Masibus GPS MASTER CLOCK MC-1-M User Manual Download Page 40

Page: 40 / 103

Model: MC-1-M (2U)

Doc. Ref. no. : m05/om/101
Issue no. 14

User’s Manual

Page 40 of 103

Status Display: Day of Week

Status Display: Time frame available on Unit COM2 terminal

Status Display: Day of Year

Status Display: LOCK/UNLOCK information

Status Display: Receiver Position information

Summary of Contents for GPS MASTER CLOCK MC-1-M

Page 1: ...d Instrumentation Pvt Ltd B 30 GIDC Electronics Estate Sector 25 Gandhinagar 382044 Gujarat India 91 79 23287275 79 91 79 23287281 82 Email support masibus com Web www masibus com User s Manual GPSmas...

Page 2: ...ne on the charge basis For warranty service or repair products if returned to a service facility at Masibus Head Office buyer shall prepay all shipping charges to Masibus Masibus highly recommends tha...

Page 3: ...ng the Antenna Resistance 28 6 1 4 Antenna Surge Suppressor 29 6 1 5 Technical Details on GPS Antennas and Cable 29 6 2 Unit Installation 30 6 3 Wiring Diagram 31 7 Hardware Jumper Setting 32 7 1 Rela...

Page 4: ...Introduction 67 11 2 2 Time Code Output 67 11 2 2 1 Standard IRIG B Output 68 11 2 2 2 Abstract of IRIG B Time Code 68 11 2 2 3 IRIG B AM IRIG B DCLS signals 68 11 2 2 4 IRIG B IEEE 1344 Extension 69...

Page 5: ...t 90 15 2 Optional Module 1PPS Output 91 15 2 1 Specifications 91 15 3 Optional Module IRIG B TTL 91 15 3 1 Specifications 91 15 4 Optional Module IRIG B AM 91 15 4 1 Specifications 91 15 5 Optional M...

Page 6: ...nal 21 5 10 COM2 terminal 22 5 11 GPS Antenna terminal 22 6 1 Antenna Mounting 26 6 2 Antenna Mounting with Lightening Arrestor 26 6 3 GPS Master Clock Model MC 1 M Wiring Diagram 31 7 1 GPS Master Cl...

Page 7: ...MP Default Command Parameters 58 10 2 Default Command Parameters 59 11 1 NMEA 0183 Time string format 65 11 2 T format Time string format 66 11 3 NGTS Time string format 67 11 4 Assignment of CF Segme...

Page 8: ...ual and supporting Appendix manuals Test Report Test Certificates On Customer Request only CD for Masibus NTP Utility Software Qty 1 NOTE Antenna Cable type RG6 RG8 and antenna cable length 15 meters...

Page 9: ...ER WATCHDOG GPS LOST alarm and standard PMOS relay based pulse output of PPM PPH or RTC ON event GPS Master Clock Model MC 1 M is available with optional feature outputs such as NTP SNTP 4 additional...

Page 10: ...tellite based navigation systems use a version of triangulation to locate the user through calculations involving information from a number of satellites Figure 3 1 The Basis of GPS If one considers F...

Page 11: ...4 0916 seconds However as each orbit plane contains eight satellites a satellite will pass the same place every sidereal day For comparison each GPS satellite passes over the same spot once every sid...

Page 12: ...Accuracy 10mts SEP with Selective Availability SA Disabled Receiver Input 1575 42 MHz L1 C A Code Tracking 12 parallel channels Acquisition Time Hot Start 5 s Warm Start 38 s Cold Start 45 s Memory Ba...

Page 13: ...ON OFF Configurable Interface 8 Way Terminal Strip Rear Panel Event contact capacity 350V DC 120mA maximum IRIGB TTL DC Level Shift IEEE 1344 C37 118 2005 Format IRIG B 007 IRIGB TTL or IEEE 1344 C37...

Page 14: ...ver Time format UTC Network Interface 10 100 Mbps Interface RJ 45 Connector Rear Panel Optional up to 4 outputs Serial Output Protocol NMEA 0183 RMC Port Settings 1200 2400 4800 9600 19200 7 8 N O E 1...

Page 15: ...ng HyperTerminal in a local PC via COM2 or using Front Keypad Programmable parameters Global Time zone correction 12 24 Hrs Format of Time COM2 serial port setting COM2 data format selection NGTS or T...

Page 16: ...20 90 Non condensing EXTRA MODULES OPTIONAL RS232 to RS485 Converter LINE AMPLIFIER SURGE ARRESTOR Time Distribution Rack TDR 4 Time Signal Repeater TSR 4 Time Display Unit TDU 64 Netser NGTS to NTP C...

