CT-FRM220-GFOM04/08

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Fibre converter

4/8 E1/T1 + GbE Fibre Multiplexer

  • Fibre multiplexer with an additional Gigabit Ethernet trunk, plus order wire and clear channel RS- 232
  • 8 channels unframed E1/T1 (transparent)(FRM220-GFOM08)
  • 4 channels unframed E1/T1 (transparent)(FRM220-GFOM04)
  • 10/100/1000Base-T Ethernet
  • Auto MDI/MDIX & Auto-Negotiation or Force Mode
  • Supports flow control 802.3x & 9K jumbo packets
  • Supports link fault Pass-Through for Ethernet
  • One clear channel RS232 up to 250Kbps(Async)
  • Supports Digital Diagnostics Monitoring Interface (DDMI) SFP
  • Loopback test on E1/T1, RS232, fibre ports
  • Supports local or remote In-band management (Monitor or Configure status) by SNMP manager and console port
  • Supports Order wire Ear / Microphone port
  • Supports On-Line F/W upgrade & Dying Gasp

Technical

Spec Text
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
“Zero" Amplitude +/-0.3V
Internal Timing +/-30 ppm
Jitter Performance According to ITU-T G.823
Performance monitoring According to ITU-T G.821
Standards ITU-T G.703, G.704, G.706 and G.732
Interface Connectors RJ-45
Test Loops LLB (Local Loop Back)
NELB (Near End Loop Back)
RLB (Remote Loop Back)
RRLB (Request Remote Loop Back)

Fibre

Connector SFP LC
Data Rate 1.25 Gbps

Ethernet

Interface Type 10/100/1000Base-T
Connector RJ-45
Standards IEEE 802.3, 802.3u, 802.3ab
Duplex modes full/half

Indications

FX1 Link, FX2 link, E1/T1 Mode/Link/Loopback test, Order wire phone indicator, LAN Link/Speed.

Power Input

12VDC

Power Consumption

< 12W

Dimensions

Card: 155 x 42.1 x 88mm (D x W x H)

Weight

200g

Temperature

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

Humidity

10 ~ 90% RH (non-condensing)

Certifications

CE, FCC

MTBF

65,000hrs

Ordering Information

Order Code Description
CT-FRM220-GFOM04-SR 4 x E1/T1 RJ-45 and 10/100/1000Base-T Ethernet fibre optic multiplexer card (optional SFP module)
CT-FRM220-GFOM04-SB 4x E1 BNC and 10/100/1000Base-T Ethernet fibre optic multiplexer card (optional SFP module)
CT-FRM220-GFOM08-SR 8x E1/T1 RJ45 and 1000Mbps Ethernet fibre mux card with 4x2E1 RJ45 cable (optional SFP module, Model : SFS-70xx-xx)
CT-FRM220-GFOM08-SB 8x E1 BNC and 1000Mbps Ethernet fibre mux card with 4x2E1 BNC cable (optional SFP module, Model : SFS-70xx-xx)

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