Speed and frequency monitor UH 6937
The UH 6937 speed and frequency monitor allows for over and under frequency monitoring of single of 3-phase AC systems. Universal measuring inputs for AC-voltages of 8 … 280 V for single-phase monitoring as well as 16 … 690 V for single- and 3-phase monitoring.
The UH 6937 can be used for safety applications up to PL e Cat 4 and SIL3. The device can be easily configured using front side display, without the need of a PC.