3-23
3-1 Servo Drive Specifications
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
  3
Specifications
8, 9, 26 to 33
GSEL [27]
Gain switching This changes to enable (set value: 2) 
according to the setting of the Gain 
Switching Mode (Pn115 for position 
control, Pn120 for speed control, or 
Pn124 for torque control). 
When the signal is OFF and ON, gain 1 
and gain 2 change to enable, 
respectively.
√√√√
GESEL1 
[28]
Electronic gear 
switching 1
Switches the numerator for electronic 
gear ratio. 
You can switch maximum 4 electronic 
gear ratio numerators by combining with 
electronic gear switching input 2 
(GESEL2).
√√
RUN [29]
Operation command 
input
This turns ON the servo (motor power 
supply starts).
√√√√
ECRST [30]
Error counter reset 
input
Resets the position error counter. 
An edge (set value: 0) or level (set value: 
1) can be selected according to the 
setting of Error Counter Reset Condition 
Selection (Pn517).
√√
RESET [31]
Alarm reset input Release the alarm status. 
The error counter is reset when the 
alarm is reset. 
Some alarms cannot be reset with this 
input.
√√√√
TVSEL [32]
Control mode switching 
input
This signal switches the control mode for 
Servo Drive.
Changes to enable (set value: 3 to 5) 
according to the setting of Control Mode 
Selection (Pn001).
√√√
IPG [33]
Pulse prohibition input Prohibits the position command pulse.
Changes to enable (set value: 0) 
according to the setting of Command 
Pulse Prohibition Input Setting (Pn518).
√
VSEL1 [33]
Internally set speed 
selection 1
Use this input to select a desired Speed 
Setting (Pn304 to 311) during the 
internally set speed operation.
√VSEL2 [30]
Internally set speed 
selection 2
VSEL3 [28]
Internally set speed 
selection 3
TLSEL
Torque limit switching Switches the torque limit value via ON/
OFF.
Changes to enable (set value: 3 or 6) 
according to the setting of Torque Limit 
Selection (Pn521). The torque limit value 
and operating direction vary according to 
the set value.
√√ √
DFSEL2
Damping filter switching 
2
Changes to enable (set value: 2) 
according to the setting of Damping 
Filter Selection (Pn213).
Switching between 4 settings is possible 
by combining this with the damping filter 
switching input 1 (DFSEL1).
√√
Pin 
number
Symbol Name Function and interface
Control mode
Position
Speed
Torque
Fully- 
closed