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9400200990 Rev K
DGC-2020 CEM-2020 (Contact Expansion Module)
i
SECTION 9
CEM-2020 (CONTACT EXPANSION
MODULE)
TABLE OF CONTENTS
CEM-2020 (CONTACT EXPANSION MODULE) ............................................................... 9-1
GENERAL INFORMATION.................................................................................................................... 9-1
FEATURES ............................................................................................................................................ 9-1
SPECIFICATIONS ................................................................................................................................. 9-1
Operating Power ................................................................................................................................ 9-1
Contact Inputs .................................................................................................................................... 9-1
Output Contacts ................................................................................................................................. 9-1
Communication Interface ................................................................................................................... 9-1
CANbus........................................................................................................................................... 9-1
Type Tests.......................................................................................................................................... 9-1
Shock .............................................................................................................................................. 9-1
Vibration.......................................................................................................................................... 9-1
Ignition System ............................................................................................................................... 9-1
HALT (Highly Accelerated Life Testing) ......................................................................................... 9-2
Environment ....................................................................................................................................... 9-2
UL Approval........................................................................................................................................ 9-2
NFPA Compliance .............................................................................................................................. 9-2
CE Compliance .................................................................................................................................. 9-2
Physical .............................................................................................................................................. 9-2
FUNCTIONAL DESCRIPTION .............................................................................................................. 9-2
Contact Inputs .................................................................................................................................... 9-2
Output Contacts ................................................................................................................................. 9-2
Communications................................................................................................................................. 9-2
CANbus........................................................................................................................................... 9-2
BESTCOMSPlus SOFTWARE .............................................................................................................. 9-3
INSTALLATION...................................................................................................................................... 9-3
Product Registration........................................................................................................................... 9-3
Mounting............................................................................................................................................. 9-3
Connections........................................................................................................................................ 9-4
Terminations ................................................................................................................................... 9-4
Operating Power............................................................................................................................. 9-4
Contact Inputs and Output Contacts .............................................................................................. 9-4
CANbus Interface ........................................................................................................................... 9-5
MAINTENANCE ..................................................................................................................................... 9-6
Figures
Figure 9-1. CEM-2020 Overall Dimensions............................................................................................... 9-3
Figure 9-2. CEM-2020 Input Contact and Output Contact Terminals ....................................................... 9-5
Figure 9-3. CANbus Interface with CEM-2020 providing One End of the Bus.......................................... 9-6
Figure 9-4. CANbus Interface with DGC-2020 providing One End of the Bus.......................................... 9-6
Tables
Table 9-1. Operating Power Terminals ..................................................................................................... 9-4
Table 9-2. CANbus Interface Terminals .................................................................................................... 9-5
