6 - 4
6. DISPLAY AND OPERATION
Name Symbol Unit Description Display
range
Within one-revolution
position high Cy2 100
pulse The within one-revolution position is displayed in 100 pulse
increments of the encoder.
The value returns to 0 when it exceeds the maximum number of
pulses.
The value is incremented in the CCW direction of rotation.
0
to
1310
ABS counter LS rev Travel value from the home position in the absolute position
detection systems is displayed in terms of the absolute position
detectors counter value.
32768
to
32767
Load inertia moment
ratio dC 0.1
Times The estimated ratio of the load inertia moment to the servo motor
shaft inertia moment is displayed. 0.0
to
300.0
Bus voltage Pn V The voltage (across P-N) of the main circuit converter is displayed. 0
to
450
6.2.3 Changing the status display screenThe status display item of the servo amplifier display shown at power-on can be changed by changing theparameter No. 18 settings.The item displayed in the initial status changes with the control mode as f oll ows:
Control mode
Position
Position/speed
Speed
Speed/torque
Torque
Torque/position
Status display at power-on
Cumulative feedback pulses
Cumulative feedback pulses/servo motor speed
Servo motor speed
Servo motor speed/analog torque command voltage
Analog torque command voltage
Analog torque command voltage/cumulative feedback pulses