MODEL7221 converter provides conversion between ITU-T G.703 standard E1 interface and standard V.35 interface, can convert E1 channel of SDH, PDH, and other Optical Transmission Equipment or microwave, satellite Equipment to V.35 channel, Extend V.35 channel of DDN. Used widely in data communication networks, Connecting with V.35 interface of Routers and Optical Transmission Equipments without G.703 interface, realize match between different network equipments, and transparent to upper protocol layer.

Specification

E1 interface

Standard: Comply with ITU-T G.703

Output tingle displace: accord ITU-TG.735 advice

Input tingle limit: accord ITU-TG.823 advice

Output tingle: accord ITU-T G.823 advice

Frame format: framed

Interface rate: N×64Kbps (N=1~32)

CRC checkout: no

Port coding: HDB3

Port transmission: 2KM

Port protection: 1500V electromagnetism isolate

Port connector: 120 Ohm(RJ-45) and 75 ohm(BNC double coaxial)

V.35 interface

Standard: Comply with V.35 (DTE)

Clock: Line clock, Local clock

Port connector: DB-25 female (DB25 to M/34 cable)

Line code: NRZ

Clock selection: Internal clock, V.35 line clock, E1 recovery Clock

Test facility : Bite Local& remote loop test

Environment,Power and Dimension

Working temperature: -25 to 70°C

Storage temperature: -40 to 85°C

Humidity: Relative humidity 5% to 95%

Input power: 220VAC or -48VDC

Consumption: 2W

Power protection: From high voltage/short circuit

L×W×H: 227.4mm×146.3mm×42.7mm

Shell: Plastic

Weight: 260g

Warranty: 5 years

Approvals: FCC, CE, RoHS approvals

Packing List

1. MODEL7221 V.35/E1 converter×1

2. 220V power line ×1

3. DB25M to M/34F cable ×1

4. User manual ×1