LH8051C-ST BLACK BOX, LH8051C-ST Datasheet - Page 3
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LH8051C-ST
Manufacturer Part Number
LH8051C-ST
Description
Network Hub
Manufacturer
BLACK BOX
Datasheet
1.LH8050A.pdf
(3 pages)
05/14/2010
#22794
724-746-5500
LH8050A
blackbox.com
Auto-Reconnect — Occurs after one packet of error-free reception
Bridging — Store-and-forward processing; 8 KB, self-learning address table;
Compliance — CE, FCC Part 15 Subpart B Class A, UL
Cooling Method — Fan-cooled, internal @ 9 cfm
Enclosure — Rugged sheet metal, suitable for standalone or rackmounting;
Manual Switches — Uplink switch: LH8056C-UP module only
Maximum Ethernet Segment (or Domain) Lengths —
Partitioning — Enforced after 63 consecutive collisions
PDV (100 MB Path Delay Value) — 80BT exceeds Class II specification
Speed — 10 or 100 Mbps per port
Standards — IEEE 802.3u: 100BASE-TX, 100BASE-FX;
Connectors — AC power connector: IEC-type, male, recessed;
Indicators — Chassis: LEDs: Power, Bridge Inside, Packet Activity 10,
Temperature — Operating: 32 to 120°F (0 to 49°C);
Relative Humidity — 10 to 95% noncondensing
Power — 90 to 260 VAC (autosensing), 47 to 63 Hz,
Size — Chassis: 1.75"H x 17"W x 10.5"D (4.5 x 43.2 x 26.7 cm)
Weight — Chassis: 4 lb. (1.8 kg);
2-MB dynamic packet buffers
metal brackets for 1U rackmounting included
Auto/100 switch: LH8056C and LH8056C-UP modules
10BASE-T (Category 3, 4, 5 UTP): 328 ft. (100 m);
100BASE-TX (Category 5 UTP): 328 ft. (100 m);
10BASE-FL multimode fiber optic: 6562 ft. (2 km);
10BASE-FL single-mode fiber optic: 32,810 ft. (10 km);
100BASE-FX half-duplex multimode: 1350 ft. (412 m);
100BASE-FX full duplex multimode: 6562 ft. (2 km);
100BASE-FX half-duplex single-mode: 1350 ft. (412 m);
100BASE-FX full duplex single-mode: 49,215 ft. (15 km)
IEEE 802.3: 10BASE-T, 10BASE-FL
Modular connectors on a per-port basis;
RJ-45 shielded female ports: 100 Mbps: Category 5 UTP/STP;
Fiber ports at 100 Mbps and 10 Mbps; Port modules for all fiber
Fiber Port Modules: Link, Activity;
UTP Port Modules: Link, Activity, Speed
Storage: -5 to +140°F (-21 to +60°C)
25 watts typical (30 watts maximum)
Modules: 0.5 lb. (0.2 kg)
(for crossover and cascading);
(for autonegotiation or fixed 100-Mbps speed operation)
Shielded twisted pair: 492 ft. (150 m);
10 Mbps: Category 3, 4, 5 UTP/STP;
connector types; (2) DB25F stacking connectors
Packet Activity 100, Collision 10, Collision 100;
T e C H S P e C S
®
Listed (UL 1950), cUL
Typical Application
possible to eavesdrop with copper wiring, you need a fiber LAN to
connect to each desktop and node.
(including the latest models), adapting the fiber LAN to changing
technology. The dual-speed feature means there’s room for legacy
10-Mbps equipment as well as newer 100-Mbps equipment.
Item
Mixed-Media Fiber Hubs
You may also want to order cable…
You might also need…
16-Port Base Chassis
16-Port Add-On Chassis
UTP Port Modules (RJ-45)
Fiber Port Modules
Bulk Category 5 Solid-Conductor Cable,
Duplex Fiber Optic Cable, PVC,
16-Port Dual-Speed 10/100 Stackable Hubs
(The LH8016A-M is compatible with the 16-Port Base Chassis
and the LH8016A-C works with the 16-Port Add-On Chassis.)
Your department’s first priority is a secure network. Because it’s
The Mixed-Media Fiber Hub supports all the fiber port types
10/100 Modules
10/100-Mbps, Switch-Selectable Uplink
10-Mbps, Multimode
10-Mbps, Single-Mode
100-Mbps, Multimode
Blank Chassis Panel
2-Pair, PVC
ST–ST, Custom Lengths
ST
SC Connector
ST Connector
ST Connector
SC Connector
MT-RJ Connector
FC Lucent Port Connector
Dual-Speed Master Hub
Dual-Speed Client Hub
®
Connector
BLACK BOX
®
LH8053C-MtrJ
LE8055C-sMst
LH8057a-PNL
LH8056C-uP
LH8051C-sC
LH8052C-FC
LE8055C-sC
LH8051C-st
LH8016a-M
LE8055C-st
LH8050a-C
LH8016a-C
EFN062-CC
LH8050a
EYN717a
3 of 3
LH8056C
Code