The Elvaco CMa30 is a compact and mobile USB M-Bus master that has been specially developed for commissioning, troubleshooting and reading out individual M-Bus slaves or small M-Bus systems. It is connected to a laptop via USB, requires no external power supply and supports up to 30 M-Bus devices. Thanks to optical isolation and LED status indicators, the device enables safe and easy operation in the field. The CMa30 is compatible with the most common M-Bus software solutions and is ideal for service technicians.
Communication | |
---|---|
connectivity | USB, MBus |
Power supply | |
power supply | USB |
Certifications | |
enclosure protection class | IP41 |

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