Ziehl - FRMU1000
Frequency input 110-880V
frequency and speed relay,
transmitter
Frequency 10-500 Hz, speed 5-99,999 rpm
2 output relays min/max/window
Frequency inputs 110-300 V / 210-830 V Speed input 2-/3-wire, npn + pnp
Analogue output 0-10 V, 0/4-20 mA, scalable
Us AC/DC 24-240V