Page 17: ...0 V AC for 1 minute Between secondary terminals At least 500 V AC for 1 minute Primary terminals indicate power terminals and relay output terminals Secondary terminals indicate Output Ports Insulatio...

Page 18: ...n is RED color This LED indicates the presence of power to unit 1PPS This LED indicates the presence of 1PPS signal from GPS receiver module It blinks at every one second The illumination is of RED co...

Page 19: ...M Rear Panel Description Various outputs of GPS Master Clock Model MC 1 M device is provided at rear panel of unit Below is the description of all possible outputs as per GPS Master Clock Model MC 1 M...

Page 20: ...nal GPS Master Clock Model MC 1 M has the capability to provide multiple event outputs in addition to standard PPM PPH event output The single event output provides pulse at configured event interval...

Page 21: ...G B AM IEEE 1344 AM output through their respective BNC connector on rear panel of unit as shown in figure 5 8 Figure 5 8 IRIG TTL AM BNC terminal GPS Master Clock Model MC 1 M model is available with...

Page 22: ...se refer optional outputs section 15 for more information 8 COM2 terminal Figure 5 10 COM2 terminal COM2 terminal on back plane is RS 232 RS 485 electrical standard DB 9 female connector as shown in f...

Page 23: ...03 User s Manual GPS Master Clock Model MC 1 M device have a BNC female connector at its rear panel for connecting GPS antenna as shown in figure 5 11 This connector provides 5 VDC supply to antenna R...

Page 24: ...cturer company Installation of the equipment is to be complied in accordance with local and national electrical codes This equipment is sensitive to Electrostatic Discharge ESD Observe all ESD safegua...

Page 25: ...able system These clocks achieve their accuracy By comparing and adjusting the internal clock signal to the incoming GPS signal 6 1 1 GPS Antenna Installation Refer steps for installation of GPS anten...

Page 26: ...GPS signals the GPS antenna needs to be mounted clear of buildi ents or heighted obstacles may block the GPS signals transmission done with the satellites For complete antenna signals coverage the an...

Page 27: ...litter to connect a single GPS antenna to multiple GPS Master Clock Model MC 1 M units Avoid using BNC T connectors GPS related Accessories The following options accessories can be ordered 1 Protect a...

Page 28: ...6 1 3 1 Checking the Antenna Voltage GPS Master Clock Model MC 1 M unit provides 5 Vdc to the GPS antenna though its Antenna connector on unit rear panel which is carried through the antenna cable No...

Page 29: ...arately available for longer runs see Table 4 2 Cable Data and Accessory Information Effects of Cable Parameters To receive GPS signals and properly operate the clock the type and length of the cable...

Page 30: ...ibus asibus offers in line amplifier P N m LA 01 for long antenna cable requirement up to 200 meters 656 foot Description Delay ns Signal Level dB 15 m 50 ft cable RG 6 60 ns 5dB 30 m 100 ft cable RG...

Page 31: ...rect if the unit was in Power OFF condition for long duration Refer section 8 1 and 8 2 7 It is necessary to change the Ethernet addresses of unit NTP output ports individually connecting NTP port dir...

Page 32: ...artment For changing above mentioned settings jumpers are provided on the main card inside the unit For changing any configuration follow below procedure step by step 1 Power OFF the unit from supply...

Page 33: ...g relay output contacts configuration If required operator can change the relay contact from C NO to C NC contact as explained in below details 7 1 1 POWER relay contacts CN20 3 pin jumper on main car...

Page 34: ...erator has to remove black jumper from its current position to required position as explained in below images Refer below figure for C NO jumper position configuration and C NC jumper position configu...

Page 35: ...on COM2 terminal can be configured for RS 232 electrical standard or RS 485 electrical standard based communication A COM2 terminal is configured as RS 232 output as factory default CN16 and CN18 jump...

Page 36: ...n Cold start is less than 45 seconds when GPS Antenna is placed in open sky conditions without any obstacle interference because each GPS receiver may take few seconds time to get initialized on boot...

Page 37: ...tion providing data The battery is a maintenance free rechargeable Manganese lithium type A built in battery charging circuit is used when the unit is powered on eliminating the need for maintenance B...

Page 38: ...me of GPS Master Clock Model MC 1 M device will get reset to default time Time 23 59 59 and Date 21 8 99 in such case all outputs such as time on display NTP IRIG B serial time outputs all event outpu...

Page 39: ...ce at 10 seconds interval Once unit is Power up and time is displayed unit will start transmitting serial NMEA frame on COM1 terminal located at back panel of unit NMEA output communication settings w...

