Cambium Networks RFU-C Installation Manual
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Cambium Networks RFU-C Installation Manual

Ptp 820g
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Installation Guide
PTP 820G
RFU-C
System Release 10.9

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Summary of Contents for Cambium Networks RFU-C

  • Page 1 Installation Guide PTP 820G RFU-C System Release 10.9...
  • Page 2 Accuracy While reasonable efforts have been made to assure the accuracy of this document, Cambium Networks assumes no liability resulting from any inaccuracies or omissions in this document, or from use of the information obtained herein. Cambium reserves the right to make changes to any products described herein to improve reliability, function, or design, and reserves the right to revise this document and to make changes from time to time in content hereof with no obligation to notify any person of revisions or changes.

  • Page 3: Table Of Contents

    Contents About This User Guide ............................1 Contacting Cambium Networks ........................1 Purpose ................................2 Cross references .............................. 2 Feedback ................................. 2 Problems and warranty ............................3 Reporting problems ............................3 Repair and service ............................3 Hardware warranty ............................3 Security advice ................................
  • Page 4 Torque Requirements..........................5-1 Remote Mount Installation with Imperial Waveguide ................5-1 OMT WG Adaptor Installation ........................5-4 Chapter 6: RFU-C Configurations ........................6-7 1+0 Direct Mount Installation ........................6-7 1+0 Remote Mount Installation ........................6-9 1+1 Direct Mount Installation ........................6-11 1+1 Remote Mount Installation ........................
  • Page 5 Figure 2 RFU-C Grounding Cable ..........................4-1 Figure 3 Vertical and Horizontal Polarisation ......................6-8 Figure 4 Mounting RFU-C on Antenna ........................6-8 Figure 5 Do not remove the transparent pressure window ................... 6-18 Figure 6 Mounting both RFUs ..........................6-19 Figure 7 Tilting the entire assembly ........................
  • Page 6 Table 17 Required items for 2+0 Single Polarization - Direct Mount Symmetrical Couplers ......... 6-20 Table 18 Required items for 2+0 Single Polarization - Direct Mount Symmetrical Couplers ......... 6-23 Table 19 RFU-C Mediation Device Losses ........................I phn-4026 003v000...

  • Page 7: About This User Guide

    About This User Guide This guide describes RFU-C installation procedures and provides additional information concerning system parts and frequency bands. This guide contains the following chapters: Chapter 1: Product description • • Chapter 2: RFU-C Overview Chapter 3: Installation Components •...

  • Page 8: Purpose

    Problems and warranty Purpose Cambium Networks Point-To-Point (PTP) documents are intended to instruct and assist personnel in the operation, installation and maintenance of the Cambium PTP equipment and ancillary devices. It is recommended that all personnel engaged in such activities be properly trained.

  • Page 9: Problems And Warranty

    Hardware warranty Cambium’s standard hardware warranty is for one (1) year from date of shipment from Cambium Networks or a Cambium distributor. Cambium Networks warrants that hardware will conform to the relevant published specifications and will be free from material defects in material and workmanship under normal use and service.

  • Page 10: Security Advice

    Security advice Security advice Cambium Networks systems and equipment provide security parameters that can be configured by the operator based on their particular operating environment. Cambium recommends setting and using these parameters following industry recognized security practices. Security aspects to be considered are protecting the confidentiality, integrity, and availability of information and assets.

  • Page 11: Warnings, Cautions, And Notes

    Warnings, cautions, and notes The following describes how warnings and cautions are used in this document and in all documents of the Cambium Networks document set. Warnings Warnings precede instructions that contain potentially hazardous situations. Warnings are used to alert the reader to possible hazards that could cause loss of life or physical injury.

  • Page 12: Caring For The Environment

    About This User Guide Caring for the environment Caring for the environment The following information describes national or regional requirements for the disposal of Cambium Networks supplied equipment and for the approved disposal of surplus packaging. In EU countries The following information is provided to enable regulatory compliance with the European Union (EU) directives identified and any amendments made to these directives when using Cambium equipment in EU countries.

