Brandywine NFS-220 User Manual Download

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MANUAL P/N 900000111 REV K

Holdover/12hr Holdover alarm

Output Good/Fail ( 8 LEDs)

Environmental

Temperature

Instrument: -10 to +50

Antenna: -40 to +85

Humidity

95% non condensing

Power

Consumption

85-265VAC 50/60Hz
40 Watts

Optional

12VDC, 24VDC, -48VDC, 125VDC

Dimensions

19” rack mount
1.75” (1U) height, 6.5“ depth

Weight

3.5 lb. typical

EMC Emission

EN55022
FCC Chapter 15 Subpart B, Class A

EMC Immunity

EN55024

Summary of Contents for NFS-220

Page 1: ...0000111 REV K User Guide Networked Frequency Standard Model NFS 220 P N 091000001 Revision K April 2018 Brandywine Communications 1153 Warner Ave Tustin CA 92780 714 755 1050 714 755 0175 http www bra...

Page 2: ...b pages Incorporated Free run mode D 12 11 2013 Updated to add firmware and FPGA update procedures E 01 24 2014 Updated to include power consumption F 08 22 2014 Updated to include default IP address...

Page 3: ...losure The dangerous voltage may be of sufficient magnitude to constitute a risk of electrical shock to people Do not attempt to repair the unit without first unplugging it CAUTION The exclamation poi...

Page 4: ...2 1 Discovering the automatically assigned NFS 220 IP address 16 3 3 2 2 Changing NFS220 Network IP address using Internet Explorer 17 3 3 2 3 Latest Version of Java Software 19 4 Configuration 20 4 1...

Page 5: ...Figures Figure 1 Typical NFS 220 NTP Server Network Connection 16 Figure 2 NFS 220 console port start up string 17 Figure 3 Browser settings for NFS 220 17 Figure 5 Setup 20 Figure 6 Download MIB fil...

Page 6: ...chronization from Have Quick time code which is available on military SA ASM GPS receivers such as the DAGR AN PSN 13 or PLGR AN PSN 11 The NFS220 also generates Have Quick and 1PPS signals compatible...

Page 7: ...nce 50 ohm Level 2 5 5V Maximum Frequency Error 2x10 9 Connector DB 9 J10 Input Modes GPS Default Have Quick 1PPS Uses 1PPS for synchronization Time of Day is loaded automatically from Have Quick Exte...

Page 8: ...level adjustment Connector BNC Frequency 10MHz Level 9 16dBm into 50 ohm Software settable Phase Noise OCXO RB OCXO Offset dBc Hz 1Hz 90 10Hz 120 100Hz 130 1kHz 140 10kHz 150 100kHz 155 Time Code 1 Ou...

Page 9: ...rature Instrument 10 to 50 C Antenna 40 to 85 C Humidity 95 non condensing Power Consumption 85 265VAC 50 60Hz 40 Watts Optional 12VDC 24VDC 48VDC 125VDC Dimensions 19 rack mount 1 75 1U height 6 5 de...

Page 10: ...re is an excessive load on the output 1PPS J5 Green Indicates that the 1PPS pulse output on J5 is operating Red Indicates that the 1PPS pulse output on J5 has failed or that there is an excessive load...

Page 11: ...DE per ICD GPS 060 SHIELD GROUND J8 IRIG OUT BNC FEMALE CENTER MODULATED IRIG TIME CODE SHIELD GROUND J9 INPUT OUTPUT DB 9 FEMALE 1 NO CONNECTION 2 DC LEVEL SHIFT IRIG TIME CODE 3 HAVE QUICK II TIME C...

Page 12: ...hm N A 10 MHz J4 N A 50 ohm 50 ohm N A 1PPS 1 J5 LK5 on Low Z 50 ohm LK5 off 50 ohm 50 ohm 1PPS 2 J6 LK6 on Low Z 50 ohm LK6 off 50 ohm 50 ohm 1PPS 3 J9 7 LK7 on Low Z 50 ohm LK7 off 50 ohm 1 kohm Hav...

