4x E1/T1 + FE Fiber Multiplexer Card FRM220-FOM04-SB

4x E1 BNC interfaces for flexible E1/T1 aggregation
100Mbps Ethernet port for data transmission
Optional SFP module for customizable fiber connections
Supports long-distance transmission over fiber optics
Ideal for telecom and enterprise network integration
Scalable solution for both legacy and modern technologies
Reduces network complexity and optimizes bandwidth usage

The FRM220-FOM04-SB Fiber Multiplexer Card is a high-performance, versatile device designed to enable the seamless transmission of E1/T1 and Ethernet data over fiber optic networks. This multiplexer card offers 4x E1 BNC interfaces and a 100Mbps Ethernet port, providing a reliable and scalable solution for telecom and enterprise networks. It supports the aggregation of multiple E1/T1 signals onto a single fiber optic link, optimizing bandwidth usage and extending transmission distances. The optional SFP (Small Form-factor Pluggable) module allows for flexibility in choosing the appropriate optical interface, enabling compatibility with various fiber types and distances. Ideal for reducing network complexity, increasing efficiency, and ensuring robust performance, the FRM220-FOM04-SB is a perfect choice for organizations looking to integrate both legacy E1/T1 and modern Ethernet technologies over a fiber optic infrastructure.

Specifications

E1/T1 ports Framing Unframed (transparent)

Bit Rate E1:2.048 Mb/s, T1: 1.544Mb/s

Line Code E1:AMI/HDB3, T1: AMI/B8ZS

Line Impedance E1: Unbalanced 75 ohms (BNC)

E1: Balanced 120 ohms (RJ-45) T1: Balanced 100 ohms (RJ-45)

Receiver sensitivity Short haul

	“Pulse” Amplitude	Nominal 2.37V+/-10% for 75 ohms Nominal 3.00V+/-10% for 120 ohms +/-0.3V
	“Zero” Amplitude	w/external clock card option
	Internal Timing	+/-30 ppm
	Jitter Performance	According to ITU-T G.823

Fiber Connector SFP LC Data Rate 155 Mbps

Ethernet Interface Type 10/100Base-TX

Connector RJ-45

Standards IEEE 802.3, 802.3u

Duplex modes full/half

Indications Power FX1 Link, FX2 link, E1/T1 Mode/Link/Loop back test, Order wire phone indicator, LAN Link/Speed.

Power Input 12VDC

Power Consumption

< 7W

Performance monitoring

According to ITU-T G.821

Dimensions 159.5 x 42.1 x 88mm (DxWxH)

Weight 200g

Temperature 0 ~ 50°C (Operating), -10 ~ 70°C (Storage)

Humidity 10 ~ 90% RH (non-condensing)

Standards ITU-T G.703, G.704, G.706 and G.732

Interface Connectors RJ-45

Test Loops LLB (Local Loop Back)

RLB (Remote Loop Back)

NELB(Near End Loop Back)

RRLB(Request Remote Loop)

Ordering Information

ModelName	Description
FRM220-FOM04-SB	4x E1 BNC and 100Mbps Ethernet fiber optic multiplexer card (optional SFP module)