Modbus RTU Client to BACnet MS/TP Subordinates Protocol Gateway

The easiest way to connect a Modbus RTU Client to BACnet MS/TP field devices. The 460MRSBM gateway allows you to move automation data between a Modbus RTU client and up to 32 BACnet MS/TP Subordinate devices.

460MRSBM

Price range: $896.72 through $979.31

SKU: 460MRSBM
INCLUDES
PRODUCT FEATURES
DATASHEETS & USERGUIDES

Connect Your Serial Modbus Network to Your BACnet Field Devices

Modbus RTU to BACnet MS/TP diagram

The 460MRSBM moves automation data between a Modbus RTU client (master) and up to 32 BACnet MS/TP subordinate devices. It’s a perfect tool to bridge the gap between your industrial automation and building automation networks without writing custom logic or downloading software.

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How Does the 460MRSBM Protocol Gateway Move Data in My Application?

For most applications, the data mapping is very straight forward:

  • Modbus register data is mapped to BACnet Analog Inputs (AI) and Analog outputs (AO)
  • Modbus coil data is mapped to BACnet Binary Inputs (BI) and Binary Outputs (BO)

The only additional piece of information required for BACnet is adding metadata, which is nothing more than an ASCII description of each object. No other deep understanding of either protocol is required to configure the gateway. It really is that simple.

Need to modify your data as it passes from one protocol to the other? No problem. Each data mapping you apply can be modified with up to three mathematical functions. This allows you to manipulate values within the gateway itself before data reaches its destination.

Not exactly what you were looking for? Real Time Automation offers a full line of Modbus RTU protocol gateways and BACnet MS/TP protocol gateways.

Simplify Device Connectivity with Modbus Device Templates

Configuring your RTA Modbus RTU Client to BACnet MS/TP Servers protocol gateway is as easy as loading a file!

Real Time Automation provides over 400 pre-defined Modbus device profiles from over 70 vendors. All you need to do is assign the IP and serial network settings, upload the template file and the gateway automatically populates the entire Modbus data point list and sets up the corresponding BACnet points. It’s that easy!

  • No manual entry of Modbus registers or data mapping to BACnet objects
  • Customizable tag names to fit your existing naming conventions

Why Trust Real Time Automation As Your Protocol Partner?

While there are certainly other companies offering protocol gateways, no one provides the level of support and service that you receive from Real Time Automation.

  • Total protocol lifecycle support
  • Talk to a live person from our Wisconsin-based headquarters every time you call
  • Receive honest answers and recommendations from our sales team
  • Get live Enginerd support that provides timely issue resolution without opening tickets or 24-hour wait times

460MRSBM Frequently Asked Questions


The 460MRSBM is available in a variety of platform options to meet your unique application needs. Use the platform comparison table to determine the right platform for you.


Purchases can be made through authorized RTA distributors or directly from Real Time Automation. Orders may be submitted by emailing a purchase order to orders@rtautomation.com or by purchasing directly on the RTA website with a credit card.


The 460MRSBM is delivered with a 5-year warranty.


RTA offers multiple support options. Live Enginerd support is available from 8am to 5pm CST. Call 800-249-1612, email support@rtautomation.com or visit the support page.




Modbus RTU Server Features

Modbus Operation Modes: Modbus RTU Server
Function Codes Supported: 1, 2, 3, 4, 5, 6, 7, 15 & 16
Swapping: Byte and Word Swapping
Maximum Modbus RTU Server Connections: 1
Contiguous Data Areas: 200 Total - 100 reads & 100 writes
Data Area Limits: 500 Contiguous Coils or 500 Contiguous Registers

BACnet MS/TP Manager Features

BACnet/ MS/TP Operation Modes: BACnet MS/TP Manager Initiator
Supported Object Types: Device, Binary, Analog, Multi-State, Character String Value
Supported Service Codes: Read Property-A, Read Property Multiple-A, Write Property-A, Write Property
Multiple-A, Device Dynamic Binding-A
Maximum Connections: 32
Number Read/Write Scan Lines per Device: 200 Total - 100 reads & 100 writes
Scan Line Support: Up to 128 Total Objects

What our Customers are Saying

“I challenged a customer to get it working by the time I got back from his break room with a Coke and he indeed had it working when I got back. He then said, "It’s worth twice the price!"”

Eric P. / Kendall Electric

“Everything seems to be working as we imagined. Thanks for the great response time. I did not see any way to save the configuration other than screen shots, but the configuration did not get lost in the update. Thanks again, and you were a pleasure to work with.”

Kevin L. / Extol, Inc.