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tīma 2P/2R GPS Master Clocks Reference Manual

Summary of Contents for tima 2P

Page 1: ...tīma 2P 2R GPS Master Clocks Reference Manual tima reference en v3 14 20099 ...

Page 2: ...ect as of publication date mergedK makes no representations as to the completeness or accuracy thereof In no event shall mergedK be responsible for damages of any nature resulting from the use of or reliance upon the contents of this document Continuous Improvements Products developed by mergedK are continuously improved The information in this document may therefore be out of date Please make sur...

Page 3: ...afety Instructions 3 2 Installation 5 2 1 Rear Panel 5 2 2 Mounting 5 2 3 Power Connections 6 2 4 Antenna Installation 7 2 5 Decommissioning and Disposal 8 3 Operation 11 3 1 Front Panel Indicators 11 3 2 Power Up Sequence 12 3 3 Equipment States 14 3 4 Web Interface 15 4 Configuration and Equipment Log 17 4 1 The Configuration File 17 4 2 The Log Files 18 4 3 Access using SFTP 18 4 4 WinSCP 19 4 5 ...

Page 4: ...ual LANs 26 5 11 SNMP Simple Network Management Protocol 26 5 12 Access Passwords 27 6 Troubleshooting Maintenance Equipment Return 29 6 1 Troubleshooting 29 6 2 Cleaning 29 6 3 Returning a Unit 29 A Ordering Codes SKUs 31 B Technical Specifications 33 C Mechanical Dimensions and Panel Cutouts 37 D Time Strings 39 E Daylight Saving Time Rules 43 F Firmware Upgrade Procedure 47 G Sample Configuration...

Page 5: ...us can also be monitored remotely using a web browser 1 2 Key Features 60 ns 99 maximum time deviation single or dual 10 100Base T Ethernet RS232 and RS422 485 serial port with PPS output supports most com monly used time strings timing signal generators for IRIG B PPS or PPM signals up to six additional outputs isolated hi power electrical or optical fiber supports NTP SNTP built in SNMP agent wit...

Page 6: ...D OVER ALARM SERVICE 10066 tīma 2R GPS MASTER CLOCK 10066 Figure 1 2 tīma 2R chassis with 1U and 1 5U front panels There are no differences between the models apart from the ones described above All information in this document applies to all tīma GPS Master Clock models 1 5 Part Number SKU and Serial Number Part number SKU and serial number are stated on the label at the top cover of the master c...

Page 7: ...eath 1 8 General Safety Instructions Installation and operation of the products described in this manual is only DANGER to be performed by personnel that has been trained or is knowledgeable in substation protection automation and control This reference handbook is an integral part of the scope of delivery and pro vides basic instructions for installation and operation of the equipment here descri...

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Page 9: ... mergedk com S N 11553021 SKU 125 111 5 Made in Germany 18 72 Vdc max 10 VA POWER SUPPLY 50 Ω active antenna GPS L1 3 3 Vdc max 100 mA GPS ANTENNA PPS232 GND TX232 GND TX485 TX485 PPS485 PPS485 SERIAL 10 100 Base T ETHERNET A ALARM dry contact max 300 mA 300 Vdc UNFUSED OUT1 GND1 OUT1 OUT1 OUT1 Zi 15 Ω max 200 mA ISOLATED OUTPUT 10082 Figure 2 1 Example of rear panel and associated equipment label...

Page 10: ... the tīma master clocks Please refer to your unit s SKU and to the information in appendix A page 31 to de termine which power supply is installed See section 1 5 on page 2 to locate your unit s SKU Alternatively use the information provided on the label located on the top cover of the equipment see figure 2 2 Make sure that the voltage provided by the power source is within the limits specified in ...

Page 11: ...for the wiring of the second power supply 2 3 2 Equipment Grounding For optimal electromagnetic compatibility use a grounding wire with at least ATTENTION 6 mm2 10 AWG cross section to connect the grounding bolt at the rear panel of the unit to a good ground point on the mounting cabinet see figure 2 3 20115 Figure 2 3 Grounding bolt location 2 4 Antenna Installation tīma master clocks require an a...

