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RM-4 Bridge Multiplexer Manual

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1. Doc Number 11824 Approved Date Revision B Hardware Eng File Name not linked System Eng Title RM 4 Configuration Port Test Cable Originator N Ackerley Date March 26 1998 Revision History Rev Date Author Description A March 2 1998 NJA Initial revision B March 26 1998 NJA Modified pinout to match new configuration port wiring RM 4 Configuration Port Test Cable 1 Obtain all parts in Table 1 and assemble the cable as shown in Table 2 and Fig 1 Bin Description Mfg Part No Qty Cct Ref CONO010 9 pin D sub male AMP DE09 P 1 P1 CONO0011 9 pin D sub female AMP DE09 S 1 P2 CONO014 shroud Amphenol 17D 09HV 2 for P 1 2 CONO0016 plug dual banana Johnson 108 0252 001 1 P3 VVIR0033 wire 2 pair 22 AWG Belden 8723 3000 W1 WIR0033 wire 2 pair 22 AWG Belden 8723 3000 W2 VVIR0025 wire 30 AWG wirewrap R 30 W 100 1 W3 4 Table 1 Parts List Fig 1 Cable Assembly From To Wire Belden Signal Name Run Conn Pin Conn Pin Part Colour AWG Type Len P1 2 P2 2 W1 red 22 8723 3 RX P1 3 P2 3 W1 green 22 8723 3 TX P1 5 P2 5 W1 black 22 8723 3 GND P1 9 P1 4 W3 white 30 0 25 SOH_EXT1 P1 4 P1 7 W4 white 30 0 25 SOH_EXT2 P1 7 P3 W2 red 22 8723 3 SOH_EXT3 P1 6 P3 W2 black 22 8723 3 SOH_GND Table 2 Wiring List RM 4 Manual 50 Appendix E Doc Number 11825 Approved Date Revi
2. CIA ID IN Rl WIN e Table 2 Ethernet Connector Pinout Serial Ports The serial ports connector is a shielded 8 port modular jack RJ 45 The pin numbering for each connector is the same as for that of the Ethernet connector with the pinouts as given below Pin Signal RTS CTS TX RX GND N C N C RI CON N R WN Table 3 Port 1 Connector Pinout Pin Signal RTS CTS TX RX GND N C N C N C Table 4 Ports 2 3 5 and 6 Connector Pinout CO NJ NBL WN RM 4 Manual 38 Appendix B Connectors Pin Signal N C N C TX RX GND N C N C 8 N C NI NR W Mle Table 5 Ports 4 and 7 Connector Pinout Pin Signal RESERVED SOH_EXT3 TX RX GND SOH_EXT2 SOH_GND SOH EXTI SININ AJIN Table 6 Configuration Port Port 8 Connector Pinout GPS Antenna The GPS antenna connector is a standard SMA bulkhead jack which is connected internally via a short coaxial cable to the GPS engine RM 4 Manual 39 This page intentionally left blank Appendix C Configuration Parameters Appendix C Configuration Parameters Hardware HRD Message Processor Telemetry Packet Reader Serial Ports
3. LA y Power bye Supply i _ 10 16V HROS i pc Cable Ll a DS RM 4 Sensor Cable LAN Cable _ HRD Sensor Figure 3 Typical Remote Site Setup RM 4 Manual 10 4 User Guide Internet Timeserver Setup Discussion An RM 4 equipped with the optional GPS engine can be used as an Internet timeserver The setup for this use of an RM 4 is shown below Serial data streams can be accepted by the RM 4 in this configuration as well GPS Antenna Assembly 110 220 V AC 5V A Cable He Supply RM 4 with GPS Ea N ON Cable ee es Figure 4 Typical Internet Timeserver Setup Using the RM 4 with Spread Spectrum Radio Transceivers Discussion The Europa digitisers with spread spectrum radios can be configured to operate in point to point mode as well as in point to multipoint mode In point to point mode a pair of radios are required for each link i e one radio the slave is required for the digitiser and one radio the master is needed at the RM 4 site which receives the digitiser data In point to multipoint mode several radios slaves each associated with a digitiser can be multiplexed into one data stream and delivered to the RM 4 site containing the master radio In addition th
4. 3 Unpacking and Post Delivery Inspection 3 Unpacking and Post Delivery Inspection Open the shipment and inspect it for possible damage Carefully check each item for damage or defects If the RM 4 needs to be returned to the factory please use the original shipping box Note that cabling for connection to HRDs Orions or modems are shipped separately Standard RM 4 A standard RM 4 should be shipped with the following components 1 RM 4 Bridge Multiplexer RM 4 As shipped Sheet RM 4 User Manual LAN Cable standard unshielded twisted pair LAN cable 6m long Power Supply universal AC input 5V DC output power supply 2m long Aw FY N Power Supply Cord for country specified by customer GPS Option An RM 4 with GPS is shipped with the following additional components 1 GPS Antenna and Mounting Bracket 2 GPS Cable 10m long 12V Input Option The standard power supply and power supply cord are replaced by 1 Battery Power Cable 5 pin DIN cable to terminal lugs 2m long Packaging Return Policy Save the original shipping box for the RM 4 This box has been designed to protect the RM 4 during shipping and should be used in the event that the RM 4 needs to be returned to the factory Checking the As Shipped Sheets The as shipped sheet lists the serial numbers of the parts shipped the exact hardware configuration and calibration constants associated with your hardware RM 4 Manual 5 This page intentionally left blank 4 Us
5. 5 User Interface ARTE User Interface v 2 0 Connect to 199 711 138 186 Operation Configuration System Files j GPS Satellite RM 4 Bridge Multiplexer Message time PRN Status Elevation Azimuth Signal 2001 02 28 15 21 03 18 unlocked 90 0 0 0 a 1 T 1 90 0 0 0 4 L 2001 02 28 15 21 03 1 90 0 Be 12 aot 2001 02 28 15 21 03 14 unlocked 90 0 2001 02 28 15 21 03 29 locked 900 2001 02 28 15 21 03 13 unlocked 90 0 2001 02 2815 21 03 22 lunlocked 0 0 Last update time 2001 02 28 15 21 03 Refresh interval s 2 Figure 9 GPS activity if the RM 4 is equipped with internal GPS View system log Click the Request Log button to request the most recent system log messages The content of the log is displayed in a pop up text window SOH updates Click the Request SOH button to request the most recent state of health information for the system The results of the request are displayed in the pages grouped under Operation Update RM 4 system configuration Click the Configuration tab to bring to the front the system configuration pages see Figure 10 The ability of a client to change a particular part of the configuration depends on his her access 99 66 level either factory tech or user System Hardware The System Hardware page contains the configurable items of the RM 4
6. eventually stored at the central acquisition computer along with the NAQS log messages in the NAQS log file Packet Format Below is the standard format for a log message packet Component Size Packet type 5 bit 5 1 is for retransmit 1 byte Long seconds 4 bytes Spare 2 bytes Instrument ID 5 bit model type 11 bit serial number 2 bytes Sequence Number 4 Error Number 2 bytes Error Severity D I W E F which means 1 byte debug information warning error fatal Spare 1 byte Error message 119 bytes Table 14 Log Message Packet Format An error message generated by an RM 4 has the following format ProcessName X Log message defining that the Log message is the message number X of the process specified by the ProcessName The value of the message number varies from 1 to 9 Note that the process name is padded with dots so that the message number of different messages are always aligned These log messages are displayed by NAQS using the following format SEV YYYY MM DD HH MM SS RM4NNN ProcessName 1 Log message RM 4 Manual 43 Appendix D Instrument Log Messages where SEV is the single letter I W E or F indicating the severity of the message and NNN is the serial number of the RM 4 that generated the log message Log Messages Information BufferedConsumer A BufferedConsumer is running A BufferedConsumer proces
7. Appendix D Instrument Log Messages The log messages of an RM 4 contain information on the normal ongoing operation of the instrument as well as different levels of detected operation problems which may affect data quality or timing The messages generated by the instruments are categorized by their severity Information I Document the normal operation of the RM 4 Operators do not need to take any corrective action Warning W Minor incidents which may potentially affect data quality or timing Operators should keep monitoring the system and check the log files generated by other system components for related messages Error E Incidents which may result in significant loss of data Operators should take immediate actions to correct the problem Fatal F Serious malfunctions of the RM 4 Operators should immediately troubleshoot the system and correct the problem Debug D Messages tracing the behavior of certain components of the RM 4 The current verbosity of the RM 4 messaging is set at the Information level and therefore the debug messages are not logged Contact the Nanometrics Technical Support if any debug message is found in the log During its operation an RM 4 stores the log messages in its internal ringbuffer memory while sending them to the central acquisition computer as part of its state of health data An operator can use the RM 4 user interface to view the last 100 lines of the log messages These messages are
