Omron MX2 Series User Manual

6 Vector Control and Applied Functions
6 - 27
Multi-function Compact Inverter 3G3MX2-EV2 User’s Manual (I666-E1)
Parameter
No.
Function name
Data
Default
data
Unit
b120
Brake Control Function
Selection
00: Disabled
01: Enabled (DC Injection Braking
enabled during stop)
02: Enabled (DC Injection Braking dis-
abled during stop)
00
−
b121
Brake Release Wait Time
0.00 to 5.00
The time from when the inverter reaches
the Brake Release Frequency until it out-
puts the brake release signal. Set the time
until the output current reaches the Brake
Release Current value.
0.00
s
b122
Acceleration Wait Time on
Brake Control
0.00 to 5.00
Set the mechanical delay time from when
the brake confirmation signal (or brake
release signal) turns ON until the brake is
activated actually.
0.00
s
b123
Stop Wait Time on Brake
Control
0.00 to 5.00
Set the mechanical delay time from when
the brake release signal turns OFF until
the brake is forced actually.
0.00
s
b124
Brake Error Detection Time
0.00 to 5.00
Set this to equal to or longer than the time
until the brake confirmation signal turns
ON after the brake release signal is
output.
0.00
s
b125
Brake Release Frequency
*1
0.00 to 590.00
Set the frequency at which the brake
release signal is output.
0.00
Hz
b126
Brake Release Current
*2
0.00 to 2.00  Rated current of inverter
Set an output current value sufficient
enough to support the load and output the
brake release signal.
Rated cur-
rent of
inverter
A
b127
Brake Force Frequency
*1
0.00 to 590.00
Set the frequency at which the brake
release signal turns OFF and forces the
brake during stop.
0.00
Hz
C001 to
C007
Multi-function Input 1 to 7
Selection
44: BOK (Brake confirmation)
−
−
C021,
C022
Multi-function Output 11/12
Selection
19: BRK (Brake release)
20: BER (Brake error)
−
−
C026
Multi-function Relay Output
(AL1, AL2) Function Selection
*1. Set this to a value larger than the Starting Frequency (b082).
*2. If the set value is too low, the inverter may not output a sufficient torque when the brake is released.
6
6-6 Brake Control Function
6-6-2 Brake Control Function Settings

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