single PROFINET interface — one port connects upstream toward the controller or switch; the second port connects downstream to the next ET 200SP node in a daisy-chain, or to a redundant network path
  • TIA Portal recognizes the adapter as part of the ET 200SP hardware configuration; IP address, device name, and PROFINET cycle parameters are all assigned here during commissioning

Industries and Applications That Specify This Adapter

Discrete manufacturing environments — automotive assembly lines, machinery OEMs, appliance production — are the highest-volume users of this adapter. In these settings, ET 200SP nodes are distributed at each machine station or conveyor zone, and the BA 2xRJ45 provides the plug-and-play PROFINET connection that lets engineers add or reconfigure I/O nodes without redesigning the network topology.

Food, beverage, and pharmaceutical producers specify this adapter where PROFINET is the plant network standard and hygienic or washdown areas require compact, panel-mounted I/O rather than distributed junction boxes. The IP20 degree of protection means the adapter itself must be housed in a sealed enclosure in those environments, which is standard practice for ET 200SP deployments in process areas.

Packaging and logistics automation integrators use this adapter where modular machine control is a design requirement — each functional module of a packaging line or sortation system carries its own ET 200SP node, and the BA 2xRJ45 enables the plug-and-play PROFINET connectivity that makes physical module swaps fast and network-transparent.

Retrofit and upgrade projects represent a significant share of orders for this adapter. When existing SIMATIC systems are converted from PROFIBUS to PROFINET networks, the BA 2xRJ45 provides the incremental upgrade path — the ET 200SP hardware remains in place, and only the bus adapter is swapped to change the network protocol at that node.

Application Typical Deployment
Automotive assembly line ET 200SP nodes at each station; BA 2xRJ45 daisy-chains nodes on plant PROFINET backbone
Food and beverage processing Panel-mounted ET 200SP with PROFINET adapter connecting to central S7-1500 controller
Pharmaceutical production Distributed I/O at remote process zones; dual RJ45 ports used for redundant network paths
Packaging machinery OEM Modular machine design; each section carries ET 200SP with BA 2xRJ45 for plug-and-play PROFINET
PROFIBUS-to-PROFINET retrofit Existing ET 200SP base units retained; bus adapter swapped from PROFIBUS to BA 2xRJ45 variant
Logistics and warehouse automation ET 200SP nodes along conveyor and sortation systems; single-path or daisy-chain PROFINET topology

Purchase-Decision Specifications at a Glance

Specification Value
Dimensions (W x H x D) 20mm x 69.5mm x 59mm
Weight 46g (0.12 lbs)
Operating Temperature (Horizontal) -30°C to +60°C
Operating Temperature (Vertical) -30°C to +50°C
Storage Temperature -25°C to +70°C
Degree of Protection IP20
Protocol PROFINET IO
Network Ports 2 x RJ45 (single PROFINET interface, managed switch mode)
Maximum Cable Run Per Port 100m (copper conductors, CAT5 or higher)
Certifications CE, UL, CCC-Ex, FM

Full technical specifications are available on the product page at LeadTime.ca.

6ES7193-6AR00-0AA0 vs. 6ES7193-6BP00-0DA0: PROFINET or PROFIBUS?

The single most common ordering error with ET 200SP bus adapters is selecting the PROFIBUS variant when PROFINET is specified, or vice versa. Both adapters fit the same interface slot and look similar in distributor catalogs — the model numbers are easy to confuse under time pressure. The table below shows the decision-relevant differences.

Feature 6ES7193-6AR00-0AA0 (This Model) 6ES7193-6BP00-0DA0 (PROFIBUS Alternative)
Protocol PROFINET PROFIBUS
Network Ports 2 x RJ45 1 x D-Sub 9-pin
Integrated Managed Switch Yes No
Maximum Cable Distance 100m per port (copper) 1200m (PROFIBUS standard)
Topology Support Daisy-chain, redundant, star via switch Point-to-point or multi-drop
Typical Application Modern Ethernet PROFINET backbone Legacy PROFIBUS network or long-distance runs
Select When PROFINET is specified in control architecture Existing PROFIBUS network must be maintained

If your control architecture specifies PROFINET and your ET 200SP nodes are within 100m of the nearest network switch or controller port, the 6ES7193-6AR00-0AA0 is the correct choice — check current availability at LeadTime.ca.

