ETS Series AC Servo User's Manual
Speed/Torque Control Mode
Lit when the difference between the
servomotor and reference speed is the
same as or less than the preset value.
Present value:Pn501(factory setting is
10rpm)
Always lit in torque control mode.
Lit if error between position reference
and actual servomotor position is below
preset value.
Present value:Pn500(10 pulse isfactory
setting)
Lit for base block. Not lit at servo ON.
Lit for base block. Not lit at servo ON.
Lit when servo drive control power is ON.
Lit when servo drive control power is
ON.
Lit if input speed reference exceeds preset
value.Not lit if input speed reference is
below preset value.
Preset value:Pn503(factory setting is 20
rpm)
Lit if reference pulse is input.
Not lit if no reference pulse is input.
Lit if input torque reference exceeds preset
value.
Not lit if input torque reference is below
preset value.
Preset value:10% of rated torque
Error
counter clear
signal input
Lit when error counter clear signal is
input. Not lit when error counter clear
signal is not input.
Lit when main circuit power supply is ON
and normal.
Not lit when main circuit power supply is
OFF.
Lit when main circuit power supply is
ON and normal.
Not lit when main circuit power supply is
OFF.
Lit if servomotor speed exceeds preset
value.Not lit if servomotor speed is below
preset value.
Preset value:Pn503(factory setting is 20
rpm)
Lit if servomotor speed exceeds preset
value.Not lit if servomotor speed is
below preset value.
Preset value:Pn503(factory setting is
20 rpm)