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E1/ G.703 Coax to Twisted Pair Adapter (Balun)
Model: cy460

SAKERTELE CY460F/CY460MC
E1/ G.703 Coax to Twisted Pair Adapter (Balun)
1.0 GENERAL INFORMATION

Thank you for your purchase of this Sakertele Electronics product, CY460 Series allow 75Ωcoax hardware to communicate with 120Ω twisted pair equipment. The CY460 Series specifically address the ONP requirement that European PTTsoffer 120 Ohm twisted pair terminations to their customers. The sign also output by them are scaled to match the pulse shape requirements specified by the CCITT G.703/E1 standard.

2.0 PRODUCT SPECIFICATIONS

1. Transmission regulation: ITU/CCITT G.703 /E1
2.Data Rate: 2.048 Mbps maximum Unbalanced Coaxial
3. Connection: Dual coax BNC connectors,CY460F/CY460MC
4. Coaxial Impedance : 75Ω
5. RJ-45C Impedance: 120Ω
6. Connection: Single 8-pin RJ-45C jack, shielded (two twisted-pair),
7. Operating Temperature: 0-50º Celcius (32-122º Fahrenheit)
8. Isolation: 2500V rms
9. Dimensions: 0.8H x 1.7W x 2.7D
10. Power Supply: None

3.0.Coaxial connectors and shielded RJ-45 Jake pin out

Digital Signal RJ-45C
Description DTE
RJ-45C BNC
Description DTE
BNC
Rx A- Receive Input Negative 1 Receive Input Tip
Rx B+ Receive Input Positive 2 Receive Ground Ring
Tx A- Transmit Output Negative 4 Transmit Output Tip
Tx B+ Transmit Output Positive 5 Transmit Ground Ring
S1 Transmit Ground 3
S2 Receive Ground 6

4.0. Installing the CY460F/CY460MC

1) Refer to the pin configuration below when assembling the cable that will connect to the RJ-45 jack.
RJ-45 Pin(s) Function
1 and 2.............................TX pair
3.......................................TX shield
4 and 5............................RX pair
6......................................RX shield
2) Plug the modular cable connector into the RJ-45 jack.
3) Connect the coaxial cables to the TX Out and RX In connectors.
THE CY460 has Two serial product (Male and female), CY460F or CY460MC . This product has been thoroughly inspected and tested and is warranted for One Year parts and labor. If any questions or problems arise during installation or use of this product, please do not hesitate to contact Shenzhen sakertele electronics technology co.,ltd Technical Supporte.

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