HP 2520 Series 빠른 사양 - 페이지 23
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QuickSpecs
Accessory Product Details
HP X121 1G SFP LC LH
Transceiver (J4860C)
A small form-factor
pluggable (SFP) Gigabit LH
transceiver that provides a
full-duplex Gigabit solution
up to 70 km on single-
mode fiber.
Notes
Services
Ports
Physical characteristics
Environment
Cabling
Notes
Services
DA - 13525 Worldwide — Version 12 — November 12, 2013
A mode conditioning patch cord may be needed in some multimode fiber
installations.
Wavelength: 1310nm
Power Consumption: < 500mW Typical
Refer to the HP website at
www.hp.com/networking/services
service-level descriptions and product numbers. For details about services and
response times in your area, please contact your local HP sales office.
1 LC 1000BASE-LH port (no IEEE standard exists for 1550 nm optics); Duplex:
full only
Dimensions: 2.17(d) x 0.60(w) x 0.46(h) in. (5.5 x 1.53 x 1.18 cm)
Weight: 0.04 lb. (0.02 kg)
Operating temperature: -40°F to 185°F (-40°C to 85°C)
Operating relative humidity: 0% to 95% @ 77°F (25°C), noncondensing
Nonoperating/Storage temperature: -40°F to 185°F (-40°C to 85°C)
Altitude: up to 10,000 ft. (3 km)
Cable type:
Low metal content, single-mode fiber-optic, complying with ITU-T
G.652 and ISO/IEC 793-2 Type B1;
Maximum distance:
10-70,000 m (single-mode fiber)
Power consumption is 0.8 watts typical with 1 watt maximum at 100%
utilization.
For distances less than 20 km, a 10 dB attenuator must be used.
For distances between 20 km and 40 km, a 5 dB attenuator must be used.
Attenuators can be purchased from most cable vendors.
Refer to the HP website at
www.hp.com/networking/services
service-level descriptions and product numbers. For details about services and
response times in your area, please contact your local HP sales office.
HP 2520 Switch Series
for details on the
for details on the
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