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    • Smart IoT Highway
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Logo
  • SIOTH® Platform
    • Smart IoT Highway
      IT-OT-IIoT IntegrationAugmented AIVisualization & Monitoring
      SIOTH® Related Products
      SIOTH® SCADAMQTT Universal BrokerOPC UA Universal Server
      See it in action
      Download NowWatch Demo Video
  • OPC Products
    • Featured Products
      OPC UA WrapperOPCNet Broker DA HDA AE OPC UA Universal ServerOPC Easy ArchiverOPC UA Proxy
      OPC Servers
      OPC Server for ModbusOPC Server for DatabasesOPC UA Server for DatabasesOPC Server for SNMP OPC UA Server Simulator - Full Edition
      OPC Development Kits
      OPC UA Client ToolkitOPC UA Sever ToolkitOPC .NET Client Toolkit
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      FAQWhite PapersSuccess StoriesDocumentation
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  • Contact
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Login
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  • SIOTH® Platform
    • Smart IoT Highway
      IT-OT-IIoT Integration
      Seamlessly integrate your IT and OT in a secure way
      Augmented AI
      Leverage predictive analytics, ML/AI models combined with logic rules, workflows and fault propagation
      Visualization & Monitoring
      Configure web-based SCADA and dashboards
      SIOTH® Related Products
      SIOTH® SCADA
      Web SCADA enabling monitoring in minutes
      MQTT Universal Broker
      Unify Your OT Data with MQTT
      OPC UA Universal Server
      Unify Your OT Data with OPC UA
      See it in action
      Download Now
      Download your free SIOTH trial and start configuring your data flows
      Watch Demo Video
      Configure the OPC UA Universal Server, built in minutes using SIOTH
  • OPC Products
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OPC DA Test Client - Portable Edition

Test, monitor, and troubleshoot OPC DA connections for free– anytime, anywhere, no installation required.

The OPC DA Test Client – Portable Edition is a free, installation-free OPC DA client that lets you quickly test and monitor OPC servers locally or remotely with ease

OPC DA Test Client - Portable Edition Overview

OPC DA Test Client – Portable Edition: Lightweight, No-Install OPC Testing Tool

  • Lightweight, portable version of the OPC DA Test Client
  • No installation required – ready to run from any USB drive
  • Connect to multiple OPC DA servers simultaneously
  • Monitor real-time process data with an intuitive graphical interface
  • Troubleshoot communication issues quickly and efficiently
  • Ideal for engineers, integrators, and automation professionals
  • Perfect for field work, remote systems, or plant network environments
  • Reliable, user-friendly, and ready-to-use tool for OPC system testing
opc-architecture
Download User Guide

OPC DA Test Client - Portable Edition Features

OPC Compatibility

  • A fully compliant OPC DA client  
  • Browsing of all local or remote available OPC DA servers within the network  
  • Connection to one or more local and remote OPC DA servers at the same time  
  • Browsing of any OPC DA server address space 

Data Monitoring and Interaction

  • Monitoring OPC item changes (value, quality, and timestamp) over time  
  • Synchronous and asynchronous group reads and writes  
  • Monitoring the OPC Data Access server connection  

User Interface and Usability

  • An intuitive Graphical User Interface (GUI), simple to employ and user-friendly  
  • Log event display  
Frequently Asked Questions

Unlike the standard edition, the Portable Edition requires no installation. You can run it directly from a USB drive or any folder on your system, making it ideal for field engineers and users working on multiple machines. 

Yes. The Portable Edition is completely free to download, use, and distribute. 

No installation is required. Simply extract the program files and run the executable – perfect for use on multiple machines or in the field. 

Yes. It provides the same functionality as the standard edition, including multi-server connections, real-time data monitoring, and OPC communication troubleshooting. 

Field engineers, automation technicians, integrators, and anyone who needs a flexible, no-installation OPC DA testing tool across multiple devices or locations. 

Resources & Documentation

OPC DA Test Client - Portable Edition Resources

User Guide

Step-by-step installation and configuration guide

Product Datasheet

Comprehensive technical specifications and features overview

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