Page 12: ... maximum lengths can be achieved External Maximum Cable Attenuation Diameter Length RG 58 C U 100 dB 100 m 5 mm 40 m Aircell 5 39 dB 100 m 5 mm 100 m Aircell 7 27 dB 100 m 7 mm 150 m LMR 400 17 dB 100 m 10 mm 250 m Contact mergedK on any of the addresses provided at the back cover of this document to order cables cut to length or if you require help selecting an antenna cable 2 4 4 Surge Arrester ...

Page 13: ... dispose of the equipment in a safe responsible and environ mentally friendly manner observing all applicable country specific regula tions Avoid incineration or disposal to water courses at all costs Installation 9 ...

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Page 15: ...ddress obtained from a DHCP server in the local network if no ad dress is defined in the configuration file a self assigned link local address in the address block 169 254 0 0 16 as defined in RFC 3927 if no address is defined in the configuration file and if no DHCP server is active on the local network LOCKED HOLD OVER ALARM SERVICE tīma 2P GPS MASTER CLOCK 10116 After startup the dot matrix display wi...

Page 16: ... internally temperature compen Solid yellow sated crystal oscillator Error estimates are continuously compared to the user defined thresholds If the first error threshold is exceeded the unit will generate a LOW QUALITY alarm but will continue to report and show time If the second error threshold is exceeded the unit will generate a BAD TIME alarm and stop showing and reporting time 3 1 4 Alarm indi...

Page 17: ...ted or weak signal Figure 3 1 Power up sequence At the end of the firmware load the IP address assigned to Ethernet port A will be briefly shown on the dot matrix display but only if a network cable is plugged in The equipment will now start tracking satellites During this phase the number of satellites being tracked is shown on the dot matrix display At least 4 satel lites are needed to obtain a fir...

Page 18: ...cy below threshold 2 default is 1 second 4 reacquired enough satellites Figure 3 2 Equipment states Enough GPS satellites are being tracked the internal oscillator is locked in Locked time frequency and phase to the atomic clocks on board the satellites Calibration factors for the internal oscillator are derived and kept up to date Not enough satellites can be tracked to compute a solution Time fr...

Page 19: ... display is resumed as soon as enough satellites are re acquired and the error estimate drops below the user defined threshold 3 4 Web Interface tīma master clocks provide a web interface with a dashboard showing all rel evant information see figure3 3 This is a read only page no sensitive infor mation is displayed The page can be accessed by pointing a web browser to the IP address of the equipment...

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Page 21: ... line use only pure text editors like Notepad on Windows Do NOT use a word processor like Microsoft Word or Wordpad to edit the ATTENTION configuration file Word processors insert hidden formatting characters that will not be correctly interpreted by the master clock Sections and variables are case insensitive any combination of upper and lower case letters will be accepted Most values are also case...

Page 22: ...some_value this is also a comment 4 1 4 Blank Lines Blank lines i e lines containing only blanks or tabs can be used to visually separate the sections of the configuration file and increase readability 4 2 The Log Files There are two log files in the master clock This file registers major events in the master clock like power up first lock tima log transitions to and from HOLDOVER LOWQUALITY and BADTIM...

Page 23: ...r the IP address of the master clock1 Use the suggested values for Port number 22 and File Protocol SFTP Enter the appropriate username and password in the corresponding fields see section 4 3 2 After entering hostname username and password press the Login button If this is the first time that WinSCP is connecting to this particular master clock you will see a warning about this being an unknown ser...

Page 24: ...s saved or closed 4 5 Other SFTP Clients On Mac OS X use Cyberduck3 or ForkLift4 You can also use the built in com mand line sftp client On Linux use FileZilla5 or the built in command line sftp client There are also several SFTP clients for the iOS for example Transmit6 Android and Windows Mobile platforms 3 https cyberduck io 4 http www binarynights com forklift 5 https filezilla project org 6 ht...

