Positron BRX-XLR-1 Скачать руководство пользователя страница 39 | Manualshive

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BRX-XLR User Guide

38

180-0145-001-R05

11 Ordering Information

Table 11: Ordering Information

Outdoor IP65 Assemblies

BRX-XLR-1

BRX-XLR 1-pair module with solid state primary lightning
protection enclosed in IP65 enclosure

BRX-XLR-2

BRX-XLR 2-pair module with solid state primary lightning
protection enclosed in IP65 enclosure

BRX-XLR-8

BRX-XLR 8-pair enclosure for up to 4 BRX-XLR-M modules with
solid state primary lightning protection enclosed in IP65 enclosure

BRX-XLR-24

BRX-XLR 24-pair enclosure for up to 12 BRX-XLR-M modules with
solid state primary lightning protection enclosed in IP65 enclosure

Ancillary Parts

BRX-STRAND-K

Strand-mounting kit; for use with BRX-XLR-1, BRX-XLR-2 and
BRX-XLR-8 enclosures

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Содержание BRX-XLR-1

Страница 1: ...BRX XLR User Guide 180 0145 001 R05 BRX XLR Broadband Reach eXtender Extra Long Reach User Guide July 2019...

Страница 2: ...ration 5101 Buchan Street Suite 220 Montreal Quebec Canada H4P 2R9 Telephone US and Canada 1 888 577 5254 International 1 514 345 2220 Product names other than Positron s mentioned herein may be trade...

Страница 3: ...t may cause undesired operation Les produits BRX XLR sont conformes la norme NMB 003 d Industrie Canada Leur fonctionnement est sujet aux deux conditions suivantes 1 le dispositif ne doit pas produire...

Страница 4: ...1SF BRX XLR 24 1 SPF BRX XLR 24 1 SXPF BRX XLR 48 1SF BRX XLR 48 1 SPF BRX XLR 48 1 SXPF BRX 24S factory installed in UL approved pedestal and ready to accept BRX modules BRX 24 CS BRX 24 1S BRX 24 1S...

Страница 5: ...t on the pairs Splicing should be done by a qualified person Never splice pairs during a lightning storm The equipment must be connected to a protective ground in accordance with the instructions prov...

Страница 6: ...packaging 17 5 2 BRX XLR 8 packaging 17 5 3 BRX XLR 24 packaging 18 6 Installation and Operating Guidelines 20 6 1 General Requirements for the Outside Plant OSP 20 6 2 POTS Voice Lines 21 6 3 Equipm...

Страница 7: ...ting xDSL lines operators can deliver true broadband speeds to each of their subscribers even those located in remote areas or currently located too far from the DSLAM to receive any service 2 BRX XLR...

Страница 8: ...The ratio is calculated as the bandwidth using the BRX XLR divided by the RAW bandwidth i e without BRX XLR For instance improving a pair from 5 Mbps to 10 Mbps would represent a Bandwidth Improvemen...

Страница 9: ...3 048 26 0 40 8 98 14 42 1 61 12 000 3 658 26 0 40 5 87 12 20 2 08 14 000 4 267 26 0 40 3 30 9 57 2 90 16 000 4 877 26 0 40 1 93 6 96 3 61 18 000 5 486 26 0 40 1 07 4 40 4 11 Table 1 Downstream Perfo...

Страница 10: ...BRX XLR User Guide 9 180 0145 001 R05 Figure 3 Bandwidth vs Loop Length feet with and without BRX XLR Figure 4 Bandwidth vs Loop Length meters with and without BRX XLR...

Страница 11: ...pport a 10 Mbps downstream target bandwidth on a single copper pair for the three most popular cable sizes Table 2 Maximum Distance for 10 Mbps Service with 1 pair Similarly the following table provid...

Страница 12: ...mm loop of 12 500 feet 3 8 km placing the BRX XLR anywhere between 6 000 feet 1 8 km and 9 000 feet 2 7 km away from the DSLAM will deliver 10 Mbps to the customer In fact the BRX XLR is designed to o...

Страница 13: ...mum placement for BRX XLR devices for typical loop lengths in 26 AWG 0 4mm and 24 AWG 0 5 mm gauge copper loops Loop Length k feet km Raw Downstream Bandwidth Mbps Amplified Downstream Bandwidth Mbps...

Страница 14: ...s in section 3 3 above demonstrate that there is value in properly planning the placement to optimize performance The following curve demonstrates the optimum placement of the BRX XLR relative to tota...

Страница 15: ...loop length and gauge of wire and recommend the location where the BRX XLR should be installed usually a range of distances from the DSLAM to achieve the target bandwidth Calculate the best placement...

Страница 16: ...corner of the calculator and increase the loop length and recalculate until the Raw Downstream Bandwidth in column 4 is equal to what you are measuring Once that is achieved the amount indicated in c...

Страница 17: ...ating Temperature 40 C to 65 C Relative Humidity 5 to 95 Non condensing xDSL Standards ITU G 992 5 ADSL2 Annex A ITU G 992 3 ADSL2 Annex A ITU G 992 1 ADSL Annex A PSD Mask Compliant with ANSI T1 413...

Страница 18: ...xture kit Strand Mount Fixture Optional kit Figure 9 1 and 2 pair BRX XLR devices Figure 10 Strand mount option In areas where more than 2 pairs need amplification an 8 pair and a 24 pair enclosure ca...

Страница 19: ...ube protection for any OSP device In cases where more than 2 but less than 24 pairs are required it is possible to order an empty enclosure BRX 24CS and the required number of BRX XLR M 2 pair modules...

