Inovance MD300 - Appendix C: Description of IO Expansion Card (MD32 IO); IO Installation Mode; Mechanical Installation and Control Terminal Function

Appendix MD320/MD320N User Manual
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Appendix C: Description of IO Expansion Card (MD32IO)
MD32IO card is I/O expansion card launched by Shenzhen Inovance Technology Co., Ltd to
support the use of MD320 series inverter.
It can add ve digital inputs, one analog voltage signal input, one relay signal output, one digital
signal output and one analog signal output. Meanwhile, IO expansion card has communication
function and supports RS-485 communication mode.
Appendix C: Fig. 1 IO Installation Mode
C.1 Overview
C.2 Mechanical Installation and Control Terminal Function
Installation shall be conducted when the inverter is completely disconnected from power 1.
supply.
Align the expansion card interface of I/O expansion card with the locating hole of the 2.
control board of the inverter.
Tighten with screws. 3.
C.2.1 Refer to Fig.1, Fig.2 and Fig.3 of Appendix C respectively for the installation mode,
physical dimensions, jumper interface and CN3 signal denition.