Page 25: ... is possible to force the equipment to operate in a fake mode where reception of GPS signal and atenna connection are simulated This can be usefull during comissioning work where the equipment is required to op erate before antenna installation has been completed GPS related parameters are defined in section GPS GPS Value in nanoseconds that corresponds to the delay introduced by the an ANT_DELAY t...

Page 26: ...ove Only used if DST_RULE CUSTOM See section E 6 on page 44 for syntax DST_BEGIN Only used if DST_RULE CUSTOM See section E 6 on page 44 for syntax DST_END Configuration for a master clock in Central Europe Example TIMEZONE OFFSET 01 00 one hour east of Greenwich STD_NAME CET central european time DST_NAME CEST central european summer time DST_RULE Europe 5 4 Out of bounds Limits The parameters in ...

Page 27: ...efault is NONE See appendix D on page 39 for a detailed description of each TIMESTRING The speed at which the time string will be transmitted BITRATE Valid values are 1200 2400 4800 9600 19200 or 38400 bits per second bps Default is 9600 The number of data bits parity and stop bits to use for the messages trans FORMAT mitted Specified using a three character shortcut in the form dps where d number ...

Page 28: ... signal is used SERIAL TIMESTRING TRUETIME BITRATE 9600 default could be omitted FORMAT 8N1 default could be ommited TIMEBASE UTC 5 7 Output Signals This section allows the configuration of the timing signals that will be gener ated at the outputs 1 through 6 of the master clock The number of outputs depends on the model tīma 2P has up to 2 outputs tīma 2R up to six and the SKU of the unit purchase...

Page 29: ...HH MM SS STD_NAME DST_NAME 3 HH MM SS OFFSET 4 day of month month HH MM SS or 5 HH MM SS number of satellites used in solution Default is 1 day of year HH MM SS Displays day of year 001 to 366 and local time MODE 1 LOCKED HOLD OVER ALARM SERVICE tīma 2P GPS MASTER CLOCK 10140 Displays local time and the appropriate time zone abbreviation STD_NAME MODE 2 during standard time DST_NAME during dayligh...

Page 30: ...ata link layer VLANs are specified using sections in the form VLANid with id being any num VLANid ber from 1 to 4094 As many as 4094 VLANs can be defined VLANs can t use DHCP IPv4 address in the form a b c d IPADDR Network mask in the form a b c d NETMASK IPv4 address of gateway in the form a b c d GATEWAY To define a VLAN with id 100 and assing the IP addres 192 168 2 10 in a class C Example private...

Page 31: ...ection 4 3 on page 18 for the accounts associated with these passwords Enclosing passwords in double quotes is optional If you choose to do so please note that the double quotes will be discarded and will not be part of the password The default passwords are very weak ones They are provided only as a con ATTENTION venience for initial setup and should be changed before the equipment is de ployed C...

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Page 33: ...ior of the equipment use only a dry cloth To avoid damages to the electrostatically sensitive electronic parts no clean ing of internal parts should be performed 6 3 Returning a Unit To return a unit for service please contact mergedK at any of the addresses found on the back cover of this document and obtain an equipment return code ERC Please do not return a unit to mergedK whitout an ERC merged...

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Page 35: ...1U 0 1 5U 5 Power supply 18 72 Vdc 1 80 300 Vdc 85 264 Vac 2 Expansion card none 0 single isolated output 1 dual isolated outputs 2 dual open collector outputs 3 dual fiber outputs ST connectors 4 dual fiber outputs FC connectors 5 quad open collector outputs 9 Check digit X ...

Page 36: ...ated outputs 2 dual open collector outputs 3 dual fiber outputs ST connector 4 dual fiber outputs FC connector 5 Expansion card 2 none 0 single isolated output 1 dual isolated outputs 2 dual open collector outputs 3 dual fiber outputs ST connector 4 dual fiber outputs FC connector 5 Expansion card 3 none 0 single isolated output 1 dual isolated outputs 2 dual open collector outputs 3 dual fiber outputs...