Page 13: ...lides are installed using 10 32 UNF 2B hardware Optional Rack Mount Slides P N 002000123 SLIDE RACK 24 21 TRAVEL 85 LB P N 002000150 SLIDE RACK 28 27 TRAVEL 80 LB Original Manufacturer General Devices...

Page 14: ...high power RF transmission antennas q Lightning Protection The NFS 220 does not provide any inherent protection against lightning strikes In general lightning protection when desired or needed is pro...

Page 15: ...minutes for the unit to lock on to a GPS signal after powering up Until then the unit will not be sending out valid time The unit must have at least four 4 GPS satellites in view at all times in order...

Page 16: ...signal has very fast rise times and to prevent unwanted reflections these outputs should be terminated correctly in 50 ohm All BNC connectors are 50 ohm 3 3 2 Network Connections The NFS 220 is shipp...

Page 17: ...the terminal program to accept ASCII data at 115 200 baud No Parity 8 bits character 1 stop bit 115200 N 8 1 No Flow Control 2 Cycle Power to the NFS 220 3 A short string will be broadcast by the NFS...

Page 18: ...teway If you enter an invalid IP address subnet mask and gateway you may not be able to reach the NFS 220 using a web browser Carefully check this information prior to entry and check with your networ...

Page 19: ...oad link 3 Click on the Java Download link 4 Download Java 5 Complete the installation process Please note that the oldest acceptable Java software version number is 1 4 2_05 To check the Java softwar...

Page 20: ...being used therefore valid IP addresses are between 192 0 0 0 to 223 255 255 0 To save all modifications made to the Setup screen click the Submit button To undo all modifications made to the Setup sc...

Page 21: ...e Subnet Mask is a 32 bit number that enables the user to define sub networks The Device Gateway is a 32 bit number used as the point of entrance from one network to another 4 1 3 SNMP Download MIB Fi...

Page 22: ...22 MANUAL P N 900000111 REV K Figure 7 NFS 220 MIB sample...

Page 23: ...l read only information Figure 8 Status 4 2 1 Local Time This section displays the local time of the NFS 220 This display updates the current time each second 4 2 2 Reference Status This section displ...

Page 24: ...The unit will change to Lock if the input reference is re connected 4 2 3 Oscillator Status The NFS 220 contains an internal disciplined oscillator that is used as the basis of the NFS 220 time and f...

Page 25: ...one Settings Daylight Saving Time and Daylight Saving Time Advanced and Time Code This tab allows you to modify the time settings for the NFS 220 To save all modifications made to the Time screen clic...

Page 26: ...e data by using either odd or even parity checking The Serial output message is broadcast on J10 the Console port If enabled the message will also be available on the RS422 pins CHARACTER DESCRIPTION...

Page 27: ...time of day with that time zone offset applied TIME ZONE STANDARD TIME OFFSET FROM UNIVERSAL TIME Eniwetok Marshall Islands 12 Samoa Polynesian Islands 11 Hawaii 10 Alaska 9 Pacific Time 8 Mountain T...

Page 28: ...the time the daylight saving should start The user must enter the daylight saving start time the occurrence of the specific day the day of the week and the month that the daylight saving should start...

Page 29: ...utput on J9 2 The formal IRIG descriptions are shown in Table 9 IRIG time Code Formats Detailed information on IRIG time code formats may be found in IRIG 200 04 which may be downloaded from https wsm...

Page 30: ...k the Reset button IMPORTANT INFORMATION The default user name and password for the system is BRANDYWINE and the user must always enter a user name and password when submitting changes to the system F...

Page 31: ...itude of the 10 MHz outputs Please note that while the NFS 220 is acquiring time from the references the Valid Time LED indicator will be extinguished Once the NFS 220 has acquired time from the refer...

Page 32: ...to survey it s location by collecting and averaging the position that it computes from the GPS satellites The averaged position is then stored into the GPS receiver and the receiver transitions to a...

Page 33: ...will synchronize to the external 1PPS appearing on J10 4 The epoch of this 1PPS must be manually entered by entering the time of the next second using the function provided Prior to the next second c...

Page 34: ...ough J4 level may be set over a range of 1 to 255 These numbers correspond to voltage levels shown in Figure 17 Note that the settings are accurate to 10 so the user should make fine adjustments by me...

