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Revision History
A manual revision code appears as a suffix to the catalog number on the front cover of the manual.
Cat. No. W138-E1-03
Revision code
The following table outlines the changes made to the manual during each revision. Page numbers refer to the
previous version.
Revision code
Date
Revised content
2
September 1990
Version 2 represents a complete rewrite of the manual in efforts to unify terms and organization of all Position Control Units.
In doing this, some terms were changed.
There were also changes made as specified below. The page numbers refer to the W138-E1-1 version.
M/D Connector, Pin Terminal Functions table notation corrected for pins 4, 6, 13, 15, 20, and 22. (p. 11)
Text correction on p. 15: from “Run-away motors are quite dangerous because they become apparent only
after wiring” to “Run-away motors ... become apparent only after switching power on.”
Connection point corrected at lower right of diagram on p.17.
Corrected connection to IO213-8 of C100H-CPU01-E and removed incorrect ground connection from
R88D-V10 TB-C on p. 23.
Deleted sentence “...All parameters are stored in the EEPROM of the CPU...” (p. 36)
Default value corrected for Maximum Jogging Speed on p. 43 and for High Origin Search Speed on p. 44.
Corrected High Origin Search Speed graph and Origin Search Acceleration and Deceleration graph on
p. 44.
Corrected operations for which acceleration and deceleration times are effective. (p. 52)
Command OP Code table corrected on p. 72
NOP command description corrected on p. 73.
Text and positioning diagrams changed on pp. 83 through 85.
Ladder diagram symbols were also corrected to agree with standardization given in the PC Operation Manuals.
2A
December 1995
C500-NC221-E changed to C500-NC222-E and references to NC221 mode were
added.
Page 2:
External Display for Visual Confirmation
deleted from
1-1 Features
.
Pages 5, 6:
C500-ND201 and Non-transformer Power Supply Units deleted
from system configuration.
Page 10:
1-7 Precautions When Using C500-NC222-E in NC221 Mode
added.
Pages 18, 19:
Motor Driver connection examples changed.
Page 27:
Gain
description changed and added to.
Page 34:
Error Counter Capacity for Emergency Operation Stop
and
External
Output Control
added.
Page 52:
Start Time
added.
Pages 58, 70:
Data read completion added to the table.
Page 75:
Override coefficient corrected in the table.
Pages 131, 132:
Appendix C Servomotor and Servomotor Driver Specifica-
tions
deleted.
Page 134:
Data Errors
section created.
2B
May 1997
Section of precautions added before section 1 and adjustments made to signal
words for precautions.
03
June 2003
Page 61:
Note added at end of page.
Pages 137, 141:
Unit for shock resistance changed.