Black Box LEH812 Switch User Manual


 
Black Box Hardened Managed Ethernet Switch
Power Input Assignment
Power3 12VDC DC Jack
12-32VDC
Power1
Power Ground
Terminal Block
Power2
12-32VDC
Earth Ground
DC Terminal Block Power Input
power inputs can be used t
power supplies function is supported
s: There are two pairs of
o power up this switch. Redundant
.
Functional Description
z Meets NEMA TS1/TS2 Environmental requirements such as
temperature, shock, and vibration for traffic control equipment.
z Meets EN61000-6-2 EMC Generic Standard Immunity for industrial
environment.
z Manageable via SNMP, Web-based, Telnet, and RS-232 console port.
z Support 802.3/802.3u/802.3ab/802.3z/802.3x. Auto-negotiation:
10/100/1000Mbps, full/half-duplex; Auto MDI/MDIX.
z 100Base-FX: Multi mode SC or ST type; Single mode SC or ST type;
WDM Single mode SC type.
z 1000Base-SX/LX: Multi mode or Single mode SC type; WDM Single
mode SC type.
z Support 8192 MAC addresses. Provides 2M bits memory buffer.
z Operating voltage and Max. current consumption: 1.25A @ 12VDC,
0.625A @ 24VDC. Power consumption: 15W Max.
z Power Supply: Redundant DC Terminal Block power inputs or 12VDC
DC JACK with 100-240VAC external power supply.
z -40 to 75 (-40 to 167) operating temperature range.
Tested for functional operation @ -40 to 85 (-40 to 185).
z Supports Din-Rail, Panel, or Rack Mounting installation.
User’s Manual 3