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5.4.3
Possible Travel Distances and Deceleration Times for
the MP3000
Possible Travel Distance for One Command
The range that you can move with one motion command for which a target position is specified
(POSING, EX_POSING, and STEP) is given below.
-2,147,483,648 to 2,147,483,647 MP3000 reference units
Operation
2147483647
-2147483648
Target position in
reverse direction
If the target position is changed while the axis is moving and the travel distance from the current
position exceeds the above range, IL
turn ON.
Important
OL
42 (Zero Point Return Travel Distance) and
OL
46 (External Positioning Final Travel Distance)
The maximum travel distances that can be used for OL
tance), which is used for ZRET (Zero Point Return), and OL
Travel Distance), which is used for EX_POSING (Latch Target Positioning) and EX_FEED (Jog
Mode with External Positioning), depend on the electronic gear ratio setting, as given in the fol-
lowing table.
Electronic Gear Ratio
16:1 (Equivalent to 20 bits.)
1:1 (24 bits)
The values of OL
erence Unit Selection) as given below.
Setting of Fixed
Parameter No. 4
Reference Unit
Maximum Value
of OL
42 and
OL
46
If a value that exceeds the above maximum value is set, IL
will turn ON and operation will be performed with OL
Important
5.4.3 Possible Travel Distances and Deceleration Times for the MP3000
0
-2147483648
Reverse Direction
-1,023.99 rotations
-63.99 rotations
42 and OL
0
pulse
mm
2,147,483,647
2,147,483,647
5.4 Absolute Encoders with 24-Bit Resolution
2147483647
Current
position
04 bit 7 (Excessive Positioning Travel Distance) will
42 (Zero Point Return Travel Dis-
Forward Direction
1,023.99 rotations
63.99 rotations
46 depend on the setting of fixed parameter No. 4 (Ref-
1
2
deg
No. 6 (Travel Distance per Machine Rotation)
×
No. 36 (Number of Pulses per Motor Rotation)
42 or OL
Target position in
forward direction
46 (External Positioning Final
3
4
inch
μm
×
No. 9 (Machine Gear Ratio Term)
×
No. 8 (Servo Motor Gear Ratio Term)
02 bit 1 (Setting Parameter Error)
46 set to 0.
5
5-55
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