8. SMA bulkhead jack seven data and one configuration 57 6 kbps Ports 5 6 38 4 kbps Ports 1 4 and 7 8 one port at 57 6 kbps two ports at 38 4 kbps five ports at 19 2 kbps seven ports at 9 6 kbps Ports 1 3 and 5 6 Ports 1 3 and 5 6 Port 1 only bi directional transorbs clamp voltages to 7 5V 35 Appendix A Specifications State Of Health Temperature Range 25 to 86 C Temperature Resolution 0 133 C Input Voltage Range 0 to 17V Input Voltage Resolution 17 0 mV Number of External SOH 3 External SOH Range 20 46V External SOH Resolution 40 0 mV Surge Protection bi directional transorbs clamp voltages to 36 V Standard External Power Supply Power 15W Output SV 5 Output Connector male 5 pin DIN Input 90 260V AC at 47 63 Hz Input Connector male IEC 320 Emissions Approvals CE LVD amp EMC FCC Cord Length 2m RM 4 Manual 36 Appendix B Connectors Appendix B Connectors Power This connector is a shielded female 5 pin DIN connector as shown below Figure 15 Female 5 Pin DIN Connector Pin Signal 1 chassis ground 2 power return 3 5V input 4 N C 5 12V input Table 1 Power Connector Pinout Ethernet This connector is a standard shielded 8 pin modular jack RJ 45 Figure 16 8 pin Modular Jack Connector RM 4 Manual 37 Appendix B Connectors Pin Signal TX TX RX N C N C RX N C N C
9. 45 to DB 9 Male Adapter Wiring Originator N Ackerley Date August 29 2001 Revision History Rev Date Author Description A March 12 1998 NJA Initial revision B March 23 1998 NJA Corrected RJ 45 pin numbering no change to wiring RM 4 Serial Port RJ 45 to DB 9 Male Adapter Wiring Obtain a male DB 9 modular adapter kit CON0614 Assemble the adapter according to the wiring list Table 1 given below Note that all manufacturers may not use the same color coding for the wires Label the adapter with the drawing number and revision and the title RM 4 Male Serial Adapter RM 4 DCE RJ 45 Signal Name Signal Name Wire DB 9 Signal Name Pin Serial Config Colour Pin 8 RI SOH EXT1 white 9 RI 7 N C SOH_GND brown 4 DSR 6 N C SOH_EXT2 yellow 6 DTR 5 GND GND green 5 GND 4 RX RX red 2 TX 3 TX TX black 3 RX 2 CTS SOH_EXT3 orange 8 RTS 1 RTS PWR_CTRL blue 7 CTS Table 1 Adapter Wiring Fig 1 RJ 45 Modular Jack Pinout RM 4 Manual 52 Appendix E Doc Number 11844 Approved Date Revision A Hardware Eng File Name not linked System Eng Title RM 4 Serial Port Loopback test Plug Originator N Ackerley Date August 29 2001 Revision History Rev Date Author Description A March 30 1998 NJA Initial revision RM 4 Serial Port Loopback test Plug 1
10. Figure 6 System SOH cases seed oak ee RE ea Ned sa ies de Be Paes 19 Figure 7 Quality of data reception cee ee ne neces 21 Figure 8 Timing quality of internal GPS 44 LL 22 Figure 9 GPS activity if the RM 4 is equipped with internal GPS 23 Figure 10 System hardware configuration 0 eee cee ee eee LL La 24 Figure 11 Configuration of the input data ports ee ee ee eee 25 Figure 12 Configuration of the Internet communications Qu ua La LL La 26 Figure 13 Configuration of access privileges 4 ee ee LL LL La 27 Figure 14 System Files Application 2 4 Lu LL LL La 28 Figure 15 Female 5 Pin DIN Connector 0 eee ee ee eee ete La 37 Figure 16 8 pin Modular Jack Connector Qu cece ee ee ee eee eee 37 List of Tables Table 1 Power Connector Pinout ec ee LL LL eens 37 Table 2 Ethernet Connector Pinout 44 Lu LL ee LL LL LL LL 38 Table 3 Port 1 Connector Pinout erdekei ETELE LL LL LL LL LL 38 Table 4 Ports 2 3 5 and 6 Connector Pinout 0 0 0 0 ccc ee LL LL 38 Table 5 Ports 4 and 7 Connector Pinout 0 0c cee eee LL LL LL 39 Table 6 Configuration Port Port 8 Connector Pinout uo Lu Lu LL 39 Table 7 Hardware Configuration u e La La LL LL
11. La LL LL a 41 Table 8 HRD Message Processor Configuration 4 4 eu LL LL LL 41 Table 9 Telemetry Packet Reader Configuration 44 eee LL LL LL 41 Table 10 Serial Port Configuration esst pess 44 Lu LL LL LL LL LL LL LL 41 Table 11 Internet Configuration Lu ne LL LL LL LL 42 Table 12 GPS Configuration u e eee ee eee ens 42 Table 13 Access Control Configuration 2 0 ec ee eee LL 42 Table 14 Log Message Packet Format 4 444 eu eu teens 43 1 Introduction 1 Introduction Congratulations on your choice of the RM 4 Bridge Multiplexer As you use your new RM 4 we know you will appreciate the many features that provide excellent performance It is very important to understand how the RM 4 operates before you use it On the following pages you will find a wealth of information regarding all aspects of RM 4 Please read the instructions carefully If you have problems or need technical support please submit requests for technical support by e mail or fax This permits you to fully explain your problem and include evidence as it allows us to submit your problem to the most knowledgeable person for reply by e mail by fax by phone C support nanometrics ca To RM 4 support at fax 613 592 5929 Please ask for RM 4 support at 613 592 6776 Nanometrics Inc 250 Herzberg Road Kanata Ontario Canada K2K 2A
12. Obtain all parts in Table 1 2 Use modular jack crimp tool to install stub of cable in plug as shown in Fig 1 3 Connect ends of wires as directed in Table 2 referring to Fig 2 4 Place shrink wrap over each set of bare wires as well as over the entire stub of cable Bin Description Mfg Part No Qty Cct Ref CON0478 connector modular plug 8 pin PDI PHP 8P8C 5 1 P1 WIR0115 wire 4 pair 24 AWG UTP LAN Belden 1585A 2 VVI Table 1 Parts List w1 P1 2 cm Fig 1 Cable Assembly From To Wire Belden Signal Name Run Conn Pin Conn Pin Part Colour AWG Type Len P1 3 P1 4 W1 24 1585A 2 cm TX RX P1 1 P1 2 W1 24 1585A 2 cm RTS CTS P1 1 P1 8 W1 24 1585A 2 cm RTS RI Table 2 Wiring List Fig 2 RJ 45 Modular Plug Front View RM 4 Manual 53 Appendix E Doc Number 12288 Approved Date Revision B Hardware Eng File Name not linked System Eng Title RM 4 Serial Port RJ 45 to DB 9 Male Adapter Wiring for Radio Transmitter Originator C Blake Wright Date August 29 2001 Revision History Rev Date Author Description A Dec 24 98 CBW Initial revision B Feb 18 99 CBW Key Line connection changed RM 4 Serial Port RJ 45 to DB 9 Male Adapter Wiring for Radio Transmitter Obtain a m
13. RM 4 could not read all the header information for all of the files stored in the flash memory Your requested file does not exist The server could not find the file requested by the Netscape browser when Netscape attempts to download RM4 applet RM 4 Manual 47 Appendix D Instrument Log Messages RequestSubmitFile RM4 File upload failed The RM 4 could not accept the file submitted by the RM 4 user interface Check if the file can fit into the specified partition Check if the code from the specified partition is running File file name has been uploaded RM 4 accepted the file with the name specified in the message Checking for dead threads The RM 4 is performing a check on the various processes It will restart the ones that are not responding RM 4 Manual 48 Appendix E External Cable Drawings Appendix E External Cable Drawings Drawings for external cables commonly used with the RM 4 are reproduced in this section Drawings for the following cables are included 11824 RM 4 Configuration Port Test Cable 11825 RM 4 Serial Port RJ 45 to DB 9 Female Adapter 11831 RM 4 Serial Port RJ 45 to DB 9 Male Adapter 11844 RM 4 Serial Port Loopback Test Plug 12288 RM 4 Serial Port RJ 45 to DB 9 Male Adapter Wiring for Radio Transmitter key line wired high RM 4 Manual 49 Appendix E External Cable Drawings
14. RM 4 user interface 2 Examine the GPS status on the screen Are any satellites being tracked 3 Examine the signal strength values The signal strength S N from the satellites should be greater than 38 4 Reposition the antenna to a better location and verify that the satellite signal strengths are acceptable Maintenance The RM 4 normally requires no maintenance All problems should be reported to Nanometrics In rare cases such as when the problem is identified as a blown fuse repairs may be done in the field following the instructions below In the majority of cases however defective units should be shipped back to the factory for repair Checking and replacing the on board fuse To check whether or not the internal fuse has blown follow the following procedure exactly This procedure should only be done in an anti static environment Make sure you and the board are electrically grounded and then remove the screws from the rear panel of the RM 4 Take off the rear panel and slide the PCB out of the bottom tray of the enclosure Using a digital multimeter check the resistance of the fuse This fuse will be located at F1 for a standard RM 4 or at F2 for an RM 4 which is configured for 12 V input If the fuse appears as a short circuit zero resistance then the fuse is OK If the fuse appears as an open circuit high resistance then it is blown and must be replaced Ensure that the replacement fuse is the correct ratin
