Appendix A: Specifications

A.4 ENVIRONMENTAL REQUIREMENTS

Operating Temperature:

5°C to 40°C (41°F to 104°F)

Storage Temperature:

-30°C to 73°C (-22°F to 164°F)

Operating Relative Humidity:

5% to 90% (non-condensing)

A.5 INPUT/OUTPUT PORTS

2E42-27 and 2E42-27R,

Ethernet (10BASE-T compliant) with

Ports 1 through 24:

24 RJ45 type connectors.

2E43-27 and 2E43-27R,

Ethernet (10BASE-T compliant) with

Ports 1 through 24:

RJ21 type connectors. Each connector

 

provides connection for 12 twisted pair.

Slots for optional ports 25 and 26:

Slots accept three types of optional Fast Ethernet Interface Modules:

the FE100-TX, the FE100-FX, and the FE100-F3.

Slot for optional port 27:

Slot accepts optional High Speed Interface Modules.

A-2

2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide

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Cabletron Systems 2E43-27R, 2E42-27R manual Environmental Requirements, INPUT/OUTPUT Ports