Page 40: ...Issue no 14 User s Manual Page 40 of 103 Status Display Day of Week Status Display Time frame available on Unit COM2 terminal Status Display Day of Year Status Display LOCK UNLOCK information Status...

Page 41: ...Model MC 1 M 2U Doc Ref no m05 om 101 Issue no 14 Page 41 of 103 User s Manual...

Page 42: ...parameters configurable through the keypad will have the same possible va configurable through the COMM2 Figure 9 1 Front Panel Keypad Layout Following are the list of keys their functions on the fro...

Page 43: ...Model MC 1 M 2U Doc Ref no m05 om 101 Issue no 14 Page 43 of 103 User s Manual...

Page 44: ...Model MC 1 M 2U Doc Ref no m05 om 101 Issue no 14 User s Manual Page 44 of 103 ESC ESC ESC ESC ESC ESC ESC ESC ESC ESC ESC ESC ESC ESC...

Page 45: ...ilable as RS 485 electrical standards instead of RS 232 standards as an optional feature Configuration requires a standard 9 way D type RS 232 cable and standard serial communication software in the P...

Page 46: ...necessary to communicate with COM2 terminal Ensure COM2 serial communication setting done in GPS Master Clock Model MC 1 M unit and end device should be same for proper communication The port settings...

Page 47: ...ettings first disconnect refer page 42 the communication on the HyperTerminal Figure 10 4 LCD Display COM port Settings of GPS Master Clock Model MC 1 M Figure 10 5 HyperTerminal Configuration After c...

Page 48: ...na cable propagation delay defaulting Ethernet port addresses All commands types are mentioned as subtitle name in below descriptions 10 2 1 General Commands Command CONFIG This command lets the user...

Page 49: ...above messages user can now provide other commands for device configuration If the entered password is wrong the following message will be displayed ENTER PASSWORD WRONG PASSWORD TO CONTINUE PRESS EN...

Page 50: ...d Mode EW2 Event2 ON Time 00000050 m second Mode EW3 Event3 ON Time 00000050 m second Mode EW4 Event4 ON Time 00000050 m second Mode SPD Propagation Delay 00000000 n second Mode ENTER COMMAND TO CONFI...

Page 51: ...to 99999 ns Default value 0 ns Resolution 1 ns TC2x Set COM2 transmit mode 1 NGTS mode 2 t format mode Ex Set Event mode 1 minute mode 2 hour mode P password To change password max upto 9 character M...

Page 52: ...ommunication on COM2 terminal between the unit and HyperTerminal stops To reinitialize the serial communication first disconnect the link and then enter into the settings of the HyperTerminal and set...

Page 53: ...Model MC 1 M 5 After setting the parameters reconnect the link by right click on Call Call 6 Now press ESC and Enter keys 7 Once the connection is reestablished the time data will again be displayed o...

Page 54: ...SBxx command Now correct the parameter to match with desired set ones In this case take care of changing the databits to 7 when the parity is either even or odd After setting the parity in this settin...

Page 55: ...el MC 1 M displays time as either UTC or LOCAL and 12 Hour 24 Hour mode The commands to set these modes are as explained below Command STx 12 hour 24 hour mode Command Applicable Options ST1 ST2 Pleas...

Page 56: ...vent signals are available at the terminal strip on the rear panel of GPS Master Clock Model MC 1 M User can configure these opto relays through COM2 for time ranging from 1 to 86400 seconds individua...

Page 57: ...tput ET1 60 EW1 50 2 If user has to configure event1 at every 60 seconds interval with pulse ON time width of 20 of event time below values are to configured for event1 output ET1 60 EW1 12000 3 If us...

Page 58: ...net connection with GPS Master Clock Model MC 1 M Refer document Appendix E for configuring GPS Master Clock Model MC 1 M as Telnet Server Trap community masibus is factory set and cannot be changed 1...

Page 59: ...enters the default command in GPS Master Clock Model MC 1 M then the COM2 serial terminal communication parameters gets default as per above table User has to set the PC Serial terminal communication...

Page 60: ...y needed for a particular installation This parameter may also be employed by the user to adjust the position of the 1PPS to compensate for other system delays Range 0to 99999 ns Default value 0 ns Re...

Page 61: ...enter 12 When antenna is connected to GPS and GPS is locked this command will not work Restart GPS after this command Time entered in Manual command will be considered as UTC time so to set current lo...

Page 62: ...1 M device to serial com port HyperTerminal H command can be used to view other parameters applicable values CONFIG ENTER PASSWORD PASSWORD OK ENTER COMMAND TO CONFIGURE PARAMETER H FOR HELP MENU L FO...