15. cycle Off time duration in seconds when GPS is off during its previous duty cycle Lock time time in seconds GPS took to get locked during its previous duty cycle Time difference time correction in micro seconds made to the system clock during the at lock previous GPS duty cycle VCXO offset correction made to the VCXO offset during its previous GPS duty cycle RM 4 Manual 21 5 User Interface ES RM4 User Interface v 2 0 Connect to 199 71 138 186 Location Latitude 0 00 Longitude 1 67E 03 Altitude 15129478 RM 4 Bridge Multiplexer Loy on EE Off time 4500 Lock time Request Config SP a Va System Internal Clock Time difference at lock Last update time 2001 02 28 15 21 03 Refresh interval s 2 Figure 8 Timing quality of internal GPS GPS Satellite The GPS Satellite page see Figure 9 contains the satellite tracking information for each channel of the GPS engine The information displayed for each channel includes the channel number Message time the time at which the update message was generated PRN the PRN number of the satellite used in the channel Status channel activity e g unlocked search or track Elevation altitude of the satellite It varies from 0 to 90 with 0 parallel to the surface Azimuth azimuth of the satellite It varies from 0 to 360 counterclockwise Signal level the strength of the signal expressed as a signal to noise ratio S N RM 4 Manual 22
16. message indicates that the RM 4 is restarted Using defaults saved in flash memory The RM 4 is using the configuration from the flash memory Note that the configuration is written to the flash memory when a Commit Config command is issued by the RM 4 user interface RM 4 Manual 44 Appendix D Instrument Log Messages Warning PacketSender RM4 Filling up the log ringbuffer On its startup the RM 4 pre allocates some of its internal memory to be used as amemory ringbuffer This is done during the factory test Software reboot The RM 4 is performing a software reboot At each software reboot the internal log and SOH ringbuffer is reinitialized Waiting for reboot The RM 4 shut down all its processes and will shortly reboot Have consolidated all update exceptions The RM 4 has found that all parameters in the configuration sent by the RM 4 user interface are within the allowable limits The message is generated after all values are checked Error sending to IP address The RM 4 cannot send packets to the host at the IP address specified in the message Check if the host is up and running if the host is connected to the network and if route between the RM 4 and the host exists Failed to load saved config The RM 4 was unable to load the configuration saved in the flash memory and is using the default configuration in its code Reconfigure the RM 4 using the RM 4 user interface since the default configur
17. system and hardware System RM 4 serial number The serial number of the RM 4 Factory access Config port baud rate Baud rate bytes sec used in configuring RM 4 Select one of the values in the given list Default value is 9600 Tech access SOH report interval The time interval in seconds at which the RM 4 reports its SOH status to NAQS Value ranges from 0 to 99999 Tech access RM 4 Manual 23 5 User Interface Timing GPS HRD Define if the system time depends on the time of an HRD or its own GPS device Select HRD if RM 4 does not have a GPS device Duty cycle Defines whether the GPS should be power cycled or left on continuously Do not enable duty cycling if you are using the RM 4 as a timeserver Default value is Not enabled check the box to enable duty cycling Tech access Duty cycle on time Time duration in minutes the GPS device uses to communicate with any satellite Value ranges from 1 to 120 Default value is 5 Tech access Duty cycle period Time duration in minutes the GPS device does a cycle on Value ranges from 1 to 120 Default value is 60 Tech access External State of Health Configuration Calibration Value in units volt used to convert volt reading to the value of the observed item Value cannot be 0 Default value is 1 Tech access Offset Value added to the calibrated output reading It can be any floating point value Default value is 0 0 Tech access Label Name or content of the channel
18. the RM 4 user interface Telemetry PacketReader Serial port port number driver read error There was a read error on the serial port specified in the message If the message persists reboot the RM 4 RM 4 Manual 46 Appendix D Instrument Log Messages ThreadBoss Fatal RM4 Debug Failed to de serialize the config The server could not process the configuration received from the RM 4 user interface Check that all of the configuration parameters are within allowable limits and submit the configuration again Test was not successful update aborted The RM 4 configuration could not be updated with the new configuration received from the RM 4 user interface Check that all of the configuration parameters are within allowable limits and submit the configuration again Creating SOH entity SOH packets could not be generated Restart the RM 4 Creating SOH SOH packets could not be generated Restart the RM 4 CommandPacketDispatcher RequestConfig RequestDir RequestGet Datagram socket error Datagram socket did not receive the data successfully Received bad NAQS command The format of the received command packet from NAQS is bad Received valid NAQS command The format of the received command packet from NAQS is good Probably serialiseTheConfig is not successful The RM 4 could not serialize the configuration in RAM to send it to the RM4 Application Probably reading flash is not successful The
19. 0 Connect to 199 71 138 186 RM 4 Bridge Multiplexer Login Technician Password Confirm password Log on Login Request Config Password Request Log Confirm password Request SOH Submit Config Commit Config Figure 13 Configuration of access privileges Request current configuration Click the Request Config button to ask the server to send the current configuration of the RM 4 system On receiving the configuration the user interface updates the configuration pages based on the new information The user is also prompted if he she wants to see the text display of the configuration Submit new configuration After editing the configuration click the Submit Config button to send the new configuration to the server The user is prompted whether he she wants to see the text display of the configuration If all of the configuration settings are acceptable the server stores the configuration into memory and acknowledges that the submit procedure was successful The RM 4 then uses the new configuration in its operation To restore the original configuration reboot the RM 4 see section Reboot RM 4 below The new configuration is not permanently stored until a Commit Config action described below is performed EL Commit the current configuration on the RM 4 After a successful configuration update using the Submit Config action the user can permanently write the cu
20. 0 weeks without external power When is it safe to turn power off Power can be removed from an RM 4 temporarily without loss of data The amount of time depends on the size of the smallest buffer on the HRD The central NAQS acquisition computer in the network will rerequest missing data as soon as power to the RM 4 is restored Packaging Enclosure The RM 4 is packaged in a steel and aluminum box measuring 7 25 wide by 9 5 long by 1 5 high The top cover and front and rear panels are computer beige the bottom is bare aluminum The front and rear panels are made of anodized aluminum with Lexan graphic overlays The panels are fastened to the bottom tray with 4 40 self tapping screws The enclosure is not waterproof All electronic components are installed on one PCB which slides into the aluminum extrusion tray of the box Chassis ground on the PCB makes contact with the bottom plate of the box through the rails on which the PCB sits In addition the rear panel is grounded through the connector shields and the front panel through conductive gasketing Chassis ground is earthed through the power connector RM 4 Manual 8 4 User Guide Front Panel The status of the RM 4 is indicated by a single tricolour LED The front panel graphic overlay includes the Nanometrics logo the product name RM 4 Bridge Multiplexer and a transparent section for the status LED as shown in the figure below Wp Nanometrics SEISMOLOGICAL
