Synchronous Encoder Axis Parameters - Mitsubishi Electric MELSEC iQ-R RD78G4 User Manual

Synchronous encoder axis parameters

j: Synchronous encoder axis No. - 1
Setting item Setting details
[Pr.320] • Set the synchronous encoder axis
Synchronous encoder type to be used.
axis type Fetch cycle: Power supply ON
[Pr.321] • Set the unit of the synchronous
Synchronous encoder encoder axis.
axis unit setting • Set the position unit within the range
from  1 to 10
• Set the speed unit within the range
from  1 to 10
unit/min].
Fetch cycle: Power supply ON
[Pr.322] • Set the numerator to convert the unit
Synchronous encoder from the encoder pulse of the
axis unit conversion: synchronous encoder axis into the
Numerator synchronous encoder axis unit.
Fetch cycle: Power supply ON
[Pr.323] • Set the denominator to convert the unit
Synchronous encoder from the encoder pulse of the
axis unit conversion: synchronous encoder axis into the
Denominator synchronous encoder axis unit.
Fetch cycle: Power supply ON
[Pr.324] • Set the length per cycle of the
Synchronous encoder synchronous encoder axis.
axis length per cycle Fetch cycle: Power supply ON
[Pr.325] • Set the time to smooth the input value.
Synchronous encoder Fetch cycle: Power supply ON
axis smoothing time
constant
[Pr.326] • Set the time to advance or delay the
Synchronous encoder phase.
axis phase Fetch cycle: Operation cycle
compensation
advance time
[Pr.327] • Set the time constant to affect the
Synchronous encoder phase compensation.
axis phase Fetch cycle: Power supply ON
compensation time
constant
[Pr.328] • Set this parameter to restrict the input
Synchronous encoder movement amount to one direction.
axis rotation direction Fetch cycle: Power supply ON
restriction
[Pr.329] • Set the resolution of the synchronous
Resolution of encoder when the synchronous
synchronous encoder encoder axis type is set to
via CPU synchronous encoder via CPU.
• If 0 or less is set, the input value of
synchronous encoder via CPU is
processed as 32-bit counter.
Fetch cycle: Power supply ON
Setting value
■Set in decimal.
0: Disabled
101 to 116: Synchronous encoder via servo
amplifier (Connectable servo amplifier: Axis 1
to axis 16
201: Synchronous encoder via CPU
■Set in hexadecimal.
H _ _ _ _
-9
[control unit].
-9
[control unit/s or control
■Set in decimal.
-2147483648 to 2147483647
[Synchronous encoder axis position units
■Set in decimal.
1 to 2147483647[pulse]
■Set in decimal.
1 to 2147483647
[Synchronous encoder axis position units
■Set in decimal.
0 to 5000[ms]
■Set in decimal.
-2147483648 to 2147483647[s]
■Set in decimal.
0 to 65535[ms]
■Set in decimal.
0: Without rotation direction restriction
1: Enable only for current value increase
direction
2: Enable only for current value decrease
direction
■Set in decimal.
-2147483648 to 2147483647[pulse]
*1
)
Control unit
0: mm, 1: inch,
2: degree, 3: pulse
Number of decimal places
for position
0 to 9
Speed time unit
0: second [s], 1: minute [min]
Number of decimal places
for speed
0 to 9
*2
]
*2
]
*3
Default Buffer memory address
value
Axis 1 to axis 16
0 34720+20j
0003H 34721+20j
1 34722+20j
34723+20j
1 34724+20j
34725+20j
4000 34726+20j
34727+20j
0 34728+20j
0 34730+20j
34731+20j
10 34732+20j
0 34733+20j
0 34734+20j
34735+20j
2 INPUT AXIS MODULE
2.3 Synchronous Encoder Axis
2
63