SAF CFM-13-LM Technical Description Download

Page: 57 / 64

T E C H N I C A L D A T A

Receiver thresholds at

antenna port
(guaranteed)

Bit-rate: 8 Mbps

BER 10

-6

BER 10

-3

CFM-7-LM ODU

-84.5 dBm -87.5 dBm

CFM-8-LM ODU

-84.5 dBm -87.5 dBm

CFM-13-LM ODU

-81 dBm

-84 dBm

CFM-15-LM ODU

-81 dBm

-84 dBm

CFM-18-LM ODU

-81 dBm

-84 dBm

CFM-22-LM ODU

-80.5 dBm -84 dBm

CFM-26-LM ODU

-79 dBm

-84 dBm

CFM-38-LM ODU

-76.5 dBm -80 dBm

Bit-rate: 16 Mbps

BER 10

-6

BER 10

-3

CFM-7-LM ODU

-80 dBm

-84 dBm

CFM-8-LM ODU

-80 dBm

-84 dBm

CFM-13-LM ODU

-78 dBm

-81 dBm

CFM-15-LM ODU

-78 dBm

-81 dBm

CFM-18-LM ODU

-77 dBm

-80 dBm

CFM-22-LM ODU

-78.5 dBm -82 dBm

CFM-26-LM ODU

-76 dBm

-81 dBm

CFM-38-LM ODU

-73.5 dBm -77 dBm

Bit-rate: 34 Mbps

BER 10

-6

BER 10

-3

CFM-7-LM ODU

-77 dBm

-81 dBm

CFM-8-LM ODU

-77 dBm

-81 dBm

CFM-13-LM ODU

-75 dBm

-78 dBm

CFM-15-LM ODU

-75 dBm

-78 dBm

CFM-18-LM ODU

-74 dBm

-77 dBm

CFM-22-LM ODU

-75.5 dBm -79 dBm

CFM-26-LM ODU

-73 dBm

-78 dBm

CFM-38-LM ODU

-70.5 dBm -74 dBm

Background BER (ETS

EN 300 198 method)

<10

-11

Waveguide flange

CFM-38-LM: UBR 320

CFM-26-LM: UBR 260
CFM-22-LM: UBR 220

CFM-18-LM: UBR 220
CFM-15-LM: UBR 140

CFM-13-LM: UBR 140
CFM-8-LM: UBR 84

CFM-7-LM: UBR 84

Cable (IDU - ODU):
single coaxial

Up to 100 m of RG-213 or similar, w/ N-type connectors

Ambient Temperature

ODU: -33

C to +55

C; IDU: -5

C to +40

Power supply

20 … 60 VDC, 24 W (IDU+ODU)

Mechanical data

See Chapter

Mechanical Data

Antenna

The offered antennas are listed in Chapter

Antenna Unit

, page 31.

For detailed information about antennas please refer to the

corresponding antenna datasheet, antenna datasheets can be
obtained from SAF Tehnika Web site, or by contacting SAF

Tehnika representative.
Note: any other suitable antennas can be used apart from those

described in Chapter

Antenna Unit

Summary of Contents for CFM-13-LM

Page 1: ...SAF CFM LM Series Microwave Radio System Product Family Technical Description SAF Tehnika A S 2005 ...

Page 2: ...SAF CFM LM Series Product Family Technical Description SAF Tehnika A S 2005 Phone 371 7046840 Fax 371 7020009 ...

Page 3: ...General 33 IDU Functional Design 37 Updating Management Controller Software39 C H A P T E R 5 Cables 40 IDU ODU Cable 40 Cable for Antenna Alignment 41 Traffic Interface Cables 42 Management Interface Cables 42 Power Cable 42 C H A P T E R 6 Management System 43 General Main Goals 43 Management Features 45 Loop Tests 48 C H A P T E R 7 Accessories 50 Earthing Accessories 50 Performance and Availab...