  • Page 13: Chapter 1: Before You Start

    Chapter 1: Before You Start RFU-C is a state-of-the-art Radio Frequency Unit which is fully software configurable and supports a broad range of capacities and interfaces. The RFU supports low to high capacities for traditional voice and Ethernet services, as well as PDH/SDH/SONET or hybrid Ethernet and TDM interfaces.

  • Page 14: Important Notes

    • RFU-C must be installed and permanently connected to protective earth by qualified service personnel in accordance with applicable national electrical codes. Public and Occupational Boundary Distances Under Article 3.1(a) of the RE Directive •...

  • Page 15: Safety Precautions & Declared Material

    Static electricity may cause body harm, as well as harm to electronic components inside the device. Anyone responsible for the installation or maintenance of the RFU-C RFU must use an ESD Wrist Strap. ESD protection measures must be observed when touching the unit. To prevent damage, before touching components inside the device, all electrostatic must be discharged from both personnel and tools.
  • Page 16 Caution L’usage de RFU-C s’accompagne du risque suivant d'électrocution et de danger électrique : le débranchement d'une alimentation électrique ne déconnecte qu'un module d'alimentation électrique. Pour isoler complètement l'unité, il faut débrancher toutes les alimentations électriques.

  • Page 17: Allgemeine Vorsichtsmaßnahmen Für Die Anlage

    Wenn andere Steuerelemente verwendet, Einstellungen vorgenommen oder Verfahren durchgeführt werden als die hier angegebenen, kann dies gefährliche Strahlung verursachen. Caution Beachten Sie beim Arbeiten mit RFU-C das folgende Stromschlag- und Gefahrenrisiko: Durch Abtrennen einer Stromquelle wird nur ein. Caution Stromversorgungsmodul abgetrennt. Um die Einheit vollständig zu isolieren, trennen Sie alle Stromversorgungen ab.

  • Page 18: Pre-Installation Instructions

    Inspection Check the packing lists and ensure that correct parts numbers quantities of goods have arrived. Inspect for any damage on the cases and equipment. Please report any damage or discrepancy to Cambium Networks support by e-mailing to support@cambiumnetworks.com. phn-4026 003v000...

  • Page 19: Chapter 2: Rfu-C Overview

    Chapter 2: RFU-C Overview RFU-C is a state-of-the-art Radio Frequency Unit which is fully software configurable and supports a broad range of capacities and interfaces. The RFU supports low to high capacities for traditional voice and Ethernet services, as well as PDH/SDH/SONET or hybrid Ethernet and TDM interfaces.

  • Page 20: Chapter 3: Installation Components

    Chapter 3: Installation Components The following figures show the main components involved in the installation procedures. Figure 1 Installation Components RFU-C Coupler Remote Pole Mount Twist phn-4026 003v000 Page 3-1...

  • Page 21: Available Adapters And Installation Kits

    Table 1 Component Kits 6 to 13 GHz Description 6 GHz 7-8 GHz 10-11 GHz 13 GHz RFU-C Coupler Kit N060082L145A N070082L301A N110082L090A N130082L058A RFU-C Symmetrical Couplers Kit N060082L149A N070082L305A N110082L094A N130082L062A RFU-C Twist Kit N060082L148A N070082L304A N110082L093A N130082L061A RFU-Cxx OMT-DM Kit...

  • Page 22: Unique Installations And Accessories

    Table 5 Unique Installations and Accessories 6 to 38 GHz Unique Installations and 6 to 32 GHz 38 GHz Accessories RFU-C 19 in MOUNTING KIT N000082L071A Antenna Circ. Adapters for OMT Table 6 Antenna Circ. Adapters for OMT 6- 13 GHz Antenna Circ. Adapters for OMT...