Page 63: ...SU2 COMMAND COMPLETE ENTER COMMAND TO CONFIGURE PARAMETER TO CONTINUE PRESS ENTER TC21 COMMAND COMPLETE ENTER COMMAND TO CONFIGURE PARAMETER TO CONTINUE PRESS ENTER E2 COMMAND COMPLETE ENTER COMMAND T...

Page 64: ...Bit SUx Time Format 2 LOCAL time TC2x Transmit Mode 1 NGTS Mode Ex Event Mode 2 Minute Mode ET1 Addi Event1 00000002 Second Mode ET2 Addi Event2 00000001 Second Mode ET3 Addi Event3 00000001 Second M...

Page 65: ...00 hhmmss ss Status A A Valid V Invalid Latitude 4250 5589 ddmm mmmm N S Indicator S N North S South Longitude 14518 5084 dddmm mmmm E W Indicator E E East W West Speed over ground 000 1 Knots Course...

Page 66: ...ker 1 24 0 or 1 CR Carriage return 1 25 Non displayable character LF Line Feed 1 26 Non displayable character Table 11 2 T format Time string format 11 1 3 NGTS Time frame output GPS Master Clock Mode...

Page 67: ...may use a different style connector than available at model MC 1 M outputs This section will help to answer some common questions like which type of cabling should be used Coaxial or a twisted pair e...

Page 68: ...g systems require time of day year for data correlation of data with time IRIG B is a serial time code that occurs once per second and depending protocol it contains day of year hour minute seconds ye...

Page 69: ...CD 2 52 Year BCD Encoded BCD 4 53 Year BCD Encoded BCD 8 54 Separator always Zero 55 Year BCD Encoded BCD 10 High nibble of BCD encoded Year 56 Year BCD Encoded BCD 20 57 Year BCD Encoded BCD 40 58 Ye...

Page 70: ...Pending Day Light Saving Time Day Light Saving Time Pending bits are not supported in this firmware version 11 2 2 5 Generated IRIG B Time Codes GPS Master Clock model MC 1 M supports different IRIG...

Page 71: ...the receiver end Following factors come into effect by transmitting time code to multiple single devices over long distance 1 Resistive loss in cabling 2 Electromagnetic interference 3 Propagation del...

Page 72: ...liable nets NTP protocol is applied on the application layer on UDP based IP layer The purpose of NTP is to convey timekeeping information in terms of UTC from NTP servers to other time clients via th...

Page 73: ...er Clock Model MC 1 M NTP output continuous to provide NTP output even under Unlock conditions when there is no satellite signal available depending on its internal RTC clock time and accuracy If requ...

Page 74: ...se left for the NTP client in NTP timestamp format NTP timestamps are represented as a 64 bit unsigned fixed point number in seconds relative to 0h on 1 January 1900 in terms of UTC The integer part i...

Page 75: ...mary reference sources synchronized by wire or radio clock There are other several multiple secondary time sources clients which are arranged in hierarchal manner in network which request time from pr...

Page 76: ...Lock after being power UP If GPS Master Clock Model MC 1 M device was in Power OFF condition for very long duration RTC battery may get discharged and RTC time will reset to its default time Please ch...

Page 77: ...cy NTP Client time accuracy depends on multiple factors such as Client local clock frequency ppm network load and congestion type of clock synchronization algorithm in NTP Client devices other than Un...

Page 78: ...US Unit Power OFF C NO Contact Open Contact Open Contact Open At Power ON C NO Contact Close Contact Close only after 6 seconds once time is displayed on unit Screen Contact Close if GPS is LOCK or Co...

Page 79: ...gure standard event output through serial and section 10 2 6 to configure through keypad on device Refer technical specification section 4 for electrical characteristics of event output 12 2 3 Additio...

Page 80: ...8 100 254 SIP1 Sets the IP address of SNMP manager which should receive any Trap massages generated by model MC 1 M Agent Factory set value is 192 168 100 73 SIP2 Sets the IP address of SNMP manager w...

Page 81: ...nagement Information Base MIB The agent is also responsible for controlling the database of control variables defined in the product s MIB 13 2 1 SNMP Addressing SNMP addressing is structured as a ver...

Page 82: ...of model MC 1 M agent is same for both SNMPv1 and SNMPv2c model MC 1 M model supports max 2 SNMP managers Read Community SNMP manager must know Read Community of model MC 1 M agent to monitor model M...

