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IoTize TapNPass - Instant Wireless, NFC Bluetooth Wi-Fi on fieldbus

Instantly Links Fieldbus & Modbus® Equipped Industrial Systems to Mobile Devices and Cloud

TapNPass Duetware-based wireless adapters transform existing industrial equipment into wireless connected systems to facilitate on-site interventions for commissioning, audits, maintenance and software updates. TapNPass is designed as a Modbus (RTU) Master device allowing users to configure, monitor and control industrial equipment and systems. TapNPass offers:



TapNPass wireless adapters support wireless channels to meet a variety of needs including:

  • Secure connection to mobiles with NFC, Bluetooth, or Wi-Fi
  • Connection to WAN via Wi-Fi

TapNPass enhances security of local connections with dynamic encryption and NFC pairing of Bluetooth or Wi-Fi channels.


Integrated protocol support for industrial systems

TapNPass is an instant wireless solution supporting common industrial fieldbus interfaces RS-232, RS-485 and USB, and offering native support of Modbus protocol. TapNPass connects directly to systems and implements by a simple configuration.


Try TapNPass with Ionic HMI App Generator...

Create mobile HMI apps for iOS (IPA) and Android (APK) without writing a line of code. A free edition of the HMI App Generator is available to all users of TapNPass wireless adapters. Try it, it's robust, easy and immediate! Learn more here...

TapNPass Modbus to Wireless Adapters for NFC, Bluetooth / BLE, Wi-Fi, LoRa




  • TapNPass, TnP-FSW103 Quick Start Guide
  • TapNPass, TnP-NSW103 Quick Start Guide
  • TapNPass, TnP-FSR103 Quick Start Guide
  • TapNPass, TnP-NSR103 Quick Start Guide
  • TapNPass (TnL-NSR103, TnL-FSR103) Datasheet