9400200990 Rev I DGC-2020 Introduction iii
REVISION HISTORY
The following information provides a historical summary of the changes made to this instruction manual
(9400200990), BESTCOMSPlus software, firmware package, and hardware of the DGC-2020, LSM-
2020, and CEM-2020.
Manual
Revision and Date Change
I, 07/08
• Changed Output Contacts 13 through 24 rating from 2 Adc to 1 Adc.
• Changed Output Contacts 25 through 36 rating from 10 Adc to 4 Adc.
H, 02/08
• Added Section 9, CEM-2020 (Contact Expansion Module).
G, 11/07
• Added Section 8, LSM-2020 (Load Share Module).
• Updated HMI screens layout in Section 2.
• Added BESTCOMSPlus Multigen Management screens.
F, 08/07
• Updated manual to support firmware version 1.02.00 changes and
BESTCOMSPlus version 1.03.00 changes. (See firmware and
BESTCOMSPlus history above for details.)
E, 05/07
• Added description of Clock Setup screen in BESTCOMSPlus.
• Updated several BESTCOMSPlus screen shots.
• Increased Low Coolant Temp Pre-Alarm range to 30 - 150°F.
D, 03/07
• Removed International Modem option from Style Chart in Section 1.
• Added coverage of part numbers 9400200105 and 9400200106.
C, 02/07
• Added Event Recording in Section 3, Functional Description.
• Minor text edits throughout manual.
B, 11/06
• Initial release
BESTCOMSPlus
Version and Date
Change
2.00.00, 02/08
• Added settings for CEM-2020.
1.04.01, 11/07
• Added settings for LSM-2020.
1.03.00, 08/07
• Added/Updated screens to support firmware version 1.02.00. (See
firmware history below for details.)
• Added password protection for portions of the programmable logic.
• Made all status LEDs available as inputs for PLC logic.
1.02.00, 05/07
• Added Spanish language support.
• Added Clock Setup screen.
• Changed layout of several screens.
1.01.02, 03/07
• Removed International Modem option from Style Chart.
1.01.01, 02/07
• Added Chinese language support.
1.00.07, 11/06
• Initial release
Firmware Package
Version and Date Change
1.05.00, 02/08
• Added settings for CEM-2020.
1.04.00, 11/07
• Added settings for LSM-2020.
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