...ltage pulse Note: If the monitor output from the inverter is analog, such as 0 to 10 V, use the K3MA-J. K3MA-F K3MA-F m/min rpm rpm Proximity sensor •Monitoring line speed for a reflow furnac...https://www.ia.omron.com/data_pdf/cat/k3ma-f_ds_e_14_4_csm265.pdf