Page 37: ...dc or 80 300 Vdc 85 264 Vac 50 60 Hz power consumption 7 VA max tīma 2P 10 VA max tīma 2R B 1 4 Alarm dry contact normally closed opens to signal alarm breaking capacity 300 mA 300 Vdc resistive load B 1 5 Isolated electrical outputs 5 V and RS422 RS485 signal levels 200 mA drive capability at 5 V level up to 50 m 160 ft cable 15 Ω output impedance fully isolated from remaining outputs protected a...

Page 38: ...85 F 5 to 95 non condensing relative humidity IP40 rated enclosure protection B 1 11 Dimensions Weight tīma 2P width x depth 269 mm 10 6 in x 141 mm 5 6 in front panel height 1U 44 mm 1 75 in or 1 5U 66 mm 2 625 in unit weight 1 4 kg 3 1 lb shipping dimensions 400 x 200 x 100 mm3 15 8 x 7 9 x 3 9 in3 shipping weight 2 5 kg 5 5 lb tīma 2R width x depth 483 mm 19 in x 141 mm 5 6 in front panel heigh...

Page 39: ...scharge current 20 kA insertion loss less than 0 2 dB temperature range 55 a 85 C 67 to 185 F relative humidity 5 to 95 non condensing weight 100 g 3 5 oz BNC coaxial connectors female B 4 Antenna Cables RG58 C U Aircell 5 Aircell 7 LMR 400 maximum length 40 m 100 m 150 m 250 m external diameter 5 mm 5 mm 7 3 mm 10 3 mm attenuation 1 5GHz 100 dB 100 m 39 dB 100 m 27 dB 100m 17 dB 100 m min bending...

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Page 41: ... in 269 2 mm 10 60 in 225 0 mm 8 86 in 221 0 mm 8 70 in 44 0 mm 1 73 in 48 0 mm 1 89 in 31 8 mm 1 25 in 31 8 mm 1 25 in TOP 1U FRONT 252 0 mm 9 92 in 252 0 mm 9 92 in PANEL CUTOUT 6 5 mm 0 25 in 269 2 mm 10 60 in 66 0 mm 2 60 in 31 8 mm 1 25 in 1 5U FRONT 252 0 mm 9 92 in 10017 ...

Page 42: ...8 in 44 0 mm 1 73 in 48 0 mm 1 89 in 31 8 mm 1 25 in 31 8 mm 1 25 in TOP 1U FRONT 465 0 mm 18 31 in 465 0 mm 18 31 in PANEL CUTOUT 6 5 mm 0 25 in 482 6 mm 19 00 in 66 0 mm 2 60 in 31 8 mm 1 25 in 1 5U FRONT 465 0 mm 18 31 in 10025 38 tīma 2P 2R GPS Master Clocks Reference Manual ...

Page 43: ...ne is the magnitude of hours plus the magnitude of minutes added with the sign of local zone hours to local time to obtain UTC Local zone is generally negative for East longitudes with local exceptions near the International Date Line When TIME LOCAL is selected in the SERIAL section of the configuration file the contents are hh local hours 00 23 mm local minutes 00 59 ss local seconds 00 59 DD loca...

Page 44: ...nounce lasts one hour start or end of DST A leap second insertion ETX end of text ASCII 03d D 3 SAT STX DD MM YY w hh mm sszzzzuy CR LF ETX where STX start of text ASCII 02d DD day of the month 01 31 MM month 01 12 YY year 00 99 w day of week 1 7 1 means Monday hh hours 00 23 mm minutes 00 59 ss seconds 00 59 zzzz time zone abbreviation up to 4 characters long UTC CET CEST u clock status locked to...

