MODIFICATION RECORD
Version
Revision
Date
Change Description
1.00
1
Jan. 13, 2004
Created.
3.00
1
Jan. 22, 2005
Document brought up to date and rewritten.
2
Dec. 3, 2007
Changed “kbps” to “bps” in WESDAC 202/V.23 Modem Specifications
tables - p.64, 65 [CC#20071129-0261]
3
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 .
4
Jun. 18, 2009
Updated maximum number of processor boards for VME chassis D20
units.
5
Jul 21, 2011
Updated Technical Support and Customer Service contact information.
6
Oct 7, 2013
Correction made; The D20 can support up to 21 RS-232 or RS-485 ports
(7 per processor board).
7
Oct 15, 2013
Correction made to Table 2: Maximum Serial Ports
8
Aug 20, 2015
Updated Appendix A: Specifications and Supported Standards
Corrected Resolution specification for D20A and D20C modules
9
Feb 7, 2017
Updated contact information and branding.
Replaced ConfigPro references with SGConfig references.
10
Feb 10, 2017
Removed reference to SNMP server in Section 2.2.4 Time
Synchronization.