H2-RS232-Adapter

Compatible with the H2-CNI I2C-I FWB-A or H2-meTCD I2C

The adapter enables the connection of digital hydrogen sensors with an I2C interface to a serial RS232 interface.

Key Features & Benefits




  • Adapter – Main Features & Functions


Adapter for connecting digital sensors:

  • H2-CNI I2C-I FWB-A
  • H2-meTCD I2C

Communication via serial interface (RS232 protocol)


  • Interfaces & Connectors


D-Sub 9 socket (female) for RS232 communication

5.5 mm / 2.5 mm DC jack for +5 V power supply

Micro-USB Type B socket as an alternative +5 V power input

Selected via jumper setting

Shielded M8×1 female connector for sensor connection via cable

Gold-plated (Au) sockets

Allow direct plug-in of the sensor


  • Power Supply


Generates +9 V sensor supply voltage

External power options:

+5 V DC via DC jack or

+5 V DC via Micro-USB


  • Mechanical Integration


Can be screwed onto our Test chamber


  • Additional Features


Digital temperature sensor

Ambient temperature measurement via RS232 commands

LED indicators

Visual indication of adapter operation and status


Need a custom solution?


We offer customization options on existing sensors as well as custom

development of completely new sensors or features.


Tell us about your needs and we'll get back to you!

Need a custom solution?


We offer customization options on existing sensors as well as custom

development of completely new sensors or features.


Tell us about your needs and we'll get back to you!