Page 4: ...ements of ETSI EN 300 198 standard CFM 18 LM operates in 18 GHz band WAN data rates 8 16 34 Mbps the CFM 18 LM meets the requirements of ETSI EN 301 128 standard CFM 15 LM operates in 15 GHz band WAN data rates 8 16 34 Mbps the CFM 15 LM meets the requirements of ETSI EN 301 128 standard CFM 13 LM operates in 13 GHz band WAN data rates 8 16 34 Mbps the CFM 13 LM meets the requirements of ETSI EN 3...

Page 5: ... By combining unified LM Radio Unit model with the choice from available LM Indoor Units it is possible to make the right configuration for wide range of data and voice transmission needs CFM radio systems are widely used in data networks of ISPs and other network operators To connect customers with high bandwidth requirements office buildings bigger corporate customers demanding higher than 2 Mbp...

Page 6: ...lus two interface slots that can be equipped with two interface modules V 35 E1 or 10Base T Ethernet providing additional traffic interfaces with a maximum capacity of 2 Mbps each Modular multiplexer IDUs the following multiplexer IDUs are available CFM 8 MUX modular IDU can be equipped with 4 interface modules V 35 E1 or 10Base T Ethernet providing maximum WAN data rate of 8 Mbps CFM 16 MUX modul...

Page 7: ...ed without affecting the antenna alignment The IDU unit is fitted in 19 rack or on the wall or desk The management facilities of all SAF Tehnika products are being continuously developed and improved making the setup commissioning and maintenance easier IDU Characteristics The CFM 8 REB Ethernet Bridge provides 10Base T UTP traffic port on RJ 45 socket The CFM 34 REBM is modular Indoor Unit provid...

Page 8: ... MHz The duplex spacing of the CFM 8 LM radio is 119 MHz and 266 MHz The duplex spacing of the CFM 13 LM radio is 266 MHz The duplex spacing of the CFM 15 LM radio is 728 MHz 420 MHz and 490 MHz The duplex spacing of the CFM 18 LM radio is 1010 MHz The duplex spacing of the CFM 22 LM radio is 1008 MHz or 1232 MHz The duplex spacing of the CFM 26 LM radio is 1008 MHz The duplex spacing of the CFM 3...

Page 9: ... 2 interface specification EN 301 216 v 1 2 1 2001 07 In the range 3 GHz to 11 GHz Plesiochronous Digital Hierarchy PDH Low and medium capacity and STM 0 digital radio system operating in the frequency bands in the range 3 GHz to 11 GHz ETSI EN 300 197 v 1 6 1 Parameters for radio systems for the transmission of digital signals operating at 38 GHz ETSI EN 300 431 v 1 4 1 2002 07 Parameters for dig...

Page 10: ...hin digital networks which are based on the 2048 kbit s hierarchy ITU T G 921 Digital sections based on the 2048 kbit s hierarchy ITU R ITU R F 385 6 Annex 1 7 425 7 725 GHz Duplex spacing 154 MHz ITU R F 385 6 7 125 7 425 GHz Duplex spacing 161 MHz 7 425 7 725 GHz Duplex spacing 161 MHz ITU R F 386 6 Annex 3 and Annex 4 8 275 8 500 GHz Duplex spacing 119 126 MHz 7 900 8 400 GHz Duplex spacing 266...

Page 11: ... Manual see chapter References for more information Repeater Site At certain conditions it may become necessary to install one or more repeater sites With the existing equipment it is possible to establish the repeater site by installing two complete CFM equipment sets see Figure 1 This configuration allows the use of functions offered by the Service channel as well as the use of interfaces for da...

Page 12: ...tdoor part of the CFM site one side of the hop The Outdoor Unit is a radio unit which can be either directly connected to the antenna or installed separately using flexible waveguide The Radio Unit is connected to the IDU using a single 50 Ω coaxial cable for more detailed information on the IDU ODU cable please refer to section IDU ODU Cable page 40 Chapter 3 ...