Page 45: ...ast two digits of year 00 99 ddd day of the year 001 366 hh hours 00 23 mm minutes 00 59 ss seconds 00 59 CR carriage return ASCII 13d LF line feed ASCII 10d D 6 SEL B6 ddd hh mm ss q CR LF where ddd day of the year 001 366 hh hours 00 23 mm minutes 00 59 ss seconds 00 59 q time quality locked to satellite better than 1 microsecond better than 10 microseconds better than 100 microseconds worse tha...

Page 46: ...oseconds better than 100 microseconds worse than 100 microseconds CR carriage return ASCII 13d LF line feed ASCII 10d D 8 Truetime Kinemetrics SOH DDD hh mm ssq CR LF where SOH start of header ASCII 01d DDD day of year 001 366 hh hours 00 23 mm minutes 00 59 ss seconds 00 59 q clock status normal low quality time signal CR carriage return ASCII 13d LF line feed ASCII 10d 42 tīma 2P 2R GPS Master C...

Page 47: ...e last Sunday in March and ends at 03 00 local time on the last Sunday in October Selected by using DST_RULE EUROPE or DST_RULE EUROPE_C in the configuration file E 3 Eastern European Summer Time Daylight saving time starts at 03 00 local time on the last Sunday in March and ends at 04 00 local time on the last Sunday in October Selected by using DST_RULE EUROPE_E in the configuration file E 4 North A...

Page 48: ...se a value in the form Mm w d hh mm to specify day d of week w of month m Day d must be between 0 Sunday and 6 Saturday Week w must be between 1 and 5 week 1 is the first week in which day d occurs and week 5 specifies the last d day in the month The month m should be between 1 January and 12 December Time hh mm should be specified as local time DST should begin at 02 00 on the second Sunday in March...

Page 49: ...DST_RULE CUSTOM DST_BEGIN J060 02 00 1st Mar is ordinal day 60 DST_END J304 00 30 30rd Oct is ordinal day 304 Daylight Saving Time Rules 45 ...

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Page 51: ...or this user is fw 3 Turn the master clock off 4 Wait 10 s 5 Turn the master clock on again the equipment will show the current firmware version and the progress bar as usual 6 At the end of the startup sequence the dot matrix display will show FW UPGRADE LOCKED HOLD OVER ALARM SERVICE tīma 2P GPS MASTER CLOCK 10181 soon followed by Checking LOCKED HOLD OVER ALARM SERVICE tīma 2P GPS MASTER CLOCK 1...

Page 52: ...upgrade file 30049 5 The selected file will be transfered to the equipment expanded checked and finally installed 30056 6 When the upgrade is finished the dot matrix display will show Done LOCKED HOLD OVER ALARM SERVICE tīma 2P GPS MASTER CLOCK 10207 7 Turn the master clock off 8 Wait 10 s 9 Turn the master clock on again the equipment should show the new firmware version on the dot matrix display and ...

Page 53: ...tral Europe 03 00 for Brazil STD_NAME UTC timezone abbreviation during standard time e g use CET for Central Europe DST_NAME timezone abbreviation during daylight saving time e g use CEST for Central Europe DST_RULE NONE daylight saving time rule to use possible values are NONE CUSTOM US BRAZIL EUROPE_C or EUROPE EUROPE_E or EUROPE_W see reference manual for CUSTOM s syntax User defined out of bou...

Page 54: ...Y 1 9 2 1 6 8 0 1 SNMP parameters there are separate sections for versions 1 2c and 3 Uncomment to enable SNMPv1 RO_COMMUNITY public read only community for SNMP v1 agent SNMPv2c RO_COMMUNITY public read only community for SNMP v2c agent TRAP_COMMUNITY secret trap community trap v2c community probably different from RO_COMMUNITY TRAP_HOST1 1 7 2 1 6 0 1 0 ip addres to send traps to TRAP_HOST2 1 7 ...

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Page 56: ...mergedK GmbH Reuchlinstr 10 11 10553 Berlin Germany Tel 49 30 38305710 www mergedk com ...

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