21. 1 WARNING This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures This device complies with part 15 of the FCC rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation RM 4 Manual 1 This page intentionally left blank 2 Organization of this Manual Organization of this Manual This manual is organized in ten major sections 2 Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Appendices Introduction Organization of this Manual Unpacking and Post Delivery Inspection identifies the components you have purchased It also includes an as shipped section This is important as it lists exactly which version of RM 4 you have purchased and lists certain settings and defaults which may vary between models and serial numbers User Guide describes how to use the RM 4 in field experiments Reference Manual presents the full capability of the RM 4 This includes detailed instructions for using supporting software Servicing describes how to troubleshoot and maintain the RM 4 These list mostly tabular material such as detailed specifications error messages and connector pinouts RM 4 Manual 3 This page intentionally left blank
22. INSTRUMENTS RM 4 Bridge Multiplexer Status Figure 1 RM 4 Front Panel Rear Panel The rear panel of the RM 4 is used to make all of the necessary connections to the unit Connections include Ethernet GPS Power and Serial Ports 1 to 8 as shown in the figure below aa ee gt 8 7 6 5 4 3 2 1 j o o 4 ETHERNET POWER PORT NUMBER Figure 2 RM 4 Rear Panel Connector Pinouts Cables should not normally need to be assembled by the user However the pinouts of all connectors are given in Appendix B The Ethernet and Serial Port connectors are standard RJ 45 type The pinouts have been chosen such that the LAN may be plugged in to any of the serial ports and vice versa without damaging the RM 4 Power is provided through a 5 pin DIN connector and the GPS antenna cable is connected via an SMA jack RM 4 Manual 9 4 User Guide Remote Site Setup Discussion The RM 4 is typically used to multiplex streams of data from digitisers onto a LAN The data can come directly from an HRD or an Orion or via modems radios or satellite transceivers Up to seven streams of data can be multiplexed by a single RM 4 The figure below shows a typical setup with one HRD GPS Antenna RM 4 Assembly Male fi i Serial ar real Adanta er eas at Cable oo O ET R dor 4 5V
23. M 4 Basic RM 4 1 15 VV GPS Engine 1 1 VV The average power consumption of an RM 4 is approximated by the following formula i GPS On time P 1 15 VELL W X Gsputy cycle Period For example an RM 4 with GPS which has duty cycling disabled typically consumes 2 25 W If GPS duty cycling is enabled with a maximum on time of five minutes and a period of 30 minutes the average power consumption will be less than 1 3 W Selecting a Power Source The RM 4 can be powered from a number of different sources The type of power source used will depend mainly on the location of the instrument and the duration of the experiment Remote locations will require batteries and possibly solar panels Mains power should be used where available External 5V Power Supply The standard RM 4 is supplied with an external 5V power supply The power supply incorporates continuous universal input allowing it to operate from a wide range of AC line voltages without the need to change wires or straps The supply has an IEC 320 input voltage receptacle which can be used worldwide The detailed specifications for the supply are given in Appendix A Use only the power supply shipped with a standard RM 4 to connect to mains power Although over voltage and reverse voltage protection is provided within the RM 4 there is still a risk of damaging the unit if for example 12V is applied to the 5V pin of the power connector The power supply is not designed for outdoo
24. N Y N Table 10 Serial Port Configuration RM 4 Manual 41 Appendix C Configuration Parameters Internet Parameter Label Write Access Default Value Valid Range RM 4 IP Address Technician 199 71 138 129 any Data Rerequest IP Port Technician 32000 1025 to 32767 Subnet Mask Technician 255 255 255 0 any Default Gateway Technician 0 0 0 0 any Destination 1 IP Address Technician 0 0 0 0 any Destination 1 Port Technician 32000 1025 to 32767 Destination 2 IP Address Technician 0 0 0 0 any Destination 2 Port Technician 32000 1025 to 32767 Destination 3 IP Address Technician 0 0 0 0 any Destination 3 Port Technician 32000 1025 to 32767 Destination 4 IP Address Technician 0 0 0 0 any Destination 4 Port Technician 32000 1025 to 32767 Table 11 Internet Configuration GPS Parameter Label Write Access Default Value Valid Range Duty Cycling Enabled Technician N Y N Duty Cycle On Time minutes Technician 5 1 to 120 Duty Cycle Period minutes Technician 60 1 to 120 Table 12 GPS Configuration Access Control Parameter Label Write Access Default Value Valid Range Technician login Technician tech 20 chars Technician Password Technician nmx 20 chars User login User user 20 chars User Password User nmx 20 chars Table 13 Access Control Configuration RM 4 Manual 42 Appendix D Instrument Log Messages
25. Parameter Label Write Access Default Value Valid Range Serial Number Factory 0 0 to 2047 Static RAM Size Mbytes Factory 2 1 2 3 or 4 Code Flash Size Mbytes Factory 4 1 2 or 4 Config Flash Size Mbytes Factory 0 0 0 5 1 or 2 SOH Update Interval seconds Technician 60 1 to 99999 SOHI Sensitivity units V Technician 1 000E 00 not 0 SOH1 Offset units Technician 0 000E 00 SOH1 Label Technician External SOH 1 1 to 25 chars SOH2 Sensitivity units V Technician 1 000E 00 not 0 SOH2 Offset units Technician 0 000E 00 SOH2 Label Technician External SOH 2 1 to 25 chars SOH3 Sensitivity units V Technician 1 000E 00 not 0 SOH3 Offset units Technician 0 000E 00 SOH3 Label Technician External SOH 3 1 to 25 chars Table 7 Hardware Configuration Parameter Label Write Access Default Value Valid Range First HRD Port Never 1 lto7 Number of HRD Ports Never 7 lto7 Table 8 HRD Message Processor Configuration Parameter Label Write Access Default Value Valid Range Packet Size bundles Technician 15 1 to 999 Receiver Timeout seconds Technician 60 1 to 999 Scrambling Enabled Technician N Y N Retransmission port Technician 0 0 7 TDMA Enabled Technician N Y N Table 9 Telemetry Packet Reader Configuration Each of the serial ports has the following configurable parameters Parameter Label Write Access Default Value Valid Range Baud Rate Technician 9 600 4 8 57 6 kbps varies by port see Appendix A Flow Control RTS CTS Technician
26. RM 4 Bridge Multiplexer Manual RM 4 Bridge Multiplexer User Manual History Style Sheet is Filename is X Company Manuals ReferenceManual Components RM 4 RevI RM4_Manual lwp X Company SmartMasters NMX Manual Rev Date Author Description A 23 Mar 98 Nick Ackerly Initial release B 5 July 98Mark Hayman new software Rev many new features C 16 Oct 98 Sharon Shih Updates for user interface v 1 05 D 8 Feb 9Sharon Shih Updates for user interface v 1 07 E 22 Feb 2000 Emil Farkas Updates for the TDMA feature F 05 Jul 2000 Nick Ackerley Update to Config Flash Size serial port loading order and baud rates G 18 Oct 2000 Robert Catalfamo Edit Spread Spectrum Radio Transceivers H 05 Jan 2001 Glenn Greig Update to data bundles configuration options in user interface I 02 Feb 2001 Jing Chen Updates to GUI Hardware Approval Date Software Approval Date RM 4 User Manual Date Last Revised 7 26 01 RM 4 Manual Table of Contents T Introduction rs dt de desta aed Us Catawba ed tbs 1 2 Organization of this Manual eee 3 3 Unpacking and Post Delivery Inspection aaa 5 BISONS ss aia essay mecenes 7 Overview of Functionality Qu cee cc ne eee Lla LL 7 General Care and Handling Precautions u e LL LL LL LL LL F PACKAGING ses ses ba doe ED a A te ES Se a ae a he ee eG 8 Remote Site Setups ei CO a SR EE a ae OR Otek ae OS See ae 10 Internet Timeserver Setup ee ne tn
27. a ra el geste Rg abe 33 Appendix A Specifications LL eee ence eee 35 Appendix B Connectors se Sih acl a Rota gas da ela ae ele 37 PONDE Bea ep gra a P eee OR SS Be a NA 37 Ethernet s aa re Em he Pace o Es a gic Eonar ye las cence aden gies seater aig eels 37 Seral PONS Le A Ghee e Et rs Le TOME oe es 38 GPS Antenna ia Sap etd i oe a ea sis i ee ee Es Die ds Des 39 Appendix C Configuration Parameters Qu LL LL 41 Appendix D Instrument Log Messages 43 Appendix E External Cable Drawings 49 RM 4 Configuration Port Test Cable ee cn ene LL La 50 RM 4 Serial Port RJ 45 to DB 9 Female Adapter Wiring u e LL LL Le 51 RM 4 Serial Port RJ 45 to DB 9 Male Adapter Wiring ua LL Le 52 RM 4 Serial Port Loopback test Plug cee LL LL LL LL La 53 RM 4 Serial Port RJ 45 to DB 9 Male Adapter Wiring for Radio Transmitter 54 RM 4 Manual Table of Contents List of Figures Figure RMA Front Panel is ge st eo dee Nace a ee NS AEA LS 8 Figure 2 RM 4 Rear Panel ccc cc eee a mes Sb eke ia idea Mie MME Ep Ade essa des 9 Figure 3 Typical Remote Site Setup 4 44 44 2244 aa a LL La 10 Figure 4 Typical Internet Timeserver Setup 4 4 aa LL La 11 Figure 5 Logging on to the RM 4 u e cee eee eee tees 18
