
Safety and flexibility in gas monitoring
Effectively identify hazards with the EX-TEC® PM 400
- Mobile gas warning device featuring a compact and ergonomic design
- Reliable warning in the event of critical concentrations of several gas types
- Quick and easy documentation of measurement values using the powerful GasCom software
- Fully automatic testing and adjustment in all measuring ranges thanks to the integrated gas supply with the ATS 503/501 test set
- Combined alarm signals (acoustic & visual) to immediately recognise dangerous situations
- IP65 protection rating and certified explosion protection for maximum safety in any work environment
- Up to 11 hours of battery life, depending on the application
- Simultaneously warns of up to four different gases, depending on the configuration
Safe. Reliable. Flexible.
The EX-TEC® PM 400 reliably warns of dangerous gas concentrations and can be used flexibly thanks to its customised configuration and handy design.
Security
Visual and acoustic alarms ensure your safety
Warns you of up to

The EX-TEC PM 400 warns you of up to 4 gases, depending on the configuration: CH₄ / H₂S / O₂ / CO / CO₂
Flexible use
Thanks to individual sensor configuration.