19 SD700 Series Servo Technical Manual sides are OFF Item specification Control Position control Feedforward compensation 0% ～ 100% Positioning Complete width setting 0 ～ 1073741824 Command unit Input signal Reference pulse Reference pulse form Choose one of the following: Symbol + pulse sequence, CW + CCW pulse sequence, Two- phase pulse sequence with 90° phase differential Input form Linear drive, open collector Maximum input frequency • Line drive (differential input) Symbol + pulse sequence, CW+CCW pulse sequence: max 4Mpps Two-phase pulse sequence with 90° phase differential: 1Mpps • Open collector Symbol + pulse sequence, CW+CCW pulse sequence:
200kpps Two-phase pulse sequence with 90° phase differential: 200kpps Reference Pulse Input Multiplication Switching 1times ～ 100 times Clear signal Position error clear Support linear drive, open collector Torque control Input signal Reference voltage • Maximum input voltage: ±10V (for forward torque output during positive voltage reference) • Rated torque at DC3V [factory setting] Input gain setting can be varied Input Impedance About 66kΩ Circuit Time Constant 16μs