28. able through the user interface The user interface is operational in the Netscape web browser or as a standalone application Online Help Online help is available for most of the buttons and text fields in the user interface The information is shown in two ways Tooltip text It is activated when the cursor is focused on a button or text field RM 4 Manual 12 4 User Guide Pop up text It is activated by clicking the right mouse button when the cursor is focused on a button or text field The RM 4 User Interface is described in detail in Chapter 5 of this manual Configuring the Ethernet Port Choosing IP Addresses Assigning the IP addresses to an RM 4 is important and must be based on the operation of the entire network Before configuring any RM 4 obtain information on the range of available IP addresses and any operating firewalls and then carefully allocate the addresses of all of the RM 4s of the network Each RM 4 must be brought online separately and have its IP Address changed to its assigned value Any changes in the Ethernet configuration of an RM 4 are easily tested use command ping to see if the route is set up Any other computer on the network should be able to ping the IP address to which the RM 4 is connected Configuring Serial Ports Choosing baud rates The baud rate to be used on a given serial link should be chosen such that the available bandwidth is ample for the total inbound required th
29. ale DB 9 modular adapter kit CON0614 2 Assemble the adapter according to the wiring list Table 1 given below Note that all manufacturers may not use the same color coding for the wires Label the adapter with the drawing number and revision and the title RM 4 to Tx Cover unused terminals with heatshrink tubing fold wires into housing RM 4 TRANSMITTER RJ 45 Signal Name Signal Name Wire DB 9 Signal Pin Serial Config Colour Pin Name 8 RI SOH_EXT1 white 7 N C SOH_GND brown 6 N C SOH_EXT2 yellow 5 GND GND green 5 GND 4 RX RX red 3 TX TX black 3 RX 2 CTS SOH EXT3 orange 1 RTS PWR_CTRL blue 9 Rey Table 1 Adapter VViring Fig 1 RJ 45 Modular Jack Pinout front view RM 4 Manual 54
30. ation does not contain any information specific to the existing network Set the RM 4 to its correct IP address first and then configure the other components in its configuration Once tested the new configuration should be stored permanently with a Commit Config action Failed to overwrite config After receiving a Commit command from the RM 4 user interface the RM 4 was unable to overwrite the configuration saved in the flash memory with the currently operating configuration Send Commit command from the RM 4 user interface again Telemetry PachetReader Serial port port number driver write error There was a write error on the serial port The message from NAQS was not sent to the HRD connected to the port specified in the message If it is a retransmit request NAQS will reissue the retransmission request when the time out configured in the NAQS station file expires If the message is a mass centering or calibration command reissue the command RM 4 Manual 45 Appendix D Instrument Log Messages Error HrdMsgProc Port80 RequestLog RequestSOH ServerSocketRunner TelemetryPacketReader port number is dead rebooting The telemetryPacketReader assigned to the port specified in the message is dead and the server will reboot Unknown error from httpRequest parser httpRequest parser handles all the HTTP messages from an RM 4 user interface received at the RM 4 TCP port Port80 The above message is g
31. ccessful 10 Click the Test code button to test the new code 11 When satisfied with the new code press the Set default button NEVER power down the RM 4 while it is doing a upload This could have catastrophic results Internal Configuration Options Power Supply The as shipped sheet supplied with the RM 4 should indicate whether it is standard configuration SV power or whether it is configured for 12V operation Note that in either case 12V power should never be applied to the 5V input pin Please refer to the connector pinout in the appendices If you are still unsure which power supply to use use the following procedure to identify the internal configuration This procedure should only be done in an anti static environment Ensure that you and the board are electrically grounded and then remove the screws from the rear panel of the RM 4 Take off the rear panel and slide the PCB out of the bottom tray of the enclosure Check for the installation of the following components If F2 and U16 are installed and the jumper J4 is cut then the unit is configured for 10 16V operation If only F1 is installed then the unit should only be operated from 5V input Assembling the RM 4 is the reverse of taking it apart When sliding the PCB into its tray ensure that the LED light pipe H3 fits right into the cutout in the front panel Factory Test Port The factory test port is an RJ 45 connector using RS 232 levels po
32. cket time the time at which the last good data packet was received Good packets number of good data packets Bad packets number of bad data packets Lost packets number of lost data packets Overrun number of overrun errors at the port Frame errors number of frame errors at the port RM 4 Manual 20 5 User Interface RM4 User Interface v 2 0 Connect to 199 71 138 186 Operation b Data Port 5 8 RM 4 Bridge Multiple i pec Port 5 Port 6 Port 7 Port 8 Station 0 12442 Packet date 2001 02 28 2001 02 28 2001 02 28 Packet time 15 21 03 15 21 03 15 21 03 Good packets 45623 ea packets fo Request Cantig Lost packets Frane Errors Submit Config Commit Contig Reboot Last update time 2001 02 28 15 21 03 Refresh interval s 2 Figure 7 Quality of data reception GPS Time The GPS Time page see Figure 8 contains the GPS operation status and the timing statistics of the RM 4 system during the most recent GPS cycle The information displayed includes Latitude current latitude of the RM 4 obtained from the last GPS query north south in degrees Longitude current longitude of the RM 4 obtained from the last GPS query east west in degrees Elevation current elevation in meters of the RM 4 obtained from the last GPS query On time duration in seconds when GPS is on during its previous duty
33. d with digitisers connect each RM 4 to digitiser cable assembly to the appropriate serial port of the RM 4 The RM 4 to digitiser cable assembly typically consists of a cable with a female DB 9 data connector a DB 9 male to RJ 45 adapter and a standard LAN cable If the RM 4 is to be used with spread spectrum radios connect each RM 4 to radio cable assembly to the appropriate serial port of the RM 4 The RM 4 to radio cable assembly typically consists of a cable with a female DB 9 data connector a DB 9 male to RJ 45 adapter and a standard LAN cable If the RM 4 is to be used as an Internet timeserver connect the GPS antenna to the GPS cable and plug the cable into the coaxial GPS connector on the rear panel of the RM 4 Position the antenna in a location with an unobstructed view of the sky Connect the power supply to the RM 4 power connector Ensure that the RM 4 status LED cycles between green amber red and off Read the RM 4 IP address off the as shipped sheet and ensure that the RM 4 can be pinged at that address from another computer on the network Reconfigure the RM 4 to have the correct IP address required on the LAN before adding another RM 4 to the same LAN The rest of the RM 4 configuration can be done once all of the RM 4s in the system are connected and operating Using the User Interface Applet or Application Configurable Parameters See the Appendix for a detailed listing of all of the parameters which are configur
