Prosonic M FMU40/41/42/43/44 Ultrasonic Level Measurement Operating Instructions, provides a detailed introduction of the product characteristics and features
The manual provides installation, commissioning, and safety guidance for the Prosonic M ultrasonic level transmitter series (FMU40, FMU41, FMU42, FMU43, FMU44). It details device identification, certification, wiring, and configuration options for various communication protocols.
Additional sections cover troubleshooting, maintenance, accessories, and technical data such as measuring range, supply voltage, and IP rating. The document is intended for trained specialists responsible for the device’s setup and service. This manual is written in German.
| Measuring range (fluids) | up to 15 m |
|---|---|
| Measuring range (bulk solids) | up to 7 m |
| Supply voltage | 90‑253 VAC |
| Output signal | 4‑20 mA HART |
| IP rating | IP68 / NEMA 6P |
| Communication options | 2‑wire 4‑20 mA loop/HART, PROFIBUS PA, Foundation Fieldbus |
| Explosion protection certification | ATEX II 1/2 G, II 2 G, ATEX II 3G |
The device can measure up to 15 m in fluids and up to 7 m in bulk solids.
It is certified for ATEX II 1/2 G, ATEX II 2 G, and ATEX II 3G among other ratings.
The transmitter can be powered from 90 V to 253 V AC and provides a 4‑20 mA HART output.
It is rated IP68 and complies with NEMA 6P.