Features

• Stainless steel with increased nickel content for a lower embrittlement rate

• Gold-plated diaphragm for minimal H2 diffusion

• RS485 interface can be combined with analog interface

• Analog interface scaleable by RS485 interface (turn-down)

• Modbus RTU protocol for process values and configuration

• Excellent long-term stability

• Optional: Intrinsically safe version 33X-Ei-H2 available for use in explosive environments

Technology

• Insulated and encapsulated piezoresistive pressure sensor chip

• Fully welded design with no internal seals

• High-quality pressure transducers and proven mathematical compensation

• Based on technology from the well-known 33X series with the highest level of accuracy

Typical applications of hydrogen

• Manufacturing / production

• Transport

• Containment / storage

• Petrol stations