Page 13: ...chnical parameters please refer to Chapter Technical Data page 53 Relation of RSSI Rx signal level and received power is specified in the configuration guide see References The ODUs have the following waveguide flanges CFM 7 LM UBR 84 CFM 8 LM UBR 84 CFM 13 LM UBR 140 CFM 15 LM UBR 140 CFM 18 LM UBR 220 CFM 22 LM UBR 220 CFM 26 LM UBR 260 CFM 38 LM UBR 320 For information about frequency allocatio...

Page 14: ...normal operational condition and should be averted as soon as possible Labelling Each Outdoor Unit is labelled The ODU is uniquely identified by the combination of product number P N and serial number The label contains five squares see figures below One of the first two squares will have a letter L or H other is blank which denotes what band side the specific radio operates Low or High Either the...

Page 15: ...fer to Figure 4 Cable interface IF module Receiver Transmitter units Controller module Synthesizer module Duplexer Figure 4 The CFM LM radio unit block diagram Waveguide to Antenna Coax cable to IDU RX RSSI output Cable Interface Controller Module Receiver Transmitter Synthesizer Module Intermediate Frequency Module Duplexer ODU ...

Page 16: ...m the IDU to the ODU and vice versa Both signals carry telemetry data between ODU and IDU This is performed using two carriers with pulse modulated amplitude The data from the ODU to the IDU are transmitted on a 6 MHz carrier but from the IDU to the ODU on a 4 5 MHz carrier Intermediate Frequency Module The IF module is used for the second conversion and filtering of the signal The 1542 MHz interm...

Page 17: ...the output power Switching the receiver on and off The checking functions are provided for Measuring the level of the received signal Measuring the signal attenuation in the cable Checking the synchronism of the synthesizers Measuring the temperature of the radio unit Checking the humidity in the radio unit Settings of the frequency and transmitter power are accomplished from the IDU management in...

Page 18: ... 7557 50 7711 50 15 7561 00 7715 00 16 7564 50 7718 50 17 7568 00 7722 00 Centre frequencies in subband C MHz Table 2 Tx Rx channel centre frequencies for the CFM 7 LM series Radio operating in 7 GHz band with the duplex shift of 161 MHz the plan corresponds to ITU R recommendation F 385 6 Channel Nr LA HA Channel Nr LB HB 1 7428 00 7589 00 9 7484 00 7645 00 2 7435 00 7596 00 10 7491 00 7652 00 3 ...

Page 19: ...quencies 3 5 MHz step for the CFM 8 LM series Radio operating in 8 GHz band with the duplex shift of 266 MHz the CFM 8 LM ODU operates with the channel spacings 7 MHz for 8 Mbps capacity 14 MHz for 16 Mbps capacity and 28 MHz for 34 Mbps capacity the plan corresponds to ITU R recommendation F 386 6 Annex 4 7 14 28 LA HA 7 14 28 LA HA 1 1 1 7 912 0 8 178 0 17 17 9 8 024 0 8 290 0 2 2 7 919 0 8 185 ...

Page 20: ...4 5 28 12950 5 13216 5 13 12845 5 13111 5 29 12957 5 13223 5 14 12852 5 13118 5 30 12964 5 13230 5 15 12859 5 13125 5 31 12971 5 13237 5 Table 7 Tx Rx channel centre frequencies for the CFM 13 LM series Radio operating in 13 GHz band with the channel spacing of 14 MHz duplex shift is 266 MHz the plan corresponds to CEPT ERC recommendation 12 02 E N LA HA N LB HB 0 12758 13024 8 12870 13136 1 12772...

Page 21: ...23 5 6 14546 5 15274 5 14 14602 5 15330 5 7 14553 5 15281 5 15 14609 5 15337 5 Table 10 Tx Rx channel centre frequencies for the CFM 15 LM series Radio operating in 15 GHz band with the channel spacing of 14 MHz duplex shift is 728 MHz the plan corresponds to CEPT ERC recommendation 12 07 E N L H 0 14515 15243 1 14529 15257 2 14543 15271 3 14557 15285 4 14571 15299 5 14585 15313 6 14599 15327 7 14...