Page 83: ...munity of the client software and GPS Master Clock model MC 1 M model must be the same The mentioned MIB file can be found from the CD enclosed with the model MC 1 M model or you can contact masibus s...

Page 84: ...iii Enter Community SNMP version Port Port 161 Read Community masibus Factory set Value Write Community masibus Factory set Value SNMP Version 1 or 2 Select from Dropdown menu NOTE Above value of Rea...

Page 85: ...mware Release Date SNMP Object GPS_Configuration variables SNMP Branch Variable OID Data Type Value Description GPS_Configuration Traps 1 3 6 1 4 1 38306 2 1 N A Not Accessible Traps TrapEntry 1 3 6 1...

Page 86: ...0 String R 1 8 Characters Variable of string indicating Current masibus model MC 1 M Time in hh mm ss format GPS_Status GPS_Date 1 3 6 1 4 1 38306 3 3 0 String R 1 10 Characters Variable of string ind...

Page 87: ...traps maximum up to two SNMP managers if configured Available traps in model MC 1 M model are described below In trap viewer you can check traps as shown figure Factory set status of Trap Enable varia...

Page 88: ...sue no 14 User s Manual Page 88 of 103 SNMP manager s IP address must be configured to receive asynchronous traps Please note that particular trap will only be sent if that parameter is configured for...

Page 89: ...vice gets locked all outputs will get proper time data GPS Master Clock Model MC 1 M device enter Holdover mode when unit goes into Unlock condition from Lock condition and thereafter provides time ou...

Page 90: ...ct the positive lead to the Positive terminal connect the negative lead to the Negative terminal and safety ground to E terminal when viewing instrument from rear 15 1 1 Option 1 AC DC Power Input Inp...

Page 91: ...nal on rear panel unit labeled as IRIG B TTLx x varies from 2 to 9 15 3 1 Specifications Output Protocol IRIG B 007 IEEE 1344 C37 118 2005 Field Selectable Interface type BNC Female connector at unit...

Page 92: ...dered NMEA output available is of RS 232 RS 485 electrical standard 15 5 1 Specifications Protocol NMEA 0183 RMC Port Settings 1200 2400 4800 9600 19200 7 8 N O E 1 2 Configurable using DIP Switches O...

Page 93: ...selection SW4 SW5 Parity bit off off N None off on O Odd on off E Even on on Table 15 3 Parity Switch settings for Optional NMEA Module StopBit Selection Refer below table for proper stop bit selecti...

Page 94: ...red 15 6 1 Specifications Time Protocol NTPv3 SNTP Additional Protocol Telnet Interface RJ 45 socket NOTE a Refer section 11 3 for GPS Master Clock Model MC 1 M NTP technical details b Refer section 1...

Page 95: ...PS in healthy condition is within 100ns The PTP module of GPS master Clock supports PTP Version 2 as specified in IEEE 1588 2008 standard The existing network infrastructure components play a big role...

Page 96: ...ted manuals Appendix C Procedure to configure Windows Linux PC as NTP Client Appendix D Procedure to configure Unix PC as NTP Client Appendix E Procedure to configure PC as Telnet Client for GPS Telne...

Page 97: ...lay time not as per Local time If GPS Master Clock Model MC 1 M time on display NGTS T format time output all event outputs is not as per Local time the timezone offset w r t UTC may not be set as per...

Page 98: ...del MC 1 M unit please contact Masibus Service department for assistance 2 GPS Antenna must be installed properly as per suggested in section 5 1 1 and 5 1 2 3 GPS Antenna cable must be connected at t...

Page 99: ...IP address of Ethernet Port 1 Refer points 2 3 of troubleshoot index 17 10 2 For configuring new network settings of particular Ethernet port user should enter old IP address of GPS Ethernet port dur...

Page 100: ...t connection between GPS ethernet port and telnet device by pinging the IP address of GPS ethernet port If IP address of GPS ethernet port is not reachable telnet connection will fail Refer troublesho...

Page 101: ...in 2 Please verify the Ethernet connection between GPS ethernet port and SNMP manager by pinging the IP address of GPS ethernet port If IP address of GPS ethernet port is not reachable SNMP connection...

Page 102: ...Saving Pending ESD Electrostatic discharge EMI Electro Magnetic interference FDMA Frequency Division Multiple Access GMT Greenwich Mean Time GPS Global Positioning System GNSS Global Navigation Satell...

Page 103: ...anders Council RTC Real Time Clock RFC Request For Comments RE Radiated Emission RG 6 RG 8 Radio Grade 6 RF Radio Frequency SA Selective Availability SBS Straight Binary Second SNTP Simple Network Tim...

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