D-Link DES-1252 - Manual (Page 12)

7 7
1. DEM-330T (TX-1550/RX-1310nm), up
to 10km, Single-Mode
2. DEM-330R (TX-1310/RX-1550nm), up
to 10km, Single-Mode
3. DEM-331T (TX-1550/RX-1310nm), up
to 40km, Single-Mode
4. DEM-331R (TX-1310/RX-1550nm), up
to 40km, Single-Mode
1000Mbps Copper
ports in the front
panel
2 1 000Base-T ports
1000Base-T ports compliant to following
standards:
1. IEEE 802.3 compliance
2. IEEE 802.3u compliance
3. IEEE 802.3ab compliance
4. Support Full-Duplex operations
Chassis
Dimensions
19-inch, 1U Rack-mount size
440mm x 310mm x 44mm
Reset button on the
front panel
A factory reset button x 1
Physical & Environment
AC input 100~240 VAC, 50/60Hz
Internal universal power supply
Operation
Temperature
0~40°C