User Manual of EM730 Series Inverter The relay output is from the internal relay of the inverter. The relay has one set of normally open contacts and one set of normally closed contacts. When the selected function is disabled, the EB-EC is normally closed and EA-EC is normally open. When the selected function is enabled, the internal relay coil will be powered on, the EB-EC will be disconnected, and the EA-EC will be Fig. 7-12 Relay Contacts engaged. See Fig. 7- 12. Fig. 7-13 Schematic Diagram of Level and Single Pulse Output of Digital Output Terminal The digital output terminal Y1 and relay output terminal R1 have two output types:
level 191 Function code Function code name Parameter description Unit Default setting Attribute Mailing address F03.05 Options of output signal type D7 D6 D5 D4 D3 D2 D1 D0 0*0 〇 0x0305 * * * * * R1 * Y1 0: level 1: single pulse