Omron MX2 Series User Manual

7 Other Functions
7 - 3
Multi-function Compact Inverter 3G3MX2-EV2 User’s Manual (I666-E1)
7-7-1 Frequency Pull-in Restart .................................................................................. 7-62
7-7-2 Restart during Power Interruption, Undervoltage/Overvoltage, Overcurrent . 7-64
7-7-3 Power Recovery Restart Prevention Function (USP) ........................................ 7-68
7-7-4 Deceleration Stop on Power Interruption Function ............................................ 7-69
7-8 Functions Related to Protection, Warning, and Various Output Signals 7-73
7-8-1 Free-electronic Thermal Function ...................................................................... 7-73
7-8-2 Motor Electronic Thermal Function .................................................................... 7-74
7-8-3 Electronic Thermal Warning .............................................................................. 7-77
7-8-4 Overload Limit/Overload Warning ..................................................................... 7-78
7-8-5 Overcurrent Suppression Function .................................................................... 7-81
7-8-6 External Trip (EXT) ............................................................................................ 7-81
7-8-7 Thermistor Trip Function ................................................................................... 7-82
7-8-8 Signal during RUN (RUN) ................................................................................. 7-82
7-8-9 Frequency Arrival Signal (FA2 to FA5)............................................................... 7-83
7-8-10 RUN Time/Power ON Time Over (RNT/ONT) .................................................... 7-84
7-8-11 Logic Operation Output Signal (LOG1 to LOG3) ............................................... 7-85
7-8-12 Capacitor Life Warning Signal (WAC) ............................................................... 7-86
7-8-13 Cooling Fan Operation ...................................................................................... 7-86
7-8-14 Cooling Fan Life Warning Signal (WAF) ............................................................ 7-87
7-8-15 Communication Disconnection Detection Signal (NDc) ..................................... 7-87
7-8-16 Starting Contact Signal (FR) ............................................................................. 7-88
7-8-17 Cooling Fin Overheat Warning (OHF) ............................................................... 7-88
7-8-18 Low Current Signal (LOC) ................................................................................. 7-89
7-8-19 Fatal Fault Signal (MJA) .................................................................................... 7-89
7-8-20 Window Comparator (WCO/WCOI) (Disconnection Detection ODc/OIDc) . 7-90
7-8-21 Frequency Reference Selection Status Signal (FREF)...................................... 7-91
7-8-22 RUN Command Status Signal (REF) ................................................................ 7-91
7-8-23 2nd Control Selection Signal (SETM) ................................................................ 7-92
7-8-24 Ground Fault Detection Selection ...................................................................... 7-92
7-9 DC Injection Braking Function .......................................................................7-93
7-9-1 DC Injection Braking (DB) ................................................................................. 7-93
7-10 Safety Function ................................................................................................ 7-99
7-10-1 Overview of Safety Function ............................................................................. 7-99
7-10-2 Safety Function Settings ................................................................................. 7-102
7-10-3 Wiring and Usage of the Safety Function ........................................................ 7-103
7-10-4 Periodic Inspection .......................................................................................... 7-104
7-11 Option/Applied Functions (Group P) ............................................................ 7-105
7-11-1 Operation Selection on Option Error ............................................................... 7-105
7-11-2 DriveProgramming Function Parameters ........................................................ 7-105
7

Omron MX2 Series Specifications

General

Cooling Method	Fan cooling
Output Frequency Range	0.1 to 400 Hz
Control Method	V/f control, Sensorless vector control
Protection Functions	Overcurrent, overvoltage, undervoltage, overload, overheating, short circuit
Communication Options	Modbus RTU
Overload Capacity	150% for 60 seconds
Braking Unit	Built-in
Ambient Operating Temperature	-10°C to +50°C
Enclosure	IP20
Storage Temperature	-20°C to +65°C
Humidity	5 to 95% RH (non-condensing)
Altitude	Up to 1000m
Power Supply Voltage	200-240V AC
Input Voltage	3-phase 200-240V AC