  • Page 23: Antenna Connection

    Chapter 3: Installation Components Antenna Connection Antenna Connection RFU-C can be mounted directly for all frequencies (6-38 GHz) using the following antenna types (for integrated antennas, specific antennas PNs are required): • Andrew: VHLP series Radiowaves: HP series • •...

  • Page 24: Chapter 4: Cable Installation And Grounding

    Cable Grounding Kits For 1/4" And 3/8" Cable (P/N 01010419001) Procedure On the front side of each RFU-C unit, loosen the nut, plain washer, and serrated washer. Place the cable lug (supplied with the RFU-C grounding kit) on the screw. Secure the cable lug.
  • Page 25 Chapter 4: Cable Installation and Grounding Antenna Connection phn-4026 003v000 Page 4-2...

  • Page 26: Chapter 5: Generic Installation Procedures

    Imperial offset hexagon key wrench set Remote Mount Installation – 6-11 GHz Mount the RFU-C Adaptor supplied with the RFU-C Adaptor kit on the RFU-C Remote Pole Mount kit using the four flat screws supplied with the RFU-C Adaptor kit.
  • Page 27 Chapter 5: Generic Installation Procedures Antenna Connection Mount the RFU-C using the four captive screws and washers supplied, assembled, in the RFU-C. Connect the Flexible Waveguide and Sealing Gasket supplied with the Flexible Waveguide Imperial kit to the RFU-C Adaptor. Tighten the four screws supplied with the Flexible Waveguide Imperial kit.
  • Page 28 Antenna Connection Remote Mount Installation – 13-15 GHz Mount the RFU-C Adaptor supplied with the RFU-C Remote Pole Mount kit using the four flat screws supplied with the RFU-C Adaptor kit. Mount the RFU-C using the four captive screws and washers supplied, assembled, in the RFU-C.

  • Page 29: Omt Wg Adaptor Installation

    Antenna Connection Remote Mount Installation – 18-42 GHz Mount the RFU-C Adaptor supplied with the RFU-C Remote Pole Mount kit using the four flat screws supplied with the RFU-C Adaptor kit. Mount the RFU-C using the four captive screws and washers supplied, assembled, in the RFU-C.
  • Page 30 Chapter 5: Generic Installation Procedures Antenna Connection For 6GHz (UDR70): Mount the O-Ring supplied with the OMT kit. Mount OMT Adaptor #1 on the OMT, and tighten using four M4 screws and washers (supplied with the OMT adaptor kit). Mount OMT Adaptor #2 on OMT Adaptor #1, and tighten using four M4 screws and washers (supplied with the OMT adaptor kit) Mount the flexible waveguide as usual.
  • Page 31 Chapter 5: Generic Installation Procedures Antenna Connection For 13 GHz (UBR120) to 42 GHz (UG383/U), connect the flexible waveguide and its gasket (supplied with the Flexible WG Kit) directly to the OMT port. phn-4026 003v000 Page 5-6...

  • Page 32: Chapter 6: Rfu-C Configurations

    To install the RFU-C in a direct mount 1+0 configuration: Caution Do not remove the transparent pressure window located on the antenna interface. Note If necessary, change the antenna polarization by rotating the RFU-C in accordance with the relevant antenna installation guide. phn-4026 003v000 Page 6-7...

  • Page 33: Figure 3 Vertical And Horizontal Polarisation

    Figure 3 Vertical and Horizontal Polarisation Vertical Pole Horizontal Pole Mount the RFU-C on the antenna using the four M8 captive screws and washers that are supplied, assembled, in the RFU-C, and tighten the screws. Figure 4 Mounting RFU-C on Antenna Note Make sure the polarization mounting direction of the RFU-C is correct.

