Mitsubishi Electric MR-J4-*B-RJ010 Series Instruction Manual page 73

3. SIGNALS AND WIRING
(d) Main circuit power supply off during control circuit power supply on
Main circuit
power supply
Control circuit
EM2 (Forced stop 2)
Controlword
(Controller → Servo amplifier)
Statusword
(Servo amplifier → Controller)
Base circuit
(Energy supply to
the servo motor)
MBR
(Electromagnetic
(Note 1)
brake interlock)
ALM (Malfunction)
[AL. 10.1 Undervoltage]
Dynamic brake
Servo motor speed
Note 1. ON: Electromagnetic brake is not activated.
OFF: Electromagnetic brake is activated.
2. Variable according to the operation status.
ON
OFF
ON (disabled)
OFF (enabled)
(4) Enable operation
Servo-on command on
(E) Operation
enabled
ON
OFF
ON
OFF
ON (No alarm)
OFF (alarm)
Release
Operation
The time until a bus
voltage drop is detected.
0 r/min
3 - 14
(G) Fault reaction active
(H) Fault
(Note 2)
Forced stop deceleration
Dynamic brake
Dynamic brake +
electromagnetic brake
Approx. 10 ms
Dynamic brake operation delay time
Operation delay time of the
electromagnetic brake