Mitsubishi Electric MELSEC-Q Series User Manual page 784

Classification Error
Error name
of errors code
Restart allowable range
970
error
Speed control 10 x
971 multiplier setting for
degree axis error
Manual pulse
generator/Incremental
976 synchronous encoder
input type selection
error
Operation setting for
977 speed-torque control
mode error
External command
978
signal selection error
Parameter
setting range
errors
Synchronous encoder
979 via servo amplifier
invalid error
980 HPR method error
981 HPR direction error
HP address setting
982
error
983 HPR speed error
Error
The set value of the detailed parameter 2
"Restart allowable range when servo OFF
to ON" is outside the setting range.
The set value of the detailed parameter 2
"Speed control 10 x multiplier setting for
degree axis" is outside the setting range.
The set value of the detailed parameter 2
"Manual pulse generator/Incremental
synchronous encoder input type selection"
is outside the setting range.
The set value of the detailed parameter 2
"Operation setting for speed-torque control
mode" is outside the setting range.
The set value of the detailed parameter 2
"External command signal selection" is
outside the setting range.
• In system construction, the unset up
servo amplifier axis is set as the
synchronous encoder via servo amplifier.
• The servo amplifier axis set as
synchronous encoder via servo amplifier
is not supported with scale measurement
mode.
• The servo amplifier axis set as
synchronous encoder via servo amplifier
is connected to the linear scale.
The set value of the HPR basic parameter
"HPR method" is outside the setting range.
The set value of the HPR basic parameter
"HPR direction" is outside the setting
range.
The set value of the HPR basic parameter
"HP address" is outside the setting range.
• The set value of the HPR basic parameter
"HPR speed" is outside the setting range.
• The set value of the HPR basic parameter
"HPR speed" is smaller than the bias
speed at start.
16 - 38
Chapter 16 Troubleshooting
Operation status at error occurrence
The READY signal [X0] is not turned ON.