  • Page 34: 1+0 Remote Mount Installation

    • Procedure For 6-13 GHz installations only, mount the RFU-C remote adaptor and O-Ring to the pole mount using the four flat M5 screws supplied in the RFU-C Remote Mount Adaptor kit, and tighten the screws. Mount the RFU-C to the pole mount using the four M8 captive screws and washers supplied, assembled, in the RFU-C, and tighten the screws.
  • Page 35 Chapter 6: RFU-C Configurations Antenna Connection Place the O-Ring in the flexible waveguide flange groove. Place the O-Ring in the other end of the flexible waveguide flange groove. Mount the flexible waveguide on the antenna, and tighten the screws and washers.

  • Page 36: 1+1 Direct Mount Installation

    • Metric offset hexagon key wrench #2.5 and #3 Procedure In 1+1 direct mount installation, the RFU-C is attached to a coupler. To install a RFU-C in a direct mount 1+1 configuration: Note For 15 and 18 GHz frequencies, two O-Rings are supplied in the Twist kit and should be mounted in the twist grooves.
  • Page 37 Chapter 6: RFU-C Configurations Antenna Connection Mount the twist to the coupler using the O-Ring and four screws supplied in the Twist kit, and tighten the screws. Caution Make sure the polarization mounting direction of the twist to the coupler is according to the antenna polarization.
  • Page 38 Mount the two O-Rings supplied with the RFU-C Coupler kit, as shown in the following figure. Mount the RFU-C to the body of the coupler using the four M8 captive screws and washers that are supplied, assembled, in the RFU-C, and tighten the screws.

  • Page 39: 1+1 Remote Mount Installation

    Metric offset hexagon key wrench #2.5 and #3 Procedure In 1+1 remote mount installation, the RFU-C radios are attached to a coupler, while the coupler is connected to the antenna via flexible WG. To install the RFU-C in a remote mount 1+1 configuration: Mount the RFU-C coupler to the RFU-C pole mount bracket using the four M8 screws and washers supplied with the RFU-C Coupler kit, and tighten the screws.
  • Page 40 Mount the two O-Rings supplied with the Coupler kit, according to the Coupler kit instructions. Mount the RFU-C on the body of the coupler using the four M8 captive screws and washers that are supplied, assembled, in the RFU-C, and tighten the screws.
  • Page 41 Chapter 6: RFU-C Configurations Antenna Connection phn-4026 003v000 Page 6-16...

  • Page 42: 2+0 Dual Polarization - Direct Mount Installation

    Chapter 6: RFU-C Configurations Antenna Connection 2+0 Dual Polarization – Direct Mount Installation CCDP List of Items Table 16 Required items for 2+0 Dual Polarization - Direct Mount Item Description Quantity Remarks ANTENNA OMT ADAPTOR RFU-Cxx-OMT-DM-Kit RFU-C RADIO One is optional if using item #4 or #5...

  • Page 43: Figure 5 Do Not Remove The Transparent Pressure Window

    Chapter 6: RFU-C Configurations Antenna Connection Figure 5 Do not remove the transparent pressure window Prior to the installation, follow the antenna manufacturer’s instructions to switch to circular adaptor (remove the existing rectangular transition, swap the O-Ring, and install the circular transition instead).

  • Page 44: Figure 6 Mounting Both Rfus

    Figure 6 Mounting both RFUs Mount both RFUs, using the four M8 captive screws and washers supplied, assembled, in the RFU-C, through the radio and OMT holder, and tighten the screws. Make sure the polarization mounting direction is correct.

  • Page 45: 2+0 Dual Polarization - Remote Mount Installation

    FLEXIBLE WG KIT 1 or 2 configuration 1 for upgrade ready RFU-C POLE MOUNT 1 or 2 configuration For 6 to 13GHz – 1 for RFU-C REMOTE MOUNT ADAPTOR KIT 1 or 2 upgrade ready configuration phn-4026 003v000 Page 6-20...
  • Page 46 Chapter 6: RFU-C Configurations Antenna Connection Required Tools • Metric offset hexagon key wrench 6 • Metric offset hexagon key wrench 3 Procedure Caution Caution text and consequence for not following the instructions in the caution. Prior to the installation, follow the antenna manufacturer’s instructions to switch to circular adaptor (remove the existing rectangular transition, swap the O-Ring, and install the circular transition instead).
  • Page 47 The following steps describe the required items and procedures for the installation. Place the Plate in front of the coupler holder. Tighten the plate to the upgradable port side with the M8 screws and washers supplied with the RFU-C coupler short plate kit using 21.4 NM torque.