Expert Verdict: Honest Assessment for Engineers

The 6ES7193-6AR00-0AA0 earns its place in the ET 200SP system design primarily because of what it eliminates rather than what it adds. The integrated managed switch removes one component from every remote I/O panel — no dedicated Ethernet switch, no additional DIN rail space, no extra power supply connection. In a facility deploying 20 or more distributed I/O nodes, that reduction in panel complexity is not trivial. The 20mm footprint, -30°C to +60°C operating range, and FM/CCC-Ex certifications cover the majority of industrial cabinet environments, including classified hazardous locations. Distributed I/O configurations using this approach reduce cabling and integration costs by 20–30% compared to centralized I/O architectures in facilities with multiple remote production zones — a figure that justifies the bus adapter cost many times over at system level.

The limits of this adapter are straightforward and worth stating plainly. Two RJ45 ports is the ceiling — if your topology requires more than two physical network connections at an ET 200SP node, you still need an external switch. The 100m copper cable run limit is a hard constraint; exceeding it without a PROFINET repeater or media converter will produce intermittent or absent connectivity that is difficult to diagnose after installation. And if your plant network runs PROFIBUS, this adapter is simply the wrong part — the 6ES7193-6BP00-0DA0 is the correct selection, and no amount of configuration work will make the PROFINET adapter communicate over a PROFIBUS network.

From a procurement standpoint, the 6ES7193-6AR00-0AA0 maintains active product status with delivery release 03/30. Availability through authorized distributors is generally consistent for standard order quantities, though lead times for larger volume orders or time-sensitive projects warrant a direct inquiry before committing to a build schedule. If this matches your system requirements, view current stock and pricing at LeadTime.ca.

For volume pricing or to confirm lead time before committing to a build, contact the LeadTime.ca team directly — we ship worldwide.

Wiring and Installation Overview

The following points summarize the key physical and network requirements for installing the 6ES7193-6AR00-0AA0. Full wiring procedures and commissioning steps are documented in the Siemens ET 200SP system manual and TIA Portal hardware documentation — those references are required reading before installation.

  • The adapter mounts exclusively in the designated interface module slot on the ET 200SP base unit; power down the entire ET 200SP system before inserting or removing the adapter
  • RJ45 Port 1 connects upstream to the PROFINET network switch or directly to a controller PROFINET port; Port 2 connects downstream to the next ET 200SP node in a daisy-chain, or to a redundant path — Port 2 may be left unconnected in a single-path topology
  • Use CAT5 or higher cable for all RJ45 connections; verify that no individual cable run from this adapter to the next network device exceeds 100m of copper conductor
  • Confirm cabinet operating temperature under worst-case production load does not exceed +60°C for horizontal mounting or +50°C for vertical mounting; add forced ventilation if measurements approach these limits
  • In TIA Portal, assign the IP address, subnet, gateway, and PROFINET device name to this adapter in the hardware configuration before downloading to the controller; verify PROFINET cycle time and link status in the diagnostics panel after commissioning

Wrong-Part Prevention Checklist Before You Order

Before issuing a purchase order for the 6ES7193-6AR00-0AA0, verify each item on this checklist. These checks prevent the most costly ordering errors associated with ET 200SP bus adapter procurement.

  1. Verify the ET 200SP system uses an interface module slot for the bus adapter (not a different mounting standard)
  2. Confirm PROFINET protocol is specified in your control architecture (PROFIBUS variants exist and are not interchangeable)
  3. Check that your application requires only two network ports; if more are needed, consider external switch or alternative topology
  4. Ensure operating temperature range (-30°C to 60°C horizontal) matches your control cabinet environment
  5. Validate that cable run lengths do not exceed 100m per RJ45 port (copper conductor standard)
  6. Confirm the delivery release (03/30) is current and compatible with your TIA Portal and ET 200SP firmware versions

If all six items check out, view the 6ES7193-6AR00-0AA0 product page at LeadTime.ca to confirm availability and request a quote. If any item raises a flag, contact the LeadTime.ca team before ordering — our team can help verify compatibility or identify the correct alternative.