Page 22: ...4903 5 15323 5 13 14595 5 15015 5 28 14700 5 15120 5 43 14805 5 15225 5 58 14910 5 15330 5 14 14602 5 15022 5 29 14707 5 15127 5 44 14812 5 15232 5 59 14917 5 15337 5 Table 13 Tx Rx channel centre frequencies for the CFM 15 LM series Radio operating in 15 GHz band with the channel spacing of 14 MHz duplex shift is 420 MHz the plan corresponds to ITU R recommendation F 636 N LA HA N LB HB 0 14515 0...

Page 23: ...5 00 29 15 14504 50 14994 50 93 47 14728 50 15218 50 30 14508 00 14998 00 94 14732 00 15222 00 31 16 14511 50 15001 50 95 48 14735 50 15225 50 32 8 14515 00 15005 00 96 24 14739 00 15229 00 33 17 14518 50 15008 50 97 49 14742 50 15232 50 34 14522 00 15012 00 98 14746 00 15236 00 35 18 14525 50 15015 50 99 50 14749 50 15239 50 36 9 5 14529 00 15019 00 100 25 13 14753 00 15243 00 37 19 14532 50 1502...

Page 24: ...5 57 18497 50 19507 50 23 18030 00 19040 00 58 18511 25 19521 25 24 18043 75 19053 75 59 18525 00 19535 00 25 18057 50 19067 50 60 18538 75 19548 75 26 18071 25 19081 25 61 18552 50 19562 50 27 18085 00 19095 00 62 18566 25 19576 25 28 18098 75 19108 75 63 18580 00 19590 00 29 18112 50 19122 50 64 18593 75 19603 75 30 18126 25 19136 25 65 18607 50 19617 50 31 18140 00 19150 00 66 18621 25 19631 25...

Page 25: ...825 00 48 18062 50 19072 50 81 18310 00 19320 00 114 18557 50 19567 50 16 17822 50 18832 50 49 18070 00 19080 00 82 18317 50 19327 50 115 18565 00 19575 00 17 17830 00 18840 00 50 18077 50 19087 50 83 18325 00 19335 00 116 18572 50 19582 50 18 17837 50 18847 50 51 18085 00 19095 00 84 18332 50 19342 50 117 18580 00 19590 00 19 17845 00 18855 00 52 18092 50 19102 50 85 18340 00 19350 00 118 18587 5...

Page 26: ...117 5 114 22403 5 23411 5 32 22116 5 23124 5 116 22410 5 23418 5 34 22123 5 23131 5 118 22417 5 23425 5 36 22130 5 23138 5 120 22424 5 23432 5 38 22137 5 23145 5 122 22431 5 23439 5 40 22144 5 23152 5 124 22438 5 23446 5 42 22151 5 23159 5 126 22445 5 23453 5 44 22158 5 23166 5 128 22452 5 23460 5 46 22165 5 23173 5 130 22459 5 23467 5 48 22172 5 23180 5 132 22466 5 23474 5 50 22179 5 23187 5 134 ...

Page 27: ...23177 131 22463 23471 51 22183 23191 135 22477 23485 55 22197 23205 139 22491 23499 59 22211 23219 143 22505 23513 63 22225 23233 147 22519 23527 67 22239 23247 151 22533 23541 71 22253 23261 155 22547 23555 75 22267 23275 159 22561 23569 79 22281 23289 163 22575 23583 83 22295 23303 Table 21 Tx Rx channel centre frequencies for the CFM 22 LM series Radio operating in 23 GHz band with the channel ...

Page 28: ...7 21346 5 22578 5 57 21626 5 22858 5 97 21906 5 23138 5 137 22186 5 23418 5 18 21353 5 22585 5 58 21633 5 22865 5 98 21913 5 23145 5 138 22193 5 23425 5 19 21360 5 22592 5 59 21640 5 22872 5 99 21920 5 23152 5 139 22200 5 23432 5 20 21367 5 22599 5 60 21647 5 22879 5 100 21927 5 23159 5 140 22207 5 23439 5 21 21374 5 22606 5 61 21654 5 22886 5 101 21934 5 23166 5 141 22214 5 23446 5 22 21381 5 226...

Page 29: ...22239 23471 13 21413 22645 33 21693 22925 53 21973 23205 73 22253 23485 14 21427 22659 34 21707 22939 54 21987 23219 74 22267 23499 15 21441 22673 35 21721 22953 55 22001 23233 75 22281 23513 16 21455 22687 36 21735 22967 56 22015 23247 76 22295 23527 17 21469 22701 37 21749 22981 57 22029 23261 77 22309 23541 18 21483 22715 38 21763 22995 58 22043 23275 78 22323 23555 19 21497 22729 39 21777 2300...

Page 30: ...6092 5 108 25308 5 26316 5 13 24643 5 25651 5 45 24867 5 25875 5 77 25091 5 26099 5 109 25315 5 26323 5 14 24650 5 25658 5 46 24874 5 25882 5 78 25098 5 26106 5 110 25322 5 26330 5 15 24657 5 25665 5 47 24881 5 25889 5 79 25105 5 26113 5 111 25329 5 26337 5 16 24664 5 25672 5 48 24888 5 25896 5 80 25112 5 26120 5 112 25336 5 26344 5 17 24671 5 25679 5 49 24895 5 25903 5 81 25119 5 26127 5 113 2534...

Page 31: ...278 20 24836 25844 52 25284 26292 21 24850 25858 53 25298 26306 22 24864 25872 54 25312 26320 23 24878 25886 55 25326 26334 24 24892 25900 56 25340 26348 25 24906 25914 57 25354 26362 26 24920 25928 58 25368 26376 27 24934 25942 59 25382 26390 28 24948 25956 60 25396 26404 29 24962 25970 61 25410 26418 30 24976 25984 62 25424 26432 31 24990 25998 63 25438 26446 Table 27 Tx Rx channel centre freque...

Page 32: ...36 38013 5 39273 5 17 37180 5 38440 5 57 37460 5 38720 5 97 37740 5 39000 5 137 38020 5 39280 5 18 37187 5 38447 5 58 37467 5 38727 5 98 37747 5 39007 5 138 38027 5 39287 5 19 37194 5 38454 5 59 37474 5 38734 5 99 37754 5 39014 5 139 38034 5 39294 5 20 37201 5 38461 5 60 37481 5 38741 5 100 37761 5 39021 5 140 38041 5 39301 5 21 37208 5 38468 5 61 37488 5 38748 5 101 37768 5 39028 5 141 38048 5 39...

Page 33: ...38073 39333 13 37247 38507 33 37527 38787 53 37807 39067 73 38087 39347 14 37261 38521 34 37541 38801 54 37821 39081 74 38101 39361 15 37275 38535 35 37555 38815 55 37835 39095 75 38115 39375 16 37289 38549 36 37569 38829 56 37849 39109 76 38129 39389 17 37303 38563 37 37583 38843 57 37863 39123 77 38143 39403 18 37317 38577 38 37597 38857 58 37877 39137 78 38157 39417 19 37331 38591 39 37611 3887...

Page 34: ...owing 30 cm parabolic antennas are offered Model Product code Frequency range CFM 13 ANT C13A3002 12 75 13 25 GHz CFM 15 ANT C15A3002 14 4 15 35 GHz CFM 18 ANT C18A3002 17 7 19 7 GHz CFM 22 ANT C22A3003 21 2 23 6 GHz CFM 26 ANT C26A3002 24 25 26 5 GHz CFM 38 ANT C38A3002 37 0 39 5 GHz 60 cm parabolic antennas manufactured by COMHAT PROVEXA The following 60 cm parabolic antennas are offered Model P...

Page 35: ...35 GHz CFM 18 ANT C18A1802 17 7 19 7 GHz CFM 22 ANT C22A1803 21 2 23 6 GHz 240 cm parabolic antennas manufactured by COMHAT PROVEXA The following 240 cm parabolic antennas are offered Model Product code Frequency range CFM 7 ANT C07A2402 7 125 7 750 GHz CFM 8 ANT C08A2402 7 75 8 50 GHz CFM 13 ANT C13A2402 12 75 13 25 GHz 300 cm parabolic antennas manufactured by COMHAT PROVEXA The following 300 cm...

Page 36: ... weather protected equipment shelters or inside buildings Each of the IDU terminals is implemented as 19 rack mountable aluminium 1U high unit with the exception of 1 1 CFM MP MUX IDU which is 2U high The depth of the unit is 230 mm without front panel handles 270 mm with handles All traffic interfaces are located on the front of the IDU The CFM series LM IDUs provide the following management port...

Page 37: ...able and E1 interface cable As a minimum of 10 cm to 12 cm of supplementary space is required mainly depending on the RF cable type behind the IDU for management interface cables and RF cable CFM 8 REB IDU The Remote Ethernet Bridge IDU is fixed configuration Ethernet bridge provides full radio capacity of 8 Mbps to 10Base T UTP Ethernet interface on the LAN side CFM 8 REB S L R A CLEAR ENTER 48V ...

Page 38: ... rate of 16 Mbps 48V CFM 8 MUX SL RA CLEAR ENTER OUT IN E1 TX AIS LB R X C D S R V 35 REB TX RX TX RX LAN WAN REB TX RX TX RX LAN WAN Figure 9 The CFM 8 MUX IDU front panel CFM E1 Indoor Units All CFM series E1 IDUs are fixed configuration multiplexers providing multiplexing of E1 channels into a single 34 Mbps stream The CFM 8 4E1 IDU provide 4 E1 channel ports on BNC and RJ 45 connectors The CFM...

Page 39: ...modules V 35 E1 4xE1 or 2 port 100Base T Ethernet supports WAN data rates of 8 Mbps 16 Mbps and 34 Mbps data rates are software selectable The CFM MP MUX IDU is 2U high Hidden reset button Ethernet management ports ASCII console port RS232 CFM MP MUX ENTER CLEAR 48V Grounding screw Dry relay alarm port ODU port N type connector E1 C D S R V 35 Module Slot 1 Module Slot 2 Module Slot 3 Module Slot ...

Page 40: ...e IDUs only Ethernet Interface board refers to the CFM 8 REB only Traffic interfaces Figure 12 The CFM series E1 IDU block diagram Figure 13 The CFM 8 REB IDU block diagram Cable Interface Management Controller Base band Modem Power Supply Unit MUX Coax cable to ODU IDU Ethernet RS232 LCD E1 Interface E1 Interface 4 16 x E1 Interfaces Alarm Port Cable Interface Management Controller Base band Mode...

Page 41: ...iplexing and demultiplexing of the WAN data channel into interface traffic channels and 16 kbps telemetry channel Traffic Interfaces The traffic interface provide physical interface between user equipment and the multiplexer For modular IDUs MUX and REBM type IDUs special traffic interface modules are available the E1 interface module single E1 port module which terminates G 703 2 Mbps channel the...

Page 42: ...eb site Upload functionality is provided through management controller software monitor and is available via RS 232 serial port Upload could be performed from PC Laptop connected to serial port of IDU using SAF Firmware Uploader program found on the documentation CD the instructions how to use this software can be found in its installation directory The update can also be performed using any termi...

Page 43: ...intended to interconnect the Indoor Unit with the Outdoor Unit Any type of 50 Ω cable of good quality can be used the cable should be equipped with N type male connectors on each end There are two N type male connectors included in each radio unit delivery that fit RG 213 cables or other cables with a surface diameter of 10 mm As the attenuation of the cable is essential particularly at 350 MHz fr...

Page 44: ...al multimeter to the ODU RSSI port in order to adjust the antenna alignment a coaxial cable with BNC connector on one end and appropriate termination on other end can be used see example in Figure 14 Figure 14 Cable for connection of voltmeter to the ODU RSSI port ...

Page 45: ...efer to the CFM product configuration guides see References for more information Management Interface Cables Standard Ethernet patch cables should be used with management Ethernet port of the IDU Any straight through or modem serial cable could be used with RS 232 management port of the IDU Power Cable Due to low power consumption of the CFM terminals there are no special requirements for the cabl...

Page 46: ...M Indoor Unit houses intelligent management controller providing several services TCP IP stack RIP II routing SNMP server Web server Telnet client and server Command Line Interpreter TCP IP packets are used as a main transport mechanism for the management information each management controller acts as a TCP IP router for management information this way enabling a creation of routed TCP IP network ...

Page 47: ...IB II RFC1213 standard MIB this way enabling easy integration of the CFM equipment into any SNMP managed network under any standards based SNMP management application or MIB browser for example HP Open View The CFM LM offered management platform does not highlight special PC requirements The customer should choose the appropriate software depending on the management method s he prefers The followi...

Page 48: ...terminal is connected with the IDU remotely through a telephone line In this case the modem which is connected with the IDU should be set to auto answer mode Ethernet port Ethernet port of the CFM LM IDU is intended as main source of management connectivity and will provide the broadest range of management functionality Web management via integrated Web server in the management software SNMP manag...

Page 49: ...apabilities similar to ones available using on LCD Keypad and front panel LEDs Currently the Web interface functionality is available through the Ethernet management port and or service channel only Figure 15 Web management interface the CFM 16 8E1 IDU channels configuration window Web interface is accessible by any standards based Web browser ...

Page 50: ... Low v_12 0 octets Restart 4 v_13 0 octets IDU t 27C v_14 0 octets RF Cable OFF SNMP QUERY FINISHED Sample of SNMP query of the CFM LM IDU Alarm Port The alarm port is an optional feature The alarm port comprises The set of outputs of relay switches for the CFM site supervision the outputs are Power Alarm warns about any problems with DC power supply of the CFM site Synch Lost SL alarm this alarm ...

Page 51: ...e interval only Baseband loopback Baseband loopback The modulated signal on the baseband modem output is immediately looped back to the receiving device There are two baseband loop tests available Analog The analog loopback is not dual Digital The digital loopback is dual Both Baseband loops can not be set simultaneously Radio loopback RF loopback the signal is transmitted through the radio and im...

Page 52: ...N Multiplexer Remote loop Local loop Analog Interface I C 2 bus Figure 17 The E1 interface module digital loopback for the modular IDUs equipped with the E1 interface module the analog and remote interface loopbacks are similar to those for the CFM 16 8E1 and CFM 34 16E1 IDUs CPU OUT IN I C 2 Remote loop Local loop V 35 Interface RxD DSR RxC SCTE TxD DTR RTS bus Multiplexer Figure 18 The V 35 inte...

Page 53: ...ll the components is essential to achieve reliable operation and lightning protection It is important to earth both the ODU and the IDU using the same earthing circuit It is recommended to earth the radio cable in its lower part and for longer cable every 50 meters Both IDU and ODU units have a reasonable lightning and overvoltage protection built in However it is essential to fit the lightning ro...

Page 54: ...lculation Tool SAF Tehnika provides software MS Excel workbook to aid in the network planning considerations it allows the user to determine the major parameters of Tx Rx equipment according to the required availability performance and distance and path data ...

Page 55: ...f traffic interface for example CFM 8 4E1 IDU e g RJ 45 or BNC but not both The BU changes up to 16 E1 traffic ports from RJ 45 symmetrical electrical interface to BNC asymmetrical and vice versa converts the impedance from 75 Ω to 120 Ω and vice versa The ports are independent The BU is 2U high rack mountable unit depth 0 34 m weight 0 83 kg CFM BU16 IN OUT 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 ...

Page 56: ...03 BNC connectors CFM 34 REBM 34 Mbps 10 100Base Tx 2x E1 or 10Base T or V 35 CFM 8 MUX 8 Mbps 3x E1 or 10Base T or V 35 CFM 16 MUX 16 Mbps 3x E1 or 10Base T or V 35 CFM 8 REB 8 Mbps 10Base T UTP Channel spacing carrier spacing on supported bit rates Radio data rate 34 Mbps 28 MHz 27 50 for CFM 18 LM ODU Radio data rate 16 Mbps 14 MHz 13 75 for CFM 18 LM ODU Radio data rate 8 Mbps 7 MHz Modulation...

Page 57: ...M 15 LM ODU 75 dBm 78 dBm CFM 18 LM ODU 74 dBm 77 dBm CFM 22 LM ODU 75 5 dBm 79 dBm CFM 26 LM ODU 73 dBm 78 dBm CFM 38 LM ODU 70 5 dBm 74 dBm Background BER ETS EN 300 198 method 10 11 Waveguide flange CFM 38 LM UBR 320 CFM 26 LM UBR 260 CFM 22 LM UBR 220 CFM 18 LM UBR 220 CFM 15 LM UBR 140 CFM 13 LM UBR 140 CFM 8 LM UBR 84 CFM 7 LM UBR 84 Cable IDU ODU single coaxial Up to 100 m of RG 213 or simi...

Page 58: ...ght kg CFM 8 4E1 44x482x284 2 0 CFM 16 8E1 44x482x284 1 9 CFM 34 16E1 44x482x284 1 8 CFM 34 E3 44x482x284 1 7 CFM 34 REBM 44x482x284 2 1 CFM 8 MUX 44x482x284 1 7 CFM 16 MUX 44x482x284 1 8 CFM 8 REB 44x482x284 1 7 CFM M MUX 44x482x284 1 7 CFM MP MUX 88x482x284 2 8 Figure 20 Dimensions of the IDU 482 284 44 ...

Page 59: ...T E C H N I C A L D A T A 56 ODU mechanical parameters Dimensions mm 280 x 85 Weight kg 2 5 Figure 21 Dimensions of the CFM LM series ODU 85 Ø 280 ...

Page 60: ...f ETS 300 019 standard as included in EN 300 198 radio standard Indoor Unit is Climatic Class 3 1E compliant according to ETSI ETS 300 019 1 3 and are intended to be operational in weather protected locations equipment rooms or shelters with Temperature from 5 to 40 0C Humidity from 5 to 95 Solar radiation up to 700 W m2 Wind velocity up to 5 m s 18 km h Outdoor Unit is Climatic Class 4 1 complian...

Page 61: ...odular Multiplexer Indoor Unit Management System Technical Description and Configuration Guide CFM MP MUX Indoor Unit Installation and Configuration Manual Product Family Technical Descriptions There are two technical descriptions available CFM LM Series Microwave Radio System Product Family Technical Description this document CFM L4 Series Microwave Radio System Product Family Technical Descripti...

Page 62: ...ing protection 49 Loop tests 47 M Management controller 37 Management interfaces 42 43 Management methods 42 43 Modulation 52 Multiplexer 37 O Operation and maintenance facilities 4 Outdoor part 9 Outdoor unit 1 2 3 4 9 10 13 14 33 37 49 52 53 56 58 P PC requirements 43 Performance calculations 50 Power 14 52 53 58 Power cable 41 Power consumption 58 Power supply 37 53 58 Protected terminal 1 1 8 ...

Page 63: ...60 W Web interface 45 ...

Page 64: ...61 ...

Search results

Summary of Contents for CFM-13-LM

Reviews:

Related manuals for CFM-13-LM

Brands by name

Popular brands

SAF CFM-13-LM, Technical Description

Search results

Summary of Contents for CFM-13-LM

Reviews:

Related manuals for CFM-13-LM

Brands by name

Popular brands