Yaskawa Sigma-II Large Capacity - Manual (Page 30)

3-3. Installation Size
Σ-II series servo amplifier is not compatible with Σ-V series servo amplifier in the dimension and mounting
dimension. The position of the screw for the installation is different.
【AC200V 200W or less】
【AC100V 200W or less and AC200V 400W】
【AC100 400W and AC200V 750W】
2-M4 tap 2-M4 tap
2-M4 tap
2-M4 tap
2-M4 tap 2-M4 tap