34. e ence tne ll LL a 11 Using the RM 4 with Spread Spectrum Radio Transceivers ue LL 11 Field Deployment Procedure 4 444 ee ne eee LL La 12 Using the User Interface Applet or Application 0 eee LL Le 12 Configuring the Ethernet Port 0 0 cee ee ne eee ee LL La 13 Configuring Serial Ports susami a eae Slee de a du ed ee el aed eee 13 Using External State of Health Inputs ue cee ee ee ne eee LL 14 Setting Up the GPS Antenna secie terret ary Ennen ee ee eee LL LL LL a 15 Calculating the Power Consumption of the RM 4 LL 0 ee eee ee ee eee 15 Selecting Power Sources Gaata ea ea ds P ea gah ead pai de a Se ed ted pes 15 RM 4 Timeserver Option 1 0 0 eee ee ee nee ence ene LL La 16 S RM 4 User Interface LL 17 Manual ese sego iode ie BS nd diag a Dog ae tah Da EES 17 BOS as P ok Sea eet EO ERC ES fee Guest a eran et Whe Gi oh ci ak est Herth ae DS a PA 29 Environment 2 SR ate Raa ea DS RS Lae edd sau eae ESE Eaten 29 OI SORICI OO cr ia ant ta esa Ri Da wont A EU 31 Hardware technical description eee ee te La LL teen La 31 Basic troubleshooting peu ten esa a ee Hebe aa a ee ae Pe ee gona 31 M int nanc z is ss El GE DR Ei 8 32 Firmware Updates rs roert inrit PETERE EENEN EA a eds ies eee ais da 32 Internal Configuration Options Qu aa a a aa LL La 33 Factory Test Ports long iii re ga Bgl tote Soviets
35. e spread spectrum radio transceivers can be configured as radio repeaters to increase the flexibility of the data acquisition network topology The spread spectrum radios must be configured to the appropriate role within the network The configuration menu is described in the Freewave Spread Spectrum Wireless Data Transceiver User Manual In general the operation of the spread spectrum transceivers is transparent to the RM 4 The transceivers effectively function as a 9 pin null modem in virtually any environment where RS232 data communications occur The serial port of the master radio is connected to one of the serial RM 4 Manual 11 ports of the RM 4 The serial data stream is demultiplexed then ported into the IP layer and 4 User Guide transmitted to the NAQSServer in the form of UDP packets Field Deployment Procedure Deployment The following steps are suggested to start up the RM 4 after the installation of the sensor and digitiser at the planned sites 1 Choose a location for the RM 4 It should be located within 10m of its power source and the LAN connection If the RM 4 is equipped with a GPS engine then its location should also be such that a good antenna position as discussed below is available within 10m Place the RM 4 on any convenient surface where cables cannot be accidentally dislodged Connect one of the standard LAN cables between the Ethernet port on the RM 4 and the LAN If the RM 4 is to be use
36. enerated when the message format of the received request from the RM 4 user interface does not comply with the HTTP protocol Repeat the last command issued by the RM 4 user interface Failed to read all entity bytes The RM 4 received an incomplete message from the browser Repeat the last command issued by the RM 4 user interface Could not find username amp password The required user name and password were not included in the request from the RM 4 user interface Reset the log on window type in the correct user name and password and try to log on again Probably serialiseTheConfig is not successful The RM 4 could not retrieve the log messages for the request log command sent by the RM 4 user interface Restart the RM 4 Probably serialiseTheConfig is not successful The RM 4 could not retrieve the SOH information for the request SOH command sent by the RM 4 user interface Repeat the Request SOH command If the problem persists reboot the RM 4 Something is wrong with client on port 80 The request or command sent by the RM 4 user interface is corrupted due to a socket error and the RM 4 could not process it Wait a couple of minutes and reissue the command that generated the error message If the error message is displayed repeatedly restart the RM 4 user interface Something is wrong with server on port 80 The RM 4 could not create a socket on port 80 for connection with the RM 4 user interface Restart
37. er Guide 4 User Guide Each section of the User guide covers an aspect of the operation of RM 4 requiring some depth and understanding These sections are in no particular order Overview of Functionality General The RM 4 Bridge multiplexer is used at repeater sites in digital telemetry networks to receive data from up to seven more distant sites and retransmit data to the central site via a 10Base T Internet connection Data Processing The RM 4 accepts up to seven serial data streams from Nanometrics HRD24 series digitisers The RM 4 performs a 16 bit CRC error check on all received data Good data are converted from NMXP format to a UDP IP format for transmission to the central acquisition site Conversely retransmission request messages or control commands received from the central site are converted to NMXP format for transmission to the remote station via the serial communications link The RM 4 discards any packets that fail the CRC check The RM 4 can be configured to broadcast data to and receive re requests from up to four NAQS acquisition processes located at different IP addresses State of Health Failed CRC checks missing sequence numbers overrun errors and frame errors are reported along with state of health SOH information including input voltage and temperature This allows engineers to troubleshoot distinguishing errors that occur in the serial communications links from errors that occur in the Ethernet link Simi
38. for this port are not sent through any port of this RM 4 For example if the value of ReTx port is 4 for data port 6 the retransmit request is sent via port 4 to the digitiser connected to port 6 Note The value of ReTx port for the default data port defines the port through which the RM 4 sends the retransmit requests for an unknown digitiser that is connected to a different RM 4 The value may vary from digitiser Baud rate Bundles Time out 0 to 7 where 0 means rejecting any retransmit request for an unknown Baud rate of the serial port connecting the RM 4 and a digitiser Select one of the values in the given list Default value is 9600 Tech access Number of bundles in each data packet RM 4 firmware version 1 33 and later will receive and forward packets of any length up to the packet length specified so this parameter should be set to the maximum packet length expected on the port Earlier versions will accept only packets having the exact length specified Permitted values to 28 Default is 15 Tech access Time out in seconds before the port is rebooted Value ranges from 1 to 999 Default value is 60 Tech access RM4 User Interface v 2 0 Connect to 199 71 138 186 RM 4 Bridge Multiplexer Log on Input Data Ports Default data port TDMA Scrambled RTS CTS ReTx port Baud rate Bundles Timeout El EH CS EA RM 4 data ports Request Config m Request Log Request SOH Submit Config O
39. g It should be a surface mount 0 75A fast acting fuse To remove the blown fuse either use two soldering irons to reflow both ends of the fuse at once or use solder wick and one soldering iron to very thoroughly remove all of the solder Be very careful to not lift the lands off the PCB Clean the lands with solder wick before installing the new fuse Assembling the RM 4 is the reverse of taking it apart When sliding the PCB into its tray ensure that the LED light pipe H3 fits right into the cutout in the front panel Firmware Updates New firmware can be downloaded to the RM 4 from a PC over a LAN connection Firmware Update Procedure 1 Copy the new firmware received from Nanometrics on the update diskette to the PC s hard drive 2 Power the RM 4 RM 4 Manual 32 6 Servicing 3 Connect the RM 4 to the LAN and verify that it can be pinged Access the RM 4 using the RM 4 User Interface and log on 5 Click the System Files tab and click the Request button to obtain the directory information of the RM 4 Select either Program A or Program B whichever is not in use Click the Load file button to load the file to be sent to the appropriate partition 8 Click the Send file button confirm the correct file partition and wait for the new code to be uploaded and saved to the RM 4 This should take from 30 to 60 seconds 9 The RM 4 User Interface should indicate whether the upload was su
40. g a temperature sensor which outputs 0 to 5 V over the temperature range 50 to 150 C For this sensor the sensitivity would be set to 40 0 the units are C V The offset should be set to 50 0 here the units are C The external SOH Label for that channel should be Temperature C RM 4 Manual 14 4 User Guide Setting Up the GPS Antenna An RM 4 with GPS is shipped with an active antenna and a 10m cable Antenna position The position of the antenna is critical to the operation of the GPS Ideally the antenna should be placed in an electrically quiet location with a clear view to the horizon in all directions The GPS engine tracks the satellites from the horizon to overhead and down to the horizon again The antenna should be elevated above obstructions such as buildings power lines metal structures trees etc The GPS engine can see through foliage but the signal is scattered and attenuated The antenna should be oriented level Calculating the Power Consumption of the RM 4 The RM 4 supplies power to both the basic RM 4 and the GPS Since the GPS alone consumes almost as much power as the rest of a standard RM 4 it is important to take advantage of GPS duty cycling at sites having restrictions on power consumption As the RM 4 timeserver does not use the duty cycling feature do not enable duty cycling when using the time server The table below summarizes the power typically consumed by each component of the R