  • Page 48: 2+0 Single Polarization - Direct Mount Installation - Symmetrical Couplers

    Chapter 6: RFU-C Configurations Antenna Connection 2+0 Single Polarization – Direct Mount Installation – Symmetrical Couplers ACCP List of Items Table 18 Required items for 2+0 Single Polarization - Direct Mount Symmetrical Couplers Item Description Quantity Remarks RFU-C RADIO RFU-C SYMMETRICAL COUPLER KIT...
  • Page 49 For 6 GHz frequency, a gasket is used instead of an O-Ring. The gasket should be mounted between the twist and the RFU-C Circulator/Symmetrical Coupler Kit. Caution Make sure the polarization mounting direction of the twist to the RFU-C circulator / symmetrical coupler is according to the antenna polarization. phn-4026 003v000...
  • Page 50 Mount the two RFU-C radios to the body of the Circulator/Symmetrical Coupler using the four M8 captive screws and washers that are supplied assembled in the RFU-C, and tighten the screws. Note RFU-C mounting screws and washers can be supplied either assembled on the RFU-C, or as a part of the RFU-C Kit. phn-4026 003v000...

  • Page 51: 2+0 Single Polarization - Direct Mount Installation - Asymmetrical Couplers

    1+1 Direct Mount Installation on page 6-11. Caution When using asymmetrical couplers for a 2+0 single polarization configuration, make sure to cross- install the RFU-C units for an even system gain between both channels. Figure 8 Asymmetrical Couplers Freq1 Freq1 Standard Standard 6.5dB Loss...

  • Page 52: 2+2 Dual Polarization - Remote Mount Installation

    Item Description Quantity Remarks RFU-C RADIO RFU-C COUPLER KIT RFU-C DUAL POLE REMOTE MOUNT KIT RFU-CXX-OMT-DM-KIT FLEXIBLE WAVEGUIDE KIT Procedure Do not remove the transparent pressure window located on the antenna interface or the Mylar film on the OMT ports.
  • Page 53 4 For 13 GHz (UBR120) to 42 GHz (UG383/U), connect the flexible waveguide and its gasket (supplied with the Flexible WG Kit) directly to the OMT port. 5 Connect the other end of the flexible waveguide to each RFU-C Coupler port mounted on the RFU-C Dual Pole Remote Mount Kit.