Page 35: ...220 10 MHz output level 4 5 3 Output Timing Setting Figure 18 Output Timing Settings 4 5 3 1 Setting 1PPS Pulse width The NFS 220 1PPS outputs are adjustable in both width and phase The Pulse width ma...

Page 36: ...d to the reference This feature may be used to compensate for propagation delay in the cables between the NFS220 and the point of use A negative delay will ADVANCE the 1PPS relative to the reference A...

Page 37: ...user has access to the Help screen whenever the user encounters a problem Once the user clicks on the help link the user will be automatically redirected to the Help screen 4 7 Firmware Upgrade 1 Laun...

Page 38: ...Updater exe starts programming the unit PLEASE DO NOT power down the unit during the programming 4 8 FPGA Upgrade 1 Launch NFS_Util exe and click File Set COM Port to select an available computer s CO...

Page 39: ...S 221 is up and running 4 From NFS_Util exe click System Disable Broadcast 5 From NFS_Util exe click System Update FPGA and Open File Dialog will open Browse and select a FPGA file in bin format Ex 92...

Page 40: ...40 MANUAL P N 900000111 REV K 7 NFS_Util exe will show the programming status 4 9 Webpage Upgrade 1 Recycle power the unit...

Page 41: ...button when ready 4 This will program Webpage file into unit s web flash and return the programming status The message below tells Webpage file was programmed successfully 4 10 Reset to Factory Defaul...

Page 42: ...ws available COM ports 4 Make sure the NFS unit is up and running 5 From the NFS_Util exe click System Disable Broadcast click System Request Model Number for communication testing 6 A model number or...

Page 43: ...43 MANUAL P N 900000111 REV K 7 Click System Reset to Factory Default 8 Reset to Factory Default message was responded from the NFS unit...

Page 44: ...44 MANUAL P N 900000111 REV K 9 Cycle power the NFS unit and configure the NFS s settings as necessary...

Page 45: ...45 MANUAL P N 900000111 REV K 5 Drawings FIGURE DESCRIPTION NFS 220 Front Panel NFS 220 Rear Panel Link Settings Component Location...

Page 46: ...46 MANUAL P N 900000111 REV K NFS 220 Front Panel NFS 220 Rear Panel...

Page 47: ...47 MANUAL P N 900000111 REV K NFS 220 Link Settings Component Location...

Page 48: ...Quick 1 Open Open 50 ohm output impedance for Have Quick 1 3 1 2 Low Z output impedance for Have Quick 2 Open Open 50 ohm output impedance for Have Quick 2 4 1 2 Low Z output impedance for IRIG DCLS O...

Page 49: ...49 MANUAL P N 900000111 REV K Link Function Factory Default Setting 14 Reserved for Factory Use only Table 10 Hardware Link Settings...

Page 50: ...onth 12 MM 01 12 3 UTC Date 11 DD 01 31 4 UTC Year 13 YY 00 79 5 UTC Hour 17 hh 00 23 6 UTC Minute 51 mm 00 59 7 UTC Second 00 ss 00 59 Lat 33 42 52 N Long 117 50 15 W Alt 19 m Field 1 2 3 4 5 6 7 8 9...

Page 51: ...le 3 4 Magnetic Course 331 5 000 0 359 9 5 degree M meaning MAGNETIC M 1 n a Note A null field is output unless magnetic course information is available 5 6 Speed kts 000 0 000 0 999 9 5 kts N meaning...

Page 52: ...anufacturing and cannot be modified using the SNMP interface These fields can only be written to by the manufacturer Table 11 MIB File Product Fields MAXSERIALNUM 12 Bytes Maximum number of digits in...

Page 53: ...ription VERSION_DATE Type MIB Read 1 3 6 1 4 1 18954 5 1 4 0 String MIB Write String The product name is an ASCII character string that has a length of MAXDATELENGTH as defined in Table 11 DATE OBJECT...

Page 54: ...iption trapReceiverIPAddress Type MIB Read 1 3 6 1 4 1 18954 5 2 1 1 3 0 IP_Address MIB Write 1 3 6 1 4 1 18954 5 2 1 1 3 0 IP_Address Trap receiver IP address where the trap message will be sent to t...

