The vibration monitor VKV021 from ifm electronic guarantees a reliable permanent vibration monitoring according to DIN ISO 10816, and operates in a frequency range of 10-1,000 Hz. The measuring range is 0-25 RMS mm/s and is indicated via a NC DC PNP contact. The operating voltage is 18-32 V DC. The vibration monitor VKV021 has a protection rating of IP67. It offers a simple switching point adjustment via two easy to read adjusting rings.