41. ing data is collected quickly In general the more excess bandwidth the less system latency As an example consider a serial port which is receiving data from a digitiser configured for 100 sps 3 channels and 15 bundles per packet The required throughput is 3780 bits s A good baud rate for the link allowing lots of excess bandwidth would be 9600 baud RM 4 Manual 13 4 User Guide In general bandwidth is most often limited by the radios or modems in a particular link If however a link consists of a direct connection between digitiser and RM 4 then there is no reason not to use the maximum available baud rate and reduce system latency even further The following traffic distribution guidelines should be used when assigning data traffic to RM 4 serial ports One port at 57 6 kbps Two ports at 38 4 kbps Five ports at 19 2 kbps Seven ports at 9 6 kbps Any combination of ports that does not exceed the total maximum transmission rate is also permitted For example one port at 38 4 kbps plus one port at 19 2 kbps Further for software release 1 32 Load ports through 4 first Use ports 5 through 7 when ports through 4 are full Use either port 5 or port 6 for a transmission rate of 57 6 kbps this transmission speed is not supported on ports through 4 or port 7 See Also For more information on configuring serial ports see the HRD and Orion User Manuals Using External State of Health Inputs Physical connec
42. larly the RM 4 periodically sends status packages reporting current status and channel activity Data Formats The RM 4 accepts two data formats e NMXP data format from HRD24 series digitisers e Ethernet NMX UDP Configuration Input and output data formats as well as TCP IP parameters are configurable by the user The RM 4 is configured via LAN connection The IP address of each unit has a default value which must be changed by a technician as soon as the RM 4 is brought online General Care and Handling Precautions Power Supply Use only the power supply or battery cable provided with the RM 4 The standard RM 4 operates only on 5 VDC 5 The RM 4 is protected against overvoltages and reverse voltages but there is no point in risking damaging the unit RM 4 Manual 7 4 User Guide Keeping water out The RM 4 is not waterproof When operating outdoors it must be contained within a waterproof enclosure Fuses The RM 4 is protected with a surface mount fast acting 0 75A fuse For units with standard 5V power this fuse is installed at F1 for 12 V power the fuse is installed at F2 GPS Backup Power Battery An RM 4 with GPS has a 7 mA h 3 3 V Lithium battery to provide backup to the RAM and real time clock The RAM stores the GPS almanac ephemeris and last position to aid the engine in locating satellites when power is restored Typical consumption is 2 uA so the GPS should be able to retain this information for about 2
43. lue is 32000 Tech access The IP address of the destination computer For example 129 3 14 3 Use 0 0 0 0 to indicate not in use Values range from 0 to 255 Default value is 0 0 0 0 Tech access ES RM4 User Interface v 2 0 Connect to 199 71 138 186 RM 4 Bridge Multiplexer Log on Configuration Communication port 32000 IP Address 199 71 138 186 Subnet mask 255 255 255 0 Gateway IP 0 0 0 8 Request Config Destination 1 IP Address 199 71 138 53 Port 32000 Request Log Request SOH Destination 2 Submit Config IP Address x j A Port 32000 Commit Config Destination 3 IP Address Port 32000 Destination 4 IP Address 0 0 0 90 Port 32000 Figure 12 Configuration of the Internet communications RM 4 Manual 26 5 User Interface Access The Access page see Figure 13 contains the log on information for factory tech and user access levels The information is used by the RM 4 when a client tries to access the system Two fields are required for each level Login The name of a user The length of the character string can vary from to 25 Access based on the access level of the current client Password The password of a client The length of the character string can vary from 1 to 25 Access based on the access level of the current client ES RM4 User Interface v 2
44. m Files page contains five buttons to select the following file management functions Request request the system file information from the RM 4 Load file load a file from the local computer Send file send to the RM 4 a file read in by a Load file command Test code ask the RM 4 to test the program code Set as default set the current tested code as the default program code Request file information The Request function sends to the RM 4 a request for the system file information The results of the request are collected and the file status of the selected partition is displayed in the following fields Date of release the date the file was generated RM 4 Manual 28 5 User Interface Checksum CRC error checking used to ensure that the file was correctly transferred to the RM 4 Read only or in use the read write access attribute of the file Source file the name of the file Comment on release any comment the operator may have put in when the file was transferred to the RM 4 Click on the items in the partition list to see the status of the other partitions on the RM 4 Load a file from the local computer The Load file function brings up the file dialog box displaying the content of a user s local computer Change to the proper directory and select the file Double click the file name or click the open button of the file dialog box to load the file The information of the loaded file is displayed in the c
45. nt configuration is not better than the previous one Click on the Reboot button to ask the server to reboot using the configuration currently stored in the flash memory Files swingall jar the archive file of Java Foundation Classes The current application uses swing version 1 2 beta rm4applet jar the archive file of RM 4 user interface and related library classes Environment The RM 4 user interface is developed using Java version 1 2 and Java Foundation Class version 1 2 beta RM 4 Manual 29 5 User Interface As an application RM 4 user interface requires the installation on a client computer of the Java Run time Environment JRE which is included in the distribution JRE is developed by JavaSoft As an applet RM 4 user interface requires Internet browser Netscape version 4 05 or higher which supports Java language version 1 2 To check if the Internet browser is set to run the RM 4 user interface test it by accessing Java support for RM 4 under FAQ at the Nanometrics web site www nanometrics ca As an applet RM 4 user interface requests permission to access the user s local file system Granting the access is only necessary when a file is to be transferred from the local computer to the RM 4 RM 4 Manual 30 6 Servicing 6 Servicing Hardware technical description This section gives an overview of the hardware used in the RM 4 Detailed specifications can be found in the Appendices Micro
46. o J El Commit Config El El El El Figure 11 Configuration of the input data ports RM 4 Manual 25 Internet 5 User Interface The Internet page see Figure 12 displays the Internet configuration of the RM 4 and the destinations to which it sends information via the network RM 4 Internet configuration Communication port IP address Gateway IP Subnet mask Defines the communication port used by the RM 4 system to send and receive messages from the destination stations Value ranges from 0 to 32768 Default value is 32000 Tech access Defines the IP address of the RM 4 For example 129 3 14 3 Values range from 0 to 255 Default value is 199 71 138 129 Tech access Defines the IP address of the gateway For example 129 3 14 2 Values range from 0 to 255 Default value is 0 Tech access Network mask used to define the RM 4 subnet For example 255 255 255 0 Values range from 0 to 255 Default value is 255 255 255 0 Tech access Destination Internet configuration A destination station is a remote computer to which the RM 4 server sends the time series data and SOH information through an Internet connection The RM 4 also listens for any request from the remote computer if the remote is running NAQSServer Port IP address The port used by the RM 4 to communicate with the destination computer Values range from 0 to 32768 Default va
