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Patton electronic 460 manual

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Table of contents for the manual

  • Page 1

    USER MANUAL MODEL 460 SERIES G.703 Coax to T wisted P air Adapter (Balun) SALES OFFICE (301) 975-1000 TECHNICAL SUPPOR T (301) 975-1007 P ar t# 07M460 Doc# 019021U Rev . G Revised 9/15/04 An ISO-9001 Certified Company[...]

  • Page 2

    2 CONTENTS 1.0 Warranty Information ................................................................. 3 1.1 Service and Support ..................................................................... 3 1.2 CE Notice ...................................................................................... 3 2.0 Product Description .......................[...]

  • Page 3

    3 1.0 WARRANTY INFORMATION P atton Electr onics warrants all Model 460 components to be free from def ects, and will—at our option—repair or replace the product should it f ail within one year from the first date of shipment. This w arr anty is limited to def ects in workmanship or mater ials, and does not cov er customer damage, abuse or unau[...]

  • Page 4

    4 2.0 PRODUCT DESCRIPTION The P atton Model 460 Series enables 75-ohm coax hardw are to com- municate with 120-ohm twisted-pair equipment. The Model 460 Series specifically address the ONP requirement that European PTTs off er 120- ohm twisted-pair terminations to their customers. Some PTTs and pri- vate carriers are standardized on 75-ohm coax, o[...]

  • Page 5

    5 Figure 1. Model 460 functional diagram 2.1 RJ-45 JACK AND TERMINAL BLOCK DESCRIPTIONS Shielded RJ-45 Jack: • Pins 1 and 2 (see Figure 1) are the balanced inputs. The balanced sig- nals are conv erted to an unbalanced signal on the center conductor of the TX Out coax connector . • The unbalanced signal from the RX In coax connector is conv ert[...]

  • Page 6

    6 3.0 CONFIGURATION Note If you ha v e a Model 460-TBP , it does not require configuration; refer to section 4.0, “Installation” on page 8. The f ollowing section describes configuring the Model 460. The Model 460 Series are preset to work in most applications without additional configuration. The only parameter that is user-configurab le i[...]

  • Page 7

    7 Figure 3. JP1 and JP2 locations for 460M 2. Using Figure 2 as a ref erence, remo ve the desired jumper(s) to break one or both shield connections. Note Do not lose the jumper(s). 3. Align the case halves and end inserts and snap the case halves back together . JP1 JP2[...]

  • Page 8

    8 4.0 INSTALLATION The sections on the ne xt page describe installing the follo wing: • Model 460 (see section 4.1, “Installing the Model 460” on page 8) • Model 460-TBP (see section 4.2, “Installing the Model 460-TBP” on page 8) Ref er to the appropriate section to install your unit. 4.1 INSTALLING THE MODEL 460 Do the f ollowing: 1. R[...]

  • Page 9

    9 Figure 4. Model 460-TBP terminal block interf ace wiring diagram 3. Connect one pair of wires to the two XMT (transmit) positions on the terminal block. The Model 460-TBP is not polarity sensitive so either wire ma y connect to either pole. See Figure 4. 4. Connect the other pair of wires to the two RCV (receiv e) positions on the terminal block.[...]

  • Page 10

    10 APPENDIX A SPECIFICATIONS A.1 TRANSMISSION LINE ITU/CCITT G.703 (unstructured) A.2 DATA RATE 2.048 Mbps maximum A.3 UNBALANCED COAXIAL CONNECTION • Dual coax f emale BNC connectors (RG 59 or 2002 coax) • Nominal line impedance: 75 ohms A.4 BALANCED TWISTED PAIR CONNECTION • Single 8-pin RJ-45 jack, shielded (tw o twisted-pair) • Nominal [...]

  • Page 11

    11 Notes _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ ___________________________________________________[...]

  • Page 12

    12 Notes _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ ___________________________________________________[...]