Страница 20: ...BRX XLR User Guide 19 180 0145 001 R05 Figure 15 BRX XLR 24 1SXPF Figure 16 BRX XLR 48 1SXPF...

Страница 21: ...d perform system ground per local company policies and practices Loop Resistance the actual loop resistance between the DSLAM and the BRX XLR should be verified at the time of the splicing No Split Pa...

Страница 22: ...jacent to a splice point facilitating the selection of the xDSL pairs that require having the bandwidth increased or not The following diagram illustrates how the BRX XLR can be inserted between a DSL...

Страница 23: ...0 0145 001 R05 The BRX XLR needs to be powered from the POTS sealing current 48V originating from the DSLAM or the Central Office CO This is illustrated by Figure 18 below Figure 18 Using Sealing Curr...

Страница 24: ...or loose hardware and broken connectors If the equipment appears to have been damaged in transit please contact your delivery company 7 2 Overview of the BRX XLR 1 and BRX XLR 2 The BRX BRX XLR 2 stan...

Страница 25: ...odules The BRX 24S chassis is designed to be installed into an IP65 or better compliant outdoor enclosure such as the BRX 24C or BRX 1 Emerson CAD 12 pedestal Please refer to the diagram below for a s...

Страница 26: ...ottom as per the following table Slot Number Pair Assignment Pair Color 1 topmost slot 1 left side 2 right side White Blue White Orange 2 3 left side 4 right side White Green White Brown 3 5 left side...

Страница 27: ...RING4 TIP5 5 30 RING5 TIP6 6 31 RING6 TIP7 7 32 RING7 TIP8 8 33 RING8 TIP9 9 34 RING9 TIP10 10 35 RING10 TIP11 11 36 RING11 TIP12 12 37 RING12 TIP13 13 38 RING13 TIP14 14 39 RING14 TIP15 15 40 RING15...

Страница 28: ...by 0 8 5 mm by 20 3 mm in the mounting flange at both ends of the BRX XLR enclosure and secure around the pole as per the diagrams below Figure 22 Pole Mount installation for BRX XLR 1 and BRX XLR 2 e...

Страница 29: ...een the strand and the BRX XLR enclosure can vary from 3 9 76 228 mm Strand Diameter can range from 6 6 mm to 3 8 10 mm Bracket Material stamped from 5052 H34 Aluminum Mounting Bolt Grade 2 steel and...

Страница 30: ...help to reduce the impact of these disturbers 8 1 Grounding and Bonding Although grounding is usually observed within the cabinets or pedestal at the splice point other sections of the cable pairs or...

Страница 31: ...than 25 Ohms it is highly recommended to also bond the enclosure cabinet or pedestal to the multi grounded neutral wire Figure 27 Grounding and Bonding next to Power Utility Pole Each BRX XLR unit mou...

Страница 32: ...is when AC voltage appears on Tip Ring or Ring Ground or Tip Ground Another potential problem is that copper pairs may not have been properly balanced An unbalanced pair is more susceptible to Power...

Страница 33: ...measurements are not met you should make the corrections as per your corporate standard procedure and re verify 2 The user CPE loses synchronization with the DSLAM after the link was stable for at lea...

Страница 34: ...op the downstream and or upstream performance is not meeting the expected improvement Verify the anticipated performance using the BRX Cloud Calculator tool makes sure to properly specify the copper g...

Страница 35: ...L2 and the disturbance should have been there prior to the installation of the BRX XLR If you believe that the instability is the result of the installation of the BRX XLR please refer to the other pr...

Страница 36: ...ctice to rectify the issue Using the telephone test set verify that the loop current at the DSLAM pair of the BRX XLR when in the OFF HOOK state is high enough 20mA If not verify the cabling between t...

Страница 37: ...st set With the house disconnected at the NID and the BRX XLR installed on the copper pair verify if the audible hum noise is still present If the noise disappears then the problem is with the house w...

Страница 38: ...rmation can be found in your Positron Access customer web portal http www positronaccess com Portal php Positron Access Solutions Sales Pricing Availability and Technical Support US and Canada 1 888 5...

Страница 39: ...th solid state primary lightning protection enclosed in IP65 enclosure BRX XLR 8 BRX XLR 8 pair enclosure for up to 4 BRX XLR M modules with solid state primary lightning protection enclosed in IP65 e...

Страница 40: ...is a direct relation between INPMin and symbol rate such that higher values of INPMin will restrict the DSL circuit to a lower maximum bit rate This relationship is dependent in part on the interleavi...

Страница 41: ...total overhead that will exist on the line The tables below from ITU T G 992 5 Annex K illustrate how the net data rate is affected as the INP Min and Max delay are varied The bitrates in these tables...

Страница 42: ...BRX XLR User Guide 41 180 0145 001 R05 Extended Framing Parameters Table 14 Maximum Downstream Attainable Rate with 24K Interleaving and Extended Framing Parameters...

Страница 43: ...should match Ring to Ground AC Voltage Ring to Ground 5 VAC should match Tip to Ground AC Voltage Tip to Ground Insulation Resistance Ohms 5 M Ring to Ground Insulation Resistance Ohms 5 M Tip to Ring...

Страница 44: ...SNR Margin 6 0 dB 6 0 dB Minimum SNR Margin 3 0 dB 3 0 dB SNR Margin Upshift 9 0 dB 9 0 dB SNR Margin Downshift 3 0 dB 3 0 dB Bit Swapping Enabled Enabled Table 16 Recommended ADSL Test Set Profile Se...

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