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172
Origin Search and Origin Return Functions
Section 6-3
Origin Search Parameters
The various origin search parameters are set in the PLC Setup.
Note
An origin search will not be started unless the origin search proximity speed is
less than the origin search high speed and unless the origin search/return ini-
tial speed is less than the origin search proximity speed.
Name
Settings
Time when
read
Operating mode
Operating mode 0, 1, or 2
Start of opera-
tion
Origin search operation
setting
0: Reversal mode 1
1: Reversal mode 2
Start of opera-
tion
Origin detection method
0: Read the Origin Input Signal after
the Origin Proximity Input Signal
goes from OFF
→
ON
→
OFF.
1: Read the Origin Input Signal after
the Origin Proximity Input Signal
goes from OFF
→
ON.
2: Just read the Origin Input Signal
without using the Origin Proximity
Input Signal.
Start of opera-
tion
Origin search direction
0: CW direction
1: CCW direction
Start of opera-
tion
Origin
search
speed
(See
note.)
Origin search/
return initial
speed
00000000 to 000186A0 hex
(0 to 100,000 pps)
Start of opera-
tion
Origin search
high speed
00000000 to 000186A0 hex
(0 to 100,000 pps)
Start of opera-
tion
Origin search
proximity speed
00000000 to 000186A0 hex
(0 to 100,000 pps)
Start of opera-
tion
Origin search
acceleration rate
Pre-Ver. 2.0 CPU Units: 0001 to
07D0 hex (1 to 2,000 pulses/4 ms)
CPU Units Ver. 2.0: 0001 to FFFF
hex (1 to 65,535 pulses/4 ms)
Start of opera-
tion
Origin search
deceleration rate
Pre-Ver. 2.0 CPU Units: 0001 to
07D0 hex (1 to 2,000 pulses/4 ms)
CPU Units Ver. 2.0: 0001 to FFFF
hex (1 to 65,535 pulses/4 ms)
Start of opera-
tion
Origin compensation
80000000 to 7FFFFFFF hex
(
−
2147483648 to 2147483647)
Start of opera-
tion
I/O settings
Limit Input Signal type
0: Normally closed (NC)
1: Normally open (NO)
Start of opera-
tion
Origin Proximity Input Signal type
0: Normally closed (NC)
1: Normally open (NO)
Start of opera-
tion
Origin Input Signal type
0: Normally closed (NC)
1: Normally open (NO)
Start of opera-
tion
Positioning monitor time
0000 to 270F hex
(0 to 9,999 ms)
Start of opera-
tion
Summary of Contents for CJ1M-CPU21
Page 1: ...Cat No W395 E1 03 CJ series Built in I O CJ1M CPU21 22 23 CJ1M CPU Units...
Page 2: ...CJ series Built in I O CJ1M CPU21 22 23 CPU Units Operation Manual Revised August 2004...
Page 3: ...iv...
Page 19: ...xx...
Page 79: ...50 Wiring Examples Section 3 3...
Page 217: ...188 Origin Search and Origin Return Functions Section 6 3...
Page 220: ...191 Built in Outputs Section 7 1...
Page 247: ...218 Built in Outputs Section 7 1...
Page 251: ...222 Combinations of Pulse Control Instructions Appendix A...
Page 255: ...226 Using Pulse Instructions in other CPU Units Appendix B...
Page 263: ...234 Index...
Page 265: ...236 Revision History...