  • Page 54: Single Polarization – Remote Mount Installation

    Metric offset hexagon key wrench #2.5, #3, #6 and #8.Procedure Note Do not remove the transparent pressure window located on the antenna interfaces. 1 Mount the Pole mount brackets, by tightening four M10 screws and washers (supplied with the RFU-C- Remote Mount kit for 4+0). phn-4026 003v000...
  • Page 55 Chapter 6: RFU-C Configurations 4+0 Single Polarization – Remote Mount Installation 2 Remove the Extender from one RFU-C Symmetrical Coupler by opening and removing the four M4 screws and washers, as shown in following figure: 3 Mount the RFU-C Symmetrical Coupler, without the Extender part, to the RFU-C Pole mount bracket, by tightening four M8 screws and washers (supplied with the RFU-C Coupler kit).
  • Page 56 4+0 Single Polarization – Remote Mount Installation 4 Mount two adaptor brackets (supplied in the RFU-C Remote Mount for 4+0 kit) to the RFU-C Symmetrical coupler by tightening four M8 screws and washers (screws are supplied in the RFU-C-Pole Mount for 4+0).
  • Page 57 The O-ring is mounted with the flat bottom facing coupler. 6 Mount the two O-Rings (supplied in the RFU-C Symmetrical coupler kit). 7 Mount the two RFU-C radio units on each RFU-C Symmetrical coupler by tightening the four M8 captive screws and washers (supplied assembled in the RFU-C radio).
  • Page 58 Chapter 6: RFU-C Configurations 4+0 Single Polarization – Remote Mount Installation 8 Connect the flexible waveguide to the RFU-C Symmetrical coupler using the O-Ring and screws (supplied with the Flexible Waveguide kit). Connect the other end of the flexible waveguide to the antenna.
  • Page 59 Description Quantity Remarks RFU-C RADIO RFU-C SYMMETRICAL COUPLER KIT RFU-CXX-OMT-DM-KIT RFU-C DUAL POLE REMOTE MOUNT KIT FLEXIBLE WAVEGUIDE KIT Required Tools Metric offset hexagon key wrench #2.5, #3, #6 and #8.Procedure • Procedure The procedure is similar to the 2+2 dual polarization procedure, except that here, symmetrical couplers are used instead of asymmetrical couplers.
  • Page 60 4 For 13 GHz (UBR120) to 42 GHz (UG383/U), connect the flexible waveguide and its gasket (supplied with the Flexible WG Kit) directly to the OMT port. 5 Mount the pole mount brackets by tightening four M10 screws and washers (supplied with the RFU-C- Remote Mount kit FOR 4+0).
  • Page 61 M8 screws and washers (supplied with each RFU-C Coupler kit). 8 Connect the other end of the flexible waveguide to each RFU-C symmetrical coupler mounted on the RFU- C Remote mount bracket. phn-4026 003v000...

  • Page 62: 4+4 Dual Polarization - Remote Mount Installation

    List of Items Item Description Quantity Remarks RFU-C RADIO RFU-C SYMMETRICAL COUPLER KIT RFU-C - REMOTE MOUNT KIT FOR 4+0 RFU-C COUPLER KIT RFU-CXX-OMT-DM-KIT FLEXIBLE WAVEGUIDE KIT Required Tools Metric offset hexagon key wrench #2.5, #3, #6 and #8. •...
  • Page 63 4 For 13 GHz (UBR120) to 42 GHz (UG383/U), connect the flexible waveguide and its gasket (supplied with the Flexible WG Kit) directly to the OMT port. 5 Mount the pole mount brackets by tightening four M10 screws and washers (supplied with the RFU-C- Remote Mount kit for 4+0).
  • Page 64 Remove the Extender from one RFU-C Symmetrical Coupler by opening and removing the four M4 screws and washers, as shown in following figure: 9 Mount the RFU-C symmetrical coupler, without the Extender part, to the RFU-C pole mount bracket, by tightening four M8 screws and washers (supplied with the RFU-C Coupler kit).
  • Page 65 Chapter 6: RFU-C Configurations 4+4 Dual Polarization – Remote Mount Installation 10 Mount two adaptor brackets (supplied in RFU-C Remote Mount for 4+0 kit) to the RFU-C symmetrical coupler by tightening the four M8 screws and washers (screws are supplied in the RFU-C-Pole Mount for 4+0).
  • Page 66 (supplied assembled in the RFU-C radio). Note RFU-C mounting screws and washers can be supplied either assembled on the RFU-C, or as a part of the RFU-C kit. 13 Connect the flexible waveguide to the RFU-C Symmetrical coupler using the O-Ring and screws (supplied with the flexible waveguide kit).
  • Page 67 Chapter 6: RFU-C Configurations 4+4 Dual Polarization – Remote Mount Installation phn-4026 003v000 Page 6-42...

  • Page 68: Appendix

    2+0 DP (OMT) Direct Mount Integrated antenna 2+0/1+1 FD SP Integrated antenna Note The antenna interface is always the RFU-C interface. If other antennas are to be used, an adaptor with a 0.1 dB loss should be considered. phn-4026 003v000 Page I...

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