V.35 to E1(framed E1) Converter MODEL7221

Introduction:
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.
Features:
1. Convert V.35 interface to FE1(2M framed G.703) interface
2. Support N×64Kbps(N=1~32) rate
3. Random distribute timepiece and bandwidth
4. Support line resume clock, local clock and equipment clock
5. E1 (G.703) interface support 120ohm (RJ-45) and 75ohm (BNC double coaxial)
Specifications:
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 facilityBite 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

Founded in 2001 3onedata has been dedicated in industrial communication field for over 18 years. We are a National High-tech Enterprise integrating with R&D, manufacturing, marketing and service so as to provide complete business support to our worldwide partners and customers. Until now we have won the certificates of ISO9001 Quality Management, ISO14000 Environmental Management and OHSAS18001 Occupational Health and Safety Assessment. Through independent R&D & innovation 3onedata has developed self-owed software and launched thousands of products with four main product lines - Industrial Ethernet Switch, Device Networking Product, Embedded Industrial Ethernet Module and Industrial Wireless Networking Product, which have been widely used in industries of Smart Grid, Rail Transit, Security, Automation Manufacturing and so on.

With the tenet of Quality First 3onedata pays special attention to technical innovation and quality control. We have established a more than 3000 square meters R&D Center with Chinese first-class engineers as well as adequate international standard instruments for product developing, testing and production. Annually we keep invest 15% of sales turnover on R&D department and have built up the technical collaborations with Southeast University, Nanjing University of Science and Technology, Sun Yat-sen University and China Electric Power Research Institute.

Currently 3onedata has set up 7 offices in mainland China and branch company in Guangzhou for better overseas business development. In Europe, Middle East and Southeast Asia we have established cooperation relations with reliable partners in over 20 country and region. Based on average 30% stable sales growth over 17 years 3onedata has become a famous recognized brand in industrial communication field of China. Now we plan to invest more on overseas markets for providing our product and service to worldwide customers so as to bring a long term mutual-benefit relationship.

Facing the future,

3onedata will definitely focus on industrial communication field without change.

3onedata will deeply keep the core values of Honor, Quality and Service without change.

3onedata will consistently bring values to our employees, partners and customers without change.

What do we offer?

We create value for our customers. Together with our local partners we serve government and public utilities as well as enterprise customers in sectors like Smart Grid, ITS, Security Surveillance and Automation Manufacturing. We provide our customers reliable and secure industrial network equipment & solution, which meet the complex and harsh application requirements. At the same time our CSC (Customer Service Center) provides 24-hour quick-response service with effective solution and problem-solving loop.

We create benefits for our partners & suppliers. 3onedata has always deemed partners and suppliers its important and valuable common-interest parties. We have the tenet that only strong supply-chain and channel could bring value to our customers, which promote us to build up stable long-term cooperation relations with benefit-sharing. Most partners have done business with 3onedata for more than 10 years.

We create opportunity for our employees. In 3onedata we care much about the human assets, which are the engine of corporate development. We equip and empower our employees with opportunities to shoulder greater responsibilities and accelerate their career skills. We also try to build a sense of belongings with respect and appreciation of every employee’s efforts and contributions.

What do we stand for?

For the past 18 years we have maintained a firm goal that makes industrial network communication more reliable as our mission. We pay attention to customers’ needs, continually invest 10% of annual sales turnover for R&D, upgrade product quality and service standards and commit to build a worldwide recognized brand. This strategic focus is a reflection of our core values of Honor No. 1, Quality No.1 and Service No.1.