Fujitsu MB2146-440-E Kurulum Kılavuzu - Sayfa 13
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2.4.5
LED Module
There are four LEDs on the LED module of EV board. They show the system status.
Module
name
D8
D9
LED
D10
D11
2.4.6
Feedback Module
The module inputs the motor back EMF signal to MCU.
2.4.7
Motor Drive Module
The module is designed for driving motor. It features the following functions:
250V 3.0A 3-phase FRFET inverter including high voltage integrated circuit (HVIC);
HVIC for gate driving and under voltage protection;
Optimized for low electromagnetic interference;
Isolation voltage rating of 1500Vrms for 1min.
EV BOARD MB2146-440-E V1.4
Chapter 2 EV Board Introduction
Function
Show motor status: stopped, running, error
Show motor running orientation
Show motor driving method:
hall sensor or Back EMF
Reserve
MCU-AN-500070-E-14 – Page 13
Remark
ON
Running
OFF
Stopped
Winking
Error
ON
Clockwise
OFF
Counter clockwise
ON
Hall sensor
OFF
Back EMF