Black Box lb9901a Guia De Especificaciones

Ordering Information

ITEM

CODE

Workgroup MiniBridge

(2) RJ-45 Ports

115-VAC...............LB9901A-RJ
230-VAC ............LB9901AE-RJ

(2) BNC Ports

115-VAC...........LB9901A-BNC
230-VAC ........LB9901AE-BNC

(2) AUI Ports

115-VAC ............LB9901A-AUI
230-VAC..........LB9901AE-AUI

(1) TP, (1) Fiber Port

115-VAC ............LB9901A-TST
230-VAC..........LB9901AE-TST

(1) AUI, (1) Fiber Port

115-VAC............LB9901A-AST
230-VAC .........LB9901AE-AST

You may also need…
CAT5 100-MHz Patch Cable, 4-Pair, Straight-Pinned,

PVC, Beige, 10-ft. (3-m).............................EVMSL05-0010

Ethernet Transceiver Cable (Office Environment),

10-ft. (3-m)........................................................LCN210-0010

ThinNet Cable, PVC, 10-ft. (3-m).....................LCN300-0010
Ceramic Terminated Multimode Duplex Fiber Optic

Cable, PVC, ST–ST, Custom Lengths............EFN062-CC

• Workgroup MiniBridge with (1) bridge port module (BPM) and

(1) repeater port module (RPM) installed

• (1) external power supply

• (2) mounting brackets

• (2) mounting screws

• (1) VELCRO

tape section, approximately 3 inches (7.6 cm) long

• Users’ manual

Package Includes

Approvals: FCC Part 15, Class A; UL

1950; CSA LR68048; LB9901AE
(230-VAC) versions are also CE
approved

BPM Auto-Learning Address List:

256-node capacity

BPM Filtering and Forwarding Rate

(Maximum): 14,880 pps

Ethernet Segment Lengths

(Maximum):
10BASE-T (twisted-pair):

100 m (328 ft.);

10BASE2 ThinNet (BNC):

185 m (607 ft.);

10BASE5 ThickNet:

500 m (1640.4 ft.)

FOIRL multimode fiber optic:

1 km (0.6 mi.)

10BASE-FL multimode fiber optic:

2 km (1.2 mi.)

Protocol: MAC layer, protocol

independent

RPM Partitioning: Enforced after

32 consecutive collisions

RPM Reconnect: Occurs after

512 bits error-free transmission

Speed: 10 Mbps

Standards: Ethernet Ver.1.0–2.0

IEEE 802.3: 10BASE-T, 10BASE5,
10BASE2, 10BASE-FL and FOIRL

Connectors: See Ordering

Information

Indicators: (1) LED for Power;

(1) Partition and (1) Receive LED
for each port module; fiber
modules also have (1) Link LED

Temperature Tolerance:

Operating: 32 to 122°F

(0 to 50°C);

Storage: -4 to +140°F

(-20 to +60°C)

Humidity Tolerance: Operating:

10 to 95%, noncondensing

Power: External: Input:

LE9901A models:

95–125 VAC, 60 Hz;

LE9901AE models:

200–250 VAC, 50 Hz;

Consumption: 12 watts

(maximum)

Size: 3"H x 6"W x 1.7"D

(7.6 x 15.2 x 4.3 cm)

Weight: 2.5 lb. (1.1 kg)

Specifications