TOP Server Modbus Plus Overview
Part of SuiteMulti-Industry

TOP Server Modbus Plus OPC Driver

Reliable OPC Connectivity for Modbus Plus Networks via SA85/PCI-85 Interface Cards

4.8(76 reviews)
8192 Devices

Supports up to 8192 devices per channel for large scale network integration.

32 Channels

Up to 32 total channels supported, enabling high density communication architecture.

8 Channels

Each SA85 or PCI card supports up to 8 channels for optimized throughput.

Multi-Mode

Supports solicited, unsolicited, and mailbox com modes for flexible data exchange.

Product Overview

The Modbus Plus driver works in conjunction with TOP Server to provide data exchange between OPC UA, OPC DA, SuiteLink and DDE clients and devices supporting the Modbus Plus protocol using a Modbus Plus interface card in the TOP Server PC. The Schneider USB Adapter USB Adapter TSXUSBMBP Revision 2 is supported by this driver for applications where in PC interface cards are not available or possible. If you have USB Adapter TSXUSBMBP Revision 1, which appears as a COM port to the Windows operating system, you can use the Modbus RTU driver. 

This driver supports client and server paths simultaneously. The server mode allows the driver to receive data by exception from other Modbus Plus devices acting as clients. Data integrity is ensured using extensive error handling.

The Modbus Plus driver includes direct integration with Modicon Concept and ProWORX programming packages, allowing users to directly import the tags from the PLC into TOP Server.

Why Choose This Driver?

Proven benefits that help you deploy faster and operate more reliably

Function Codes

Modbus function codes supported in decimal, 01, 02, 03, 04, 05, 06, 16, and hexadecimal, 01, 02, 03, 04, 05, 06, 10.

Address Range

Full address range support including 0xxxx output coils, 1xxxx input coils, 3xxxx internal registers, and 4xxxx holding registers.

Addressing Options

Supports both decimal and hexadecimal addressing formats.

Data Types

Supports all memory types and data types including float, long word, and BCD.

String Support

String data type support for internal registers.

Block Operations

Supports string block reads and 32-bit data handling using two registers.

Tag Generation

Automatic tag database generation using CSV import.

Dynamic Tags

Supports dynamic tag configuration directly from client applications.

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Key Features & Benefits

Everything you need for reliable Modbus Plus network connectivity

Overview

Modbus Plus key features for high performance industrial communication and scalability.

Hardware Support

Supports SA85, PCI 85 cards, and TSXUSBMBP Revision 2 USB adapters, with up to 4 cards per PC.

Channel Capacity

Supports up to 8 channels per card, with a maximum of 32 channels depending on configuration.

Device Capacity

Handles up to 8192 devices for large scale deployments.

Hilscher Support

Supports Hilscher CIF cards with up to 1 channel per card and a maximum of 4 cards per PC.

Compatibility Note

Hilscher and SA85 or PCI 85 cards cannot be used together in the same system.

Connectivity

Supports multiple access paths per interface card or USB adapter for flexible communication.

Tag Generation

Automatic tag database generation from Concept or ProWORX for faster setup.

Data Handling

Supports all data types and arrays, including word and byte order swapping and string access for holding registers.

Technical Specifications

Protocol

Modbus Plus Network

Interface

SA85/PCI-85 interface cards; TSXUSBMBP USB Adapter Rev 2

Operation Modes

Client and Server simultaneously

Address Base

Adjustable (0 or 1) — SA85 cards only

Unsolicited Mode

Supported (SA85 cards only)

License Type

Perpetual

Supported Devices

  • USB Adapter - USB Modbus Plus Adapter TSXUSBMBP Revision 2 supported. If using TSXUSBMBP Revision 1, it appears as a COM port and is supported by the Modbus RTU driver in the TOP Server Modbus Suite.
  • Controller Board - AT 984 programmable controller board support.
  • PCI Interface Cards - Supports SA85 PCI and PCI 85 interface cards, including SA85 002 and 001 models, Schneider part numbers AM SA85 030 and 416 NHM 300 30.
  • ISA Adapter - Modbus Plus ISA PC adapter card support.
  • PCMCIA Cards - Supports Modbus Plus Type II PCMCIA card, Schneider part 416 NHM 212 30, Type III PCMCIA card, part 416 NHM 212 33, and Type III plug and play PCMCIA card, part 416 NHM 212 34.
  • Hilscher Support - Supports Hilscher CIF card with required Hilscher Sycon software.

Note: Supports Modbus Plus networks via Schneider interface cards and USB adapters installed in the TOP Server PC.