Mitsubishi Electric MELSEC Q Series Programming Manual page 77

3 POSITIONING DEDICATED SIGNALS
Turn the power supply of the servo amplifier side off before touching a servo motor, such as
machine adjustment.
(9) Feed current value update request command (M3212+20n)
This signal is used to set whether the feed current value will be cleared or not at
the starting in speed-position switching control or speed control ( ).
• ON ............. The feed current value is not cleared at the starting.
The feed current value is updated from the starting.
In speed control ( ), the software stroke limit is valid.
• OFF ........... The feed current value is cleared at the starting.
In speed-position switching control, the feed current value is
updated from the starting.
In speed control ( ), "0" is stored in the feed current value.
QDS
POINT
When it starts by turning on the feed current value update request command
(M3212+20n), keep M3212+20n on until completion of the positioning control.
If M3212+20n is turned off on the way, the feed current value may not be reliable.
(10) Servo OFF command (M3215+20n) ................... Command signal
This command is used to execute the servo OFF state (free run state) when
all axes servo ON command (M2042) is ON.
• OFF ..... Servo ON
• ON ....... Servo OFF (free run state)
Execute this command after positioning completion because it becomes invalid
during positioning.
(11) Gain changing command (M3216+20n) .............. Command signal
This signal is used to change the gain of servo amplifier in the Motion
controller by the gain changing command ON/OFF.
• ON .............. Gain changing command ON
• OFF ............ Gain changing command OFF
Refer to the "Servo amplifier Instruction Manual" for details of gain changing
function.
Ver.!
: Refer to Section 1.3 for the software version that supports this function.
.......................... Command signal
Ver.!
CAUTION
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Ver.!
QDS