Mitsubishi MELSEC-Q QD77MS User Manual

13 - 105
Chapter 13 Control Sub Functions
13.8 Servo ON/OFF
13.8.1 Servo ON/OFF
The servo amplifiers connected to the QD77MS is executed servo ON or OFF.
By establishing the servo ON status with the servo ON command, servo motor
operation is enabled.
The following two types of servo ON or OFF can be used.
All axis servo ON [Y1]
Cd.100
Servo OFF command (Buffer memory addresses:
1551+100n[QD77MS2/QD77MS4]/4351+100n[QD77MS16])
A list of the "All axis servo ON [Y1]" and "
Cd.100
Servo OFF command" is given below.
Cd.100
Servo OFF command
Setting value "0" Setting value "1"
Command to servo amplifier Command to servo amplifier
OFF
Servo ON command: OFF
Ready ON command: OFF
Servo ON command: OFF
Ready ON command: OFF
All axis servo ON: Y1
ON
Servo ON command: ON
Ready ON command: ON
Servo ON command: OFF
Ready ON command: ON
: Servo ON (Servo operation enabled) , : Servo OFF (Servo operation disabled)
POINT
When the delay time of "Electromagnetic brake sequence output (PC02)" is used,
execute the servo ON to OFF by "
Cd.100
Servo OFF command". (When all axis
servo ON [Y1] is turned ON to OFF, execute the servo OFF and turn off [Y1] after
delay time passes.)
Refer to the "Servo amplifier Instruction Manual" for details of servo ON command
OFF and ready ON command OFF from QD77MS.
[1] Servo ON (Servo operation enabled)
The following shows the procedure for servo ON.
(1) Make sure that the servo LED indicates "b
".
(The initial value for "All axis servo ON [Y1]" is "OFF".)
(2) Set "0" for "
Cd.100
Servo OFF command".
(3) Turn ON "All axis servo ON [Y1]".
Now the servo amplifier turns ON the servo (servo operation enabled state).
(The servo LED indicates "d
".)
[2] Servo OFF (Servo operation disabled)
The following shows the procedure for servo OFF.
(1) Set "1" for "
Cd.100
Servo OFF command". (The servo LED indicates "c".)
(If the "
Cd.100
Servo OFF command" set "0" again, after the servo operation
enabled.)
(2) Turn OFF "All axis servo ON [Y1]".
(The servo LED indicates "b
".)

Mitsubishi MELSEC-Q QD77MS Specifications

General

Brand	Mitsubishi
Model	MELSEC-Q QD77MS
Category	Control Unit
Language	English