}
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    • Vehicles and Accessories, Railway Machinery, Railway Ancillaries-Andhra Pradesh

    South Central Railway has published Vehicles and Accessories, Railway Machinery, Railway Ancillaries. Submission Date for this Tender is 23-12-2016. Railway Ancillaries Tenders in Andhra Pradesh. Bidders can get complete Tender details and download the document.




    Tender Notice

    11261451
    Vehicles and Accessories, Railway Machinery, Railway Ancillaries
    Tender
    Indian
    Andhra Pradesh
    23-12-2016

    Tender Details

    Supply Of External Modems As Per Specification Mentioned Below. Specifications For External Modem: 1. Leased Line Modem Capable Of Supporting Ccitt/Bell Specifications Up To 14.4Kbps, It Should Support Both Synchronous And Asynchronous Data Transfer. The Modem Shall Transmit And Receive Data Connected To Data Logger/Remote Terminal Units. 2. Line Interface: 2 Wire/4-Wire Leased Line. 3. The Modem Should Work With Different Media Like I Quad Cable, Ii Voice Channel Of Ofc. 4. Modem Compatibility To V.32Bis, V.32, V.22Bis, V.22 5. Flow Control 6. Error Correction Protocol Compatible To Itu Standard V.42 7. Continuous Signal Noise Ratio And Line Speed Monitoring 8. Leds And Seven Segments Display To Update 9. Line Speed: I Signal Noise Ratio Ii Connection Status Iii Communication Status With Dte 10. Automatic Fall Forward / Fallback 11. Simple Dipswitch Provision For Configuring Different Settings. No Need Of Any Pc For Configuring The Modem 12. Local Loopback Test Feature For Easy Diagnosis 13. Data Compression Techniques Compatible To Itu Standard V.42Bis 14. Operating Voltage: 9 To 36 V Dc 15. Power Consumption And Lt 1 Watt 16. Shall Have The Reset Provision Through Data Logger To Reset The Modem Whenever Modem Is Hanging. 17. Data Speed Of The Line 14.4Kbps 18. Serial Port Speed Up To 57.6Kbps 19. Transmit Level -1 To -15 Dbm 20. Receive Sensitivity - 43 Dbm 21. Line Impedance 600 Ohms 22. Operating Temperature -10 To 70 Degree C 23. Warranty For Two Years.

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