Elastic Networks ELMo 120 Specifiche Pagina 57

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Appendix A - ELMo 120 Multiplexer installation requirements
A-7
Revision 2.01 ELMo 120 Multiplexer Installation and Maintenance Guide 08-01023-01
ELMo 120 installation site requirements
Table A-5 presents the installation site requirements for the ELMo 120 shelf.
Table A-5
ELMo 120 operational requirements
Specification Requirement
Local area network environment TCP/IP over Ethernet
Power supply -48 V dc nominal
-46 to -56 V dc acceptable ran
g
e
Environmental
Operating temperature:
5
o
C (41
o
F) to 40
o
C (104
o
F)
Relative Humidity:
1% to 90%
Electromagnetic emissions:
Per FCC Part 15 Class A
Outside plant voltage limiting protection:
3-mil carbon block or equivalent for each
outside plant-exposed line, per Bellcore GR-
1089.
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