Page 55: ...ss OBJECT TYPE SYNTAX IP_ADDRESS ACCESS read write STATUS mandatory DESCRIPTION System Subnet IP Address setup 3 8 3 7 IPGatewayAddress Description IPGatewayAddress Type MIB Read 1 3 6 1 4 1 18954 5 2...

Page 56: ...BJECT TYPE SYNTAX INTEGER ACCESS read write STATUS mandatory DESCRIPTION setup 6 8 3 10 Soft Reset Description Reset the CPU Type MIB Read MIB Write 1 3 6 1 4 1 18954 5 2 7 0 Integer Reset the CPU 1 R...

Page 57: ...n solution NTrackSat OBJECT TYPE SYNTAX INTEGER ACCESS read only STATUS mandatory DESCRIPTION Number of Tracking Satellites status 2 8 4 3 Altitude Description Altitude Type MIB Read 1 3 6 1 4 1 18954...

Page 58: ...0 180 minute 0 59 seconds 0 59 and E or W character Longitude OBJECT TYPE SYNTAX DisplayString ACCESS read only STATUS mandatory DESCRIPTION GPS Position Longitude status 5 Ex 117 degree 45 38 W 8 4...

Page 59: ...DAC Volt 0 5V status 8 8 4 9 Output Status Description OutputStatus Type MIB Read 1 3 6 1 4 1 18954 5 3 9 0 Integer MIB Write FaultStatus OBJECT TYPE SYNTAX INTEGER ACCESS read only STATUS mandatory D...

Page 60: ...teOBJECT TYPE SYNTAX INTEGER ACCESS read write STATUS mandatory DESCRIPTION Serial Baud Rate 115 2K to 4 8K time 1 B15 B14 B13 B12 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 B0 DB1 DB0 SB0 P1 P0 B3 B2 B1 B0 B...

Page 61: ...OM RFC1155 SMI DisplayString FROM RFC1213 MIB OBJECT TYPE FROM RFC 1212 TRAP TYPE FROM RFC 1215 brandyWineComm OBJECT IDENTIFIER enterprises 18954 NFS OBJECT IDENTIFIER brandyWineComm 5 Product OBJECT...

Page 62: ...NCE OF TrapEntry ACCESS not accessible STATUS mandatory DESCRIPTION Trap table Setup 1 TrapEntry OBJECT TYPE SYNTAX TrapEntry ACCESS not accessible STATUS mandatory DESCRIPTION Single trap entry conta...

Page 63: ...ry DESCRIPTION Trap community to be used by agent to send trap TrapEntry 4 setup 2 IPAddress OBJECT TYPE SYNTAX IP_ADDRESS ACCESS read write STATUS mandatory DESCRIPTION System IP Address Setup 2 IPSu...

Page 64: ...E SYNTAX INTEGER ACCESS read only STATUS mandatory DESCRIPTION Number of Tracked Satellites Status 2 Altitude OBJECT TYPE SYNTAX DisplayString ACCESS read only STATUS mandatory DESCRIPTION GPS Positio...

Page 65: ...STATUS mandatory DESCRIPTION Serial Baud Rate 115 2K to 4 8K 384 115K 8 1 N 385 57 6K 386 38 4K 387 19 2K 388 9 6K 389 4 8K Time 1 TimeZone OBJECT TYPE SYNTAX INTEGER ACCESS read write STATUS mandato...

Page 66: ...1 OBJECT TYPE SYNTAX INTEGER ACCESS read write STATUS mandatory DESCRIPTION 10MHZ Output 1 Level 0 100 Reference 3 Amplitude10MHz2 OBJECT TYPE SYNTAX INTEGER ACCESS read write STATUS mandatory DESCRIP...

Page 67: ...Reference 9 PulseOffset3 OBJECT TYPE SYNTAX DisplayString ACCESS read write STATUS mandatory DESCRIPTION Reference 10 TODCounter OBJECT TYPE SYNTAX DisplayString ACCESS read write STATUS mandatory DES...

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