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15.1 Drive Status LED
◆ Protection functions and LED flash times
Times
Protection
Conditions
1
Over Current Error
The current through power devices in inverter exceeds 4.8A
2
Over Speed Error
Motor speed exceeds 3,000 [rpm]
3
Position Tracking Error
Position error value is higher than 180˚ in motor run state
4
Over Load Error
The motor is continuously operated more than 5 seconds under
a load exceeding the max. torque
5
Over Temperature Error
Inside temperature of drive exceeds 85℃
6
Over Regeneratived
Voltage Error
Back-EMF is higher than 48V
7
Motor Connect Error
The power is ON without connection of the motor cable to drive
8
Encoder Connect Error
Cable connection error with Encoder connection in drive
10
In-Position Error
After operation is finished, position error more than 1 pulse is
continued for more than 3 seconds
12
ROM Error
Error occurs in parameter storage device(ROM)
15
Position Overflow Error
Position error value is higher than 180˚ in motor stop state
Alarm LED flash
(Ex, Position tracking error)
Status
LED
Description
Disable
Green :
Red :
Green light flashing, Red light off
Enable
Green :
Red :
Green light on, Red light off
In motion
Green :
Red :
Green light on, Red light on
In-position
deviation
Green :
Red :
Green and Red light alternately flashing
Alarm
Green :
Red :
Red light flashing repeatedly as many as alarm number
1
12
15.2 Power Input/Output Signal Connector(CN1)
NO.
Function
I/O
1
GND
Input
2
24VDC
Input
3
Tx
Output
4
Rx
Input
5
Alarm
Output
6
In-Position
Output
7
Servo On/Off
Input
8
Alarm Reset
Input
9
CCW+(Dir+)
Input
10
CCW-(Dir-)
Input
11
CW+(Pulse+)
Input
12
CW-(Pulse-)
Input
In the case of Ezi-SERVOⅡ-BT-28 series products, LED can be checked by LED color, lighting, On/Off and blinking.
