H2-meTCD I2C
High-precision, maintenance-free hydrogen detection
H2-meTCD I2C
High-precision, maintenance-free hydrogen detection

The H2-meTCD I2C is a rugged, industrial-grade hydrogen sensor with micro-etched sensing element. It contains the entire electronic circuitry for control and read-out through the I2C digital bus. Based on a thermal conductivity operation principle. It is designed for use in a variety of applications which require an accurate hydrogen determination in nitrogen or other non oxygen-containing atmospheres.

The H2-meTCD I2C is a rugged, industrial-grade hydrogen sensor with micro-etched sensing element. It contains the entire electronic circuitry for control and read-out through the I2C digital bus. Based on a thermal conductivity operation principle. It is designed for use in a variety of applications which require an accurate hydrogen determination in nitrogen or other non oxygen-containing atmospheres.
Key Features & Benefits
- Accurate measurement up to 100 vol-%
Detects hydrogen in air and nitrogen
- Unmatched environmental robustness
Operates in 0% to 100% relative humidity
Temperature range -20°C to +85°C
- Fast, reversible reaction times
Enables rapid detection and clear recovery
Ideal for critical applications where reaction time matters
- Control sensor characteristics
Digital temperature sensor
Programmable gain amplification
Zero-point setting
- Engineered for longevity
Very low power consumption of < 10 mW
No regular maintenance required
Designed for years stable, continuious operation
Key Features & Benefits
Accurate measurement up to 100 vol-%
- Detects hydrogen in air and nitrogen
Unmatched environmental robustness
- Operates in 0% to 100% relative humidity
- Temperature range -20°C to +85°C
Fast, reversible reaction times
- Enables rapid detection and clear recovery
- Ideal for critical applications where reaction time matters
Control sensor characteristics
- Digital temperature sensor
- Programmable gain amplification
- Zero-point setting
Engineered for longevity
- Very low power consumption of < 10 mW
- No regular maintenance required
- Designed for years stable, continuious operation
Pin Configuration
Pin Configuration

Pin 9
+6 V positive supply voltage with respect to ground
Pin 7
Ground of the internal electronics. The pin is electrically not connected to the
housing
Pin 3
Clock line of the I2C bus**
Pin 8
Data line of the I2C bus**
** If connected, provide necessary pull-up resistors to SCL and SDA (e.g. 4.7 kOhm).

Pin 9
+6 V positive supply voltage with respect to ground
Pin 7
Ground of the internal electronics. The pin is electrically not connected to the
housing
Pin 3
Clock line of the I2C bus**
Pin 8
Data line of the I2C bus**
** if connected, provide necessary pull-up resistors to SCL and SDA (e.g. 4,7kOhm).
Evaluation kit
For full accecibility for your sensor
Evaluation kit
For full accecibility for your sensor
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!

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