47. orresponding text fields as discussed in the previous section The application sends a file load OK message upon completion of loading the file Send a file to the RM 4 The Send file function sends the currently loaded file to the RM 4 Before sending the file the operator is prompted to confirm that he she actually wants to send the specified file to the selected partition If the parameters are wrong select Cancel to quit the process Otherwise select Yes to proceed Test the program code The Test code function asks the RM 4 to test the other program code which is not currently running The user interface prompts the user to confirm the code to be tested If confirmed the RM 4 tests the code The user will see a message that the RM 4 is rebooting If successful the operator should send Set as default command to set the tested code as the default program Set as default The Set as default function asks the RM 4 to set the currently running program code as the default The RM 4 always uses the default program code when it reboots Reboot RM 4 A user can reboot the RM 4 at any time On rebooting the RM 4 uses the configuration in the flash and the default program code For example after performing a successful configuration update using the Submit Config action but prior to performing a Commit Config action the user can restore the previous configuration of the RM 4 if he she finds the curre
48. output Length of the input can vary from 1 to 25 characters Default name is External SOH Tech access ES RM4 User Interface v 2 0 Connect to 199 71 138 186 4 Bridge Multiplexer System Serial number ss HD x Cl Duty cycle Baud rate sso w SOM report interval s 60 External SOH Calibration unit volt Channel 1 External SOH 1 Channel 2 Calibration 1 0 Offset lo 0 Label External SOM 2 o Channel 3 Calibration 1 0 Offset fao Label External SOH 3 Figure 10 System hardware configuration Input Data Ports The Input Data Ports page see Figure 11 contains the configurable items of the RM 4 data ports Any change made in the items except field ReTx port of the default port applies to the corresponding item of each actual data port RM 4 Manual 24 TDMA Scrambled RTS CTS ReTx port 5 User Interface Enable TDMA for multiplexed input from a master FreeWave spread spectrum radio disable for any non multiplexed input Default setting is TDMA not enabled check the box to enable TDMA Tech access Defines whether data is scrambled during transmission Check the box to scramble data default setting is not scrambled Tech access Defines whether RTS CTS is enabled Check the box to enable RTS CTS default setting is not enabled Tech access Defines the port used for passing retransmit requests The value may vary from 0 to 7 where 0 means that the retransmit requests
49. processor The microprocessor used on the RM 4 is a Motorola PowerPC Quad Integrated Communications Controller QUICC The central processing unit CPU uses 32 bit PowerPC architecture incorporating 4 Kbyte data and instruction caches The processor operates at a system clock speed of up to 25 MHz and is equipped with several power saving modes The capabilities of the QUICC include a communications processor module CPM with four serial communications controllers SCC and two serial management controllers SMC The CPM supports communications using Ethernet protocol The microprocessor has a serial peripheral interface SPI which is used to communicate with the state of health SOH analog to digital converter ADC The processor can interface with up to 4 Mbytes of SRAM for temporary storage and 4 Mbytes of flash memory for code storage and execution Ethernet Communications One of the SCCs on the PowerPC is dedicated to Ethernet communications via a Motorola MC68160 Ethernet controller Serial Communications A quad universal asynchronous receiver transmitter UART is used to provide four additional serial communications channels These channels along with three SCCs and one SMC of the PowerPC comprise the eight external serial ports on the RM 4 All of these ports are equipped with RS 232 transceivers and EMI suppression using ferrite beads Surge protection is provided on all external serial connections using bi directional
50. r Do not enable GPS duty cycling when the RM 4 is acting as a timeserver RM 4 Manual 16 5 User Interface 5 RM 4 User Interface Manual Version 1 13 Description The RM 4 user interface provides the basic tools to configure the RM 4 to monitor the RM 4 system operation and to manage the RM 4 system files As an applet it is downloaded from the RM 4 server situated on the RM 4 and the functions in the applet communicate with the server through an Internet browser As an application it can be started from a command line prompt in the window or a desktop icon The user interface enables a client at a portable or desktop computer to connect to an RM 4 through a TCP IP link The client can examine and change the configuration of the RM 4 system and then remotely update the system configuration The user interface also enables a client to request and display the state of health information of the RM 4 operation To update the executable programs and the supporting files on an RM 4 a client can use the user interface to examine the file system on the RM 4 and then transfer the new version of a file to the RM 4 Usage and Options The RM 4 user interface consists of eight function buttons and three groups of tabbed pages for editing system configuration monitoring system operation and managing the RM 4 file system The buttons are for the following functions Log on log on to access the RM 4 Request Config request the cur
51. r than b The operation is in a warning state if the value is between a and b and is fatal if the value is less than b RM 4 Manual 19 5 User Interface After setting the display click the Save Exit button to save the new setting and dismiss the panel The new setting takes effect when a new Request SOH command is issued If the setting is changed the user will be prompted to save the change into the RM 4 configuration A user can check all the display settings and make desired changes before saving all the changes to the configuration i e saying Yes to save the configuration to send the configuration to the RM 4 Internal state of health Battery Volt current battery voltage of the RM 4 system Temperature C current temperature in Celsius of the RM 4 system External state of health Note that the type of information on each channel and the conversion between the counts and the reported value are defined in the system configuration Channel 1 current reading of channel 1 Channel 2 current reading of channel 2 Channel 3 current reading of channel 3 Data port 1 4 Data port 5 8 The data port pages see Figure 7 display the statistics for the data transmission through the RM 4 serial ports The state of health information reported for each enabled port includes Station name the ID of the digitiser currently connected to the data port Packet date the date on which the last good data packet was received Pa
52. re 6 System SOH System The System page contains the internal and external state of health information of the RM 4 as illustrated in Figure 6 Click on the Help on setting display button to toggle the help on setting display format and color Click on a display field e g the text field next to Battery Volt to display on the right side the current display setting of the field A user may adjust the scaling values of an SOH field so that the background color in the field is indicative whether the system operation is in a normal warning or fatal state Commonly green indicates normal yellow indicates warning and red the fatal state A value defining the boundary of two background colors is inclusive for the color below it There are three ways to set the background colors for the purpose of this explanation a b c and d indicate values from maximum through to minimum e Green middle where a gt b gt c gt d defines that a value is normal only within a certain range The operation is in a warning state if the value is between a and b or between c and d It is fatal if the value is greater than a or less than d e Green low where a gt b defines that a value is always normal when it is less than b The operation is in a warning state if the value is between a and b and it is fatal if the value is greater than a e Green high where a gt b defines that a value is always normal when it is greate
53. rent RM 4 configