GPS6000-PRO User Manual version 1.0
Contents
1. 0 to 90 hemispherical 78 x 66mm 3 05 x 2 61 Antenna mount Antenna mount 105mm 4 13 stainless steel antenna mount Lightning arreste SSS Lightning arrester Multistage multi strike fast response 12 GPS6000 PRO GPS Time Receiver User Manual Version 1 0 Appendix A Specifications Cabling Antenna cable 8m 26ft pre terminated RG 58C U TNC to TNC coaxial Arrester cable 1m 3ft pre terminated RG 58C U TNC to SMA coaxial Output cable 5m 16ft pre terminated Belden 9502 two pair plus drain 24 AWG stranded cable with 100 foil shield and semirigid sunlight resistant Polyvinyl Chloride PVC jacket Electrical Safety Radio Disturbance Immunity Characteristics RoHS RoHS Compliant Scope of supply GPS6000 PRO scope of 1 x multi constellation GNSS decoder supply 1 x multi constellation anti jam antenna 1 x antenna mount 1 x lightning arrester 1 x 8m antenna coax cable 1 x 1m arrester coax cable 1 x 5m output cable Options OCS GFS6000 ANT 15 GFS6000 ANT 25 GFS6000 0UT 15 GFS6000 0UT 50 GPS6000 OUT 150 150m 492ft output cable GPS6000 PRO GPS GPS6000 PRO with GPS only support GPS6000 PRO GLONASS GPS6000 PRO with GLONASS only support GPS6000 PRO GPS Time Receiver User Manual Version 1 0 13 World Time Solutions Limited 1st Floor Barclays House Gatehouse Way Aylesbury Buckinghamshire HP19 8DB United Kingdom 44 0 1296 331428 sales worldt2. this accumulated error can become very significant The cable delay offset provides a simple solution to correct for errors due to cable propagation delays The total cable length between the GNSS antenna and your time server is entered using the switch bank The GNSS decoder then automatically advances the time data by the required offset to correct for the cable propagation delay GPS6000 PRO systems are supplied with the correct cable delay offset value pre programmed For a typical installation this preset value should not need any adjustment However if required the cable delay offset can be programmed using the following guidelines 3 5 1 Programming the cable delay offset PLEASE NOTE THE PRESET CABLE DELAY OFFSET SHOULD NOT NORMALLY REQUIRE ANY ADJUSTMENT The cable delay offset is programmed in metres using the cable delay offset switch bank The total cable length in metres should be encoded in an 8 bit binary format and entered into the switch bank Switches set to on the upper position are summed As shown in figure 3 4 below the left hand switch is the most significant bit 128m and the right hand switch the least significant digit 1m worldtime CABLE DELAY OFFSET 6 0 LI ld lal lal lal Lel le La ANTENNA STATUS RA GPS6000 GNSS TIMI DECODER Figure 3 4 The cable delay offset switch bank 8 GPS6000 PRO GPS Time Receiver User Manual Version 1 0 Section 3 Installing the GPS6000 PRO
3. For example to set a total cable length of 14m or 00001110 in binary set the 8m 4m and 2m switches on as shown in figure 3 5 below S worldtime SOLUTIONS ANTENNA STATUS GPS6000 GNSS TIME DECODER 8m 4m and 2m switches set on up Figure 3 5 Example 14m cable delay offset Alternatively to set a total cable length of 59m or 00111011 in binary set the 32m 16m 8m 2m and 1m switches on as shown in figure 3 6 below e worldt me SOLUTIONS ANTENNA STATUS GPS6000 GNSS TIME DECODER 32m 16m 8m 2m and 1m switches set on up Figure 3 6 Example 59m cable delay offset A NOTE REGARDING THE CABLE DELAY OFFSET ACCURACY The GPS6000 PRO advances the time data by 5 nsec for every additional metre added to the cable delay offset value This 5 nsec per metre value has been chosen as a good approximation to the velocity of propagation for RG 58C U at 66 or 5 05 nsec m However users wishing to achieve the highest level of accuracy should take account of the nominal velocity of propagation for Belden 9502 at 60 or 5 56 nsec m and correspondingly increase the programmed cable delay offset at longer output cable lengths GPS6000 PRO GPS Time Receiver User Manual Version 1 0 9 4 System operation Operation of the GPS6000 PRO is fully automatic The following theory of operation is supplied as a reference to allow the user to gain a basic understanding of the technolog
4. output cable e GPS6000 OUT 150 150m 492ft output cable e GPS6000 PRO GPS GPS6000 PRO with GPS only support e GPS6000 PRO GLONASS GPS6000 PRO with GLONASS only support 2 GPS6000 PRO GPS Time Receiver User Manual Version 1 0 2 The GPS6000 PRO in detail 2 1 The GNSS anti jam antenna The GNSS antenna receives data from the GPS and GLONASS global navigation satellite systems The antenna incorporates anti jamming technology and is designed to withstand extreme temperature environments excessive vibration rain snow and sunlight D Figure 2 1 The anti jam antenna 2 2 The GNSS decoder The GNSS decoder converts satellite data into highly accurate time information The cable delay offset function ensures timing accuracy is maintained over long cable runs OUTPUT SE ay worldt me EIE CABLE DELAY OFFSET www worldtimesolutions com O ANTENNA STATUS GPS6000 GNSS TIME DECODER Figure 2 2 The GNSS Decoder front Figure 2 3 The GNSS Decoder rear 2 3 The lightning arrester The multi strike fast response lightning arrester connects between the antenna and the GNSS decoder The lightning arrester protects the GNSS decoder and attached systems from damage due to a lightning strike Figure 2 4 The lightning arrester GPS6000 PRO GPS Time Receiver User Manual Version 1 0 3 3 Installing the GPS6000 Installing the GPS6000 PRO is a straightforward procedure All cables ar
5. the GPS6000 PRO has previously performed a full self survey and the location has changed a new self survey will be performed 4 2 Operation in non static applications The GPS6000 PRO is optimised for use in static installations In normal operation the GPS6000 PRO performs a self survey then switches to high accuracy timing mode where the system corrects only for clock errors In this mode the GPS6000 PRO assumes the location does not change It is possible to use the GPS6000 PRO in non static applications However the system will not operate in high accuracy timing mode and timing accuracy will be degraded 10 GPS6000 PRO GPS Time Receiver User Manual Version 1 0 Section 4 System operation 4 3 Anti jam protection The GPS6000 PRO combines two discrete layers of anti jam protection When used together these systems provide a high level of resistance against the affects of both GNSS spoofing and GNSS jamming The GNSS antenna incorporates class leading anti jam technology providing reliable operation even in hostile RF environments The GNSS decoder provides a second layer of protection with advanced anti spoofing functionality Please contact us if you require further details regarding the operation of these functions 4 4 Synchronisation status The status LED provides a visual indication of the synchronisation status of your GPS6000 PRO In normal operation the status LED will be flashing green A re
6. view of the sky will degrade system performance and may increase synchronisation time 3 2 2 Mounting the antenna The antenna should be mounted with the top of the dome facing directly upwards and secured using the stainless steel surface mount antenna bracket Care should be taken to ensure the fixings used not supplied are suitable for the application Figure 3 2 below details the antenna mount fixing dimensions Fixing holes ona 27 25mm radius 3 x 7 5mm fixing holes Figure 3 2 Antenna mount fixing dimensions 3 2 3 The antenna cable The GPS6000 PRO is supplied as standard with an 8m 26ft pre terminated RG 58C U TNC to TNC coaxial cable for connection to the lightning arrester Longer antenna cables are optionally available if required GPS6000 PRO GPS Time Receiver User Manual Version 1 0 5 Section 3 Installing the GPS6000 PRO 3 3 Installing the lightning arrester The multi strike fast response lightning arrester connects between the antenna and GNSS decoder The lightning arrester provides surge protection for the GNSS decoder and attached systems in the event of a lightning strike PLEASE NOTE THE LIGHTNING ARRESTER MUST NOT BE INSTALLED EXTERNALLY The lightning arrester should be installed internally at the point where the antenna cable enters the building It is important that the lightning arrester is grounded to a low impedance ground system for proper operation THE LIGHTNING ARR
7. ESTER IS SUPPLIED WITH A SEPARATE INSTRUCTION SHEET WITH FULL INSTALLATION DETAILS PLEASE CONSULT THIS SEPARATE INSTRUCTION SHEET CAREFULLY WHEN INSTALLING YOUR LIGHTNING ARRESTER 3 4 Installing the GNSS decoder 3 4 1 Mounting the GNSS decoder The GNSS decoder converts the raw satellite data into highly accurate time information The decoder should be installed internally close to the output of the lightning arrester the system is supplied with a 1m 3ft pre terminated coaxial cable for connection between the lightning arrester and the GNSS decoder PLEASE NOTE THE GNSS DECODER IS NOT SUITABLE FOR EXTERNAL INSTALLATION The decoder should be secured in position using the integral surface mounting brackets Care should be taken to ensure the fixings used not supplied are suitable for the application Figure 3 3 below details the enclosure bracket fixing dimensions 2 x 5 5mm fixing points 81 5mm centre spacing Figure 3 3 GNSS decoder enclosure mounting dimensions 6 GPS6000 PRO GPS Time Receiver User Manual Version 1 0 Section 3 Installing the GPS6000 PRO 3 4 2 Cable connections The connection between the lightning arrester and the GNSS decoder should be made using the supplied 1m 3ft pre terminated RG 58C U TNC to SMA coaxial cable The system is supplied as standard with a pre terminated 5m 16ft output cable for the connection between the GNSS decoder and your time server Longer cables are op
8. GPS6000 PRO GNSS Time Receiver User Manual Version 1 0 1 worldtime SOLUTIONS COPYRIGHT 2015 World Time Solutions Limited All Rights Reserved All information contained within this document is the property of World Time Solutions Limited and cannot be used or reproduced by any person or company without written consent from World Time Solutions Limited World Time Solutions Limited reserves the right to make periodic amendments to the information in this document without notice TRADEMARKS All registered trademarks and trademarks are property of their respective owners RoHS COMPLIANCE World Time Solutions Limited works with its suppliers to ensure all products comply with the Restriction of Hazardous Substances ROHS directive For further information please visit our web site at www worldtimesolutions com rohs html DISPOSAL pt Please dispose of this unit properly To minimize pollution and help protect the environment this unit should be recycled For further information and or to view a copy of the World Time Solutions Limited Waste Electrical and Electronic Equipment Policy please visit our web site at www worldtimesolutions com recycle html SOFTWARE LICENCE This product contains proprietary World Time Solutions Limited software This software is supplied under the World Time Solutions Limited Software Licence Agreement For further information or to view a copy of the software licen
9. ce please visit www worldtimesolutions com LIMITED WARRANTY The GPS6000 PRO GPS Time Receiver is guaranteed against failure due to faulty parts or workmanship for a period of five 5 years from date of purchase In the event of product failure due to faulty parts or workmanship within the warranty period World Time Solutions Limited at its own discretion will either a repair the product b supply a replacement product c supply a functionally equivalent replacement product or d refund the purchase price of the product The limited warranty will not apply if a the product has not been installed or operated as per our instructions b the product has been modified in anyway In the event of failure the GPS6000 PRO should be returned to the manufacturer for inspection and repair Please visit our support pages for further details www worldtimesolutions com support html TECHNICAL SUPPORT To obtain help with the installation or operation of the GPS6000 PRO please visit our web site at www worldtimesolutions com support html II GPS6000 PRO GPS Time Receiver User Manual Version 1 0 1 Introduction 1 1 Overview The GPS6000 PRO accurately synchronises your time server with international atomic standards Incorporating the latest in GNSS technology and multi constellation support GPS GLONASS Galileo ready the GPS6000 PRO ensures accurate and reliable time on your systems even in hostile RF env
10. d LED indicates the system is not synchronised or there is an error See table 4 1 for more details PED Status O System booting Searching downloading almanac data Single green flash Double red flash Antenna disconnected Triple red flash Antenna shorted Table 4 1 Status LED functions More detailed status information can be accessed via your time server The GPS6000 PRO fully integrates with your time server providing real time diagnostics and active antenna monitoring Please refer to the user manual for your time server for further details GPS6000 PRO GPS Time Receiver User Manual Version 1 0 11 A Specifications Timing performance Synchronised accuracy 30 nsec 1 sigma GNSS decoder GNSS engine Anti jam capable multi constellation 32 satellite parallel tracking Minimum acquisition 148dBm cold start sensitivity Minimum tracking 160dBm sensitivity Operating temperature 0 to 50 C Relative humidity 0 95 noncondensing Enclosure 85 x 65 x 30mm 3 35 x 2 56 x 1 18 aluminium enclosure with wall mount brackets Weight 0 2 kg Cable delay compensation User programmable Status monitoring Fully integrated diagnostic system with active antenna monitoring Multi colour status LED Antenna Waterproof to 1m corrosion resistant multi constellation anti jam antenna Designed to withstand extreme temperature environments excessive vibration rain snow and sunlight
11. e supplied pre terminated and no specialist tools are required However to ensure reliable and safe operation care should be taken selecting appropriate locations for the GNSS antenna and lightning arrester Please follow the installation guidelines below to ensure a trouble free installation 3 1 System installation overview GNSS antenna Antenna mount Antenna cable 8m TNC TNC RG 58C U coax Outside of building on roof Inside building Lightning arrester connected to low impedance ground Arrester cable 1m TNC SMA RG 58C U coax worldtin ne j GNSS decoder O e I Output cable Belden 9502 structured cabling 4 GPS6000 PRO GPS Time Receiver User Manual Version 1 0 Figure 3 1 System installation overview Section 3 Installing the GPS6000 PRO 3 2 Installing the antenna 3 2 1 Selecting an installation location The antenna should be installed externally with the maximum possible sky visibility For most installations the ideal location will be the roof of your building the antenna is able to withstand extreme temperatures excessive vibration rain snow and sunlight Ideally the antenna should have a clear uninterrupted 360 view of the horizon For installations where an unobstructed view of the sky is not practical the antenna should be installed with as large a view as possible of the sky towards the equator Installing the antenna with a substantially reduced
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13. ironments With 32 satellite parallel tracking and class leading high performance design the GNSS decoder supplies time data accurate to within 30 nsec of UTC The user programmable cable delay compensation ensures timing accuracy is maintained even over long cable runs The system has been engineered to ensure reliable performance The high sensitivity GPS6000 decoder allows for operation in the most demanding weak signal and hostile RF environments The GPS6000 fully integrates with your time server providing real time diagnostics and active antenna monitoring Advanced anti jam technology and multi constellation support further increase system reliability Installing the GPS6000 is simple All cables are supplied pre terminated The GPS6000 has also been purpose designed to allow cost saving installation into your data centre optionally connecting to your time server via existing cat 5 structured cabling 1 2 Scope of supply Scope of supply e 1x multi constellation GNSS anti jam antenna e 1 x multi constellation GNSS decoder e 1x antenna mount e 1x lightning arrester e 1x 8m antenna coax cable e 1x 1m arrester coax cable 1x 5m output cable e 1x user manual GPS6000 PRO GPS Time Receiver User Manual Version 1 0 1 Section 1 Introduction 1 3 Options e GPS6000 ANT 15 15m 49ft antenna cable e GPS6000 ANT 25 25m 82ft antenna cable e GPS6000 OUT 15 15m 49ft output cable e GPS6000 OUT 50 50m 164ft
14. tionally available if required Alternatively the output cable may be extended using Belden 9502 cable up to a maximum total length of 150m 492ft Table 3 1 details the cable colour scheme Terminal ID Cable colour code GND Cable screen drain wire Black Red Black White Po mte S Table 3 1 Output cable connection detail For low smoke plenum applications the supplied cable should be substituted for a Belden 82502 or eguivalent type cable 3 4 3 Optional connection using structured cabling To enable simple installation into a data centre or office complex the GNSS decoder may be connected to your time server using category 5 category 5e or category 6 structured cabling Table 3 2 below details the suggested RJ45 8P8C pin connections Using this configuration cable lengths of up to 300m 984ft may be used reliably 8P8C pin output pin A 1 2 3 5 C 7 e bom eom Table 3 2 RJ45 8P8C structured cabling wiring detail Ea ea ea ee i O7 GPS6000 PRO GPS Time Receiver User Manual Version 1 0 7 Section 3 Installing the GPS6000 PRO 3 5 The cable delay offset The GPS6000 PRO is capable of providing time data accurate to within 30 nsec of UTC At this level of accuracy taking account of cable lengths becomes critical Every metre of cable between the GNSS antenna and your time server causes an additional error of approximately 5 nsec see note over page For long cable lengths
15. y used in the GPS6000 PRO 4 1 Theory of operation When first powered up the GPS6000 PRO initiates a cold start search acquisition process Satellites are tracked from all available GNSS constellations GPS GLONASS Galileo ready and an initial location timing solution is computed Typically the search acquisition process will complete within one minute After the search process has been successfully completed the GPS6000 PRO begins downloading GNSS almanac data containing orbit and status reference information for each satellite vehicle along with UTC offset data The GPS6000 PRO must continuously track the GNSS satellites for around 15 minutes to download a complete almanac Once the almanac download is complete the GPS6000 PRO begins transmitting time data and enters self survey mode In self survey mode the GPS6000 PRO computes a highly accurate reference location by averaging multiple position fixes After a successful self survey has completed approximately 35 minutes of uninterrupted GNSS tracking the computed reference location is stored and the GPS6000 PRO moves to high accuracy timing mode In this mode the GPS6000 PRO is able to provide time data accurate to within 30 nsec of UTC Note that if your GPS6000 PRO has previously performed a full self survey and the location has not changed a new self survey will not be performed The GPS6000 PRO will move directly from almanac download to high accuracy timing mode If
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