Mitsubishi Electric MELSEC iQ-R RD78G4 User Manual page 67

[Pr.320] Synchronous encoder axis type
Set the synchronous encoder type to be generated of the input value for the synchronous encoder axis.
Setting value
0: Disabled
101 to 116: Synchronous encoder via servo
amplifier
(Connectable servo amplifier: Axis 1 to axis 16
201: Synchronous encoder via CPU
*1 The range from axis 1 to 4 is valid in the 4-axis module, from axis 1 to 8 is valid in the 8-axis module, and from axis 1 to 16 is valid in the
16-axis module.
[Pr.321] Synchronous encoder axis unit setting
Set the position and speed unit of the synchronous encoder axis. Refer to the following for details.
Page 56 Units for the synchronous encoder axis
[Pr.322] Synchronous encoder axis unit conversion: Numerator
The input movement amount of synchronous encoder is configured in encoder pulse units.
The unit can be converted to any unit by setting "[Pr.322] Synchronous encoder axis unit conversion: Numerator" and
"[Pr.323] Synchronous encoder axis unit conversion: Denominator".
Set "[Pr.322] Synchronous encoder axis unit conversion: Numerator" and "[Pr.323] Synchronous encoder axis unit
conversion: Denominator" according to the controlled machine.
Synchronous encoder
Synchronous encoder
axis movement amount
=
input movement amount
(Movement amount
(Encoder pulse units)
after unit conversion)
The movement amount corresponding to "[Pr.323] Synchronous encoder axis unit conversion: Denominator" is set in "[Pr.322]
Synchronous encoder axis unit conversion: Numerator" in synchronous encoder axis position units (Page 56
Synchronous encoder axis position units). The input movement amount can be reversed by the setting negative values.
Set "[Pr.323] Synchronous encoder axis unit conversion: Denominator" based on encoder pulse units from the synchronous
encoder. Set a value within the range from 1 to 2147483647.
[Pr.323] Synchronous encoder axis unit conversion: Denominator
The input movement amount of synchronous encoder is configured in encoder pulse units.
The unit can be converted to any unit by setting "[Pr.322] Synchronous encoder axis unit conversion: Numerator" and
"[Pr.323] Synchronous encoder axis unit conversion: Denominator".
Set "[Pr.322] Synchronous encoder axis unit conversion: Numerator" and "[Pr.323] Synchronous encoder axis unit
conversion: Denominator" according to the controlled machine.
Synchronous encoder
Synchronous encoder
axis movement amount
=
input movement amount
(Movement amount
(Encoder pulse units)
after unit conversion)
The movement amount corresponding to "[Pr.323] Synchronous encoder axis unit conversion: Denominator" is set in "[Pr.322]
Synchronous encoder axis unit conversion: Numerator" in synchronous encoder axis position units (Page 56
Synchronous encoder axis position units). The input movement amount can be reversed by the setting negative values.
Set "[Pr.323] Synchronous encoder axis unit conversion: Denominator" based on encoder pulse units from the synchronous
encoder. Set a value within the range from 1 to 2147483647.
Details
Synchronous encoder axis is invalid.
Generate the input value based on the synchronous encoder input via servo amplifier connected to the
specified servo amplifier (axis 1 to axis 16).
*1
)
Generate the input value with the value set in the buffer memory by the CPU module as the encoder value.
[Pr.322] Synchronous encoder axis unit conversion: Numerator
×
[Pr.323] Synchronous encoder axis unit conversion: Denominator
[Pr.322] Synchronous encoder axis unit conversion: Numerator
×
[Pr.323] Synchronous encoder axis unit conversion: Denominator
2 INPUT AXIS MODULE
2.3 Synchronous Encoder Axis
2
65