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MODIFICATION RECORD
Version
Revision
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Date
Change Description
Jan. 13, 2004
Created.
Jan. 22, 2005
Document brought up to date and rewritten.
Dec. 3, 2007
Changed "kbps" to "bps" in WESDAC 202/V.23 Modem Specifications
tables - p.64, 65 [CC#20071129-0261]
Feb. 12, 2009
Added note regarding RS-485 transient suppression, clarified capacity of
D.20 channels.
Mar. 2, 2009
Added specifications for storage conditions in section 2.1.5 .
Jun. 18, 2009
Updated maximum number of processor boards for VME chassis D20
units.
Jul 21, 2011
Updated Technical Support and Customer Service contact information.
Oct 7, 2013
Correction made; The D20 can support up to 21 RS-232 or RS-485 ports
(7 per processor board).
Oct 15, 2013
Correction made to Table 2: Maximum Serial Ports
Aug 20, 2015
Updated Appendix A: Specifications and Supported Standards
Corrected Resolution specification for D20A and D20C modules
Feb 7, 2017
Updated contact information and branding.
Replaced ConfigPro references with SGConfig references.
Feb 10, 2017
Removed reference to SNMP server in Section 2.2.4 Time
Synchronization.
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