Frequently Asked Questions

Does the 6ES7193-6AR00-0AA0 require an external Ethernet switch, or does it include switch functionality?

The adapter includes an integrated managed switch, so no external Ethernet switch is required at the ET 200SP node for daisy-chain or standard single-path network topologies. Both RJ45 ports share one PROFINET interface operating in switch mode. An external switch is only needed if more than two physical network connections are required at a single ET 200SP location.

Can the 6ES7193-6AR00-0AA0 be used with S7-1200 controllers as well as S7-1500?

Yes. The adapter communicates via standard PROFINET IO protocol and is compatible with both S7-1500 and S7-1200 controllers. It also supports third-party PROFINET controllers. Configuration is performed in TIA Portal regardless of controller type — refer to the current release notes to confirm TIA Portal version compatibility with your firmware.

What happens if a cable run exceeds 100m to one of the RJ45 ports?

The 100m limit per port is a copper conductor standard for Fast Ethernet. Runs exceeding this length will typically produce intermittent packet loss, delayed PROFINET cycles, or complete loss of communication — symptoms that can be difficult to trace after installation. If your run exceeds 100m, use a PROFINET repeater or fiber media converter to extend the effective distance.

How do I confirm this adapter's firmware release is compatible with my existing ET 200SP system?

The 6ES7193-6AR00-0AA0 carries delivery release 03/30. Backward compatibility with earlier ET 200SP system versions is limited — you must cross-reference the adapter's firmware release against the ET 200SP system manual and the TIA Portal hardware catalog version currently installed in your project. Siemens product documentation at support.industry.siemens.com is the authoritative source for release compatibility matrices.

Is the 6ES7193-6AR00-0AA0 approved for use in hazardous locations?

Yes. The adapter holds CE, UL, CCC-Ex, and FM certifications, which cover deployment in hazardous location classifications where those certifications apply. However, the adapter has an IP20 degree of protection, meaning it must be housed inside a sealed enclosure rated for the specific hazardous area classification in your installation.

What is the difference between installing in horizontal versus vertical orientation, and does it affect the operating temperature limit?

Yes — the operating temperature rating differs by mounting orientation. Horizontal installation supports -30°C to +60°C. Vertical installation reduces the upper limit to -30°C to +50°C. This distinction matters in panel layouts where thermal stratification or limited airflow near the top of the enclosure could push temperatures above the lower vertical limit. Verify actual cabinet temperature under worst-case load before committing to a vertical mounting configuration.

Why Source the 6ES7193-6AR00-0AA0 from LeadTime.ca

  • LeadTime.ca ships worldwide — no geographic restriction on order origin or delivery destination
  • Direct access to pricing and real-time availability for active Siemens SIMATIC products including the 6ES7193-6AR00-0AA0
  • Volume pricing and project bundling inquiries handled directly — contact the team before committing to large build quantities
  • Sourcing support for time-sensitive or hard-to-locate parts in the SIMATIC ET 200SP product family
  • Fast response for RFQ preparation and procurement confirmation across engineering and procurement teams

At-a-Glance Summary

  • Official product name: SIMATIC ET 200SP, BusAdapter BA 2xRJ45 — catalog number 6ES7193-6AR00-0AA0
  • Two RJ45 ports share a single PROFINET IO interface configured in managed switch mode — no external switch required
  • Dimensions: 20mm wide x 69.5mm high x 59mm deep; weight: 46g
  • Operating temperature: -30°C to +60°C horizontal; -30°C to +50°C vertical
  • Maximum cable run: 100m per RJ45 port using CAT5 or higher copper conductors
  • Certifications: CE, UL, CCC-Ex, FM — deployable in hazardous location applications
  • Degree of protection: IP20 — must be mounted in rated enclosure for environmental protection
  • Compatible with S7-1500, S7-1200, and third-party PROFINET controllers via TIA Portal configuration
  • Active product status with delivery release 03/30; PROFIBUS alternative is 6ES7193-6BP00-0DA0 — not interchangeable
  • Integrating this adapter eliminates a standalone external switch, reducing panel component count and cable runs by approximately 15–25% in typical distributed I/O deployments