Code Description Code Description
20 Thermistor Error 0h4 65 Customizable Logic Abnormality ecl
22 Braking Resistor Overheat Error dbh 70 Inrush Current Prevention Resistor
Overheat
0h6
23 1st Motor Overload Protection 0l1 101 Motor Overload Warning 0l
24 2nd Motor Overload Protection 0l2 102 Cooling Fin Overheat Warning 0h
25 Inverter Overload Protection 0lu 103 Life Warning lif
27 Overspeed 0s 104 Analog Input Reference Command
Loss Detected
ref
28 Abnormal Setting Related to the
PG Option Card
pg 105 PID Warning Output pid
31 EEPROM Error er1 106 Low Torque Detected uTl
32 Operator Communications Error er2 107 PTC thermistor activated pTc
33 CPU Error er3 108 Motor Run Time Over rTe
34 Option Timeout er4 109 Number of Startups Over cnT
35 Option Error er5 253 Locked by Password lok
36 Operation Error er6 254 Mock Alarm err
Example: Overvoltage Protection (During Acceleration) (0u1)
6 = 0006 hex →
Data Format [11]: Capacity Code (in kW)
The data is 100 times the capacity (kW) as shown in the table below.
Capacity (kW) Data
0.1 10
0.2 20
0.4 40
0.75 75
1.5 150
2.2 220
3.7 370
5.5 550
7.5 750
11 1,100
15 1,500
18.5 1,850
22 2,200
Example: 2.2 kW
2.20 ×100 = 220 = 00DC hex →
Data Format [12]: Floating Point Data (Acceleration/Deceleration Time, PID Conversion Coeffi-
cient)
Polarity
15
14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0 0 0
Not used
Exponent
part
Mantissa part
8 Communications Functions
8-38
M1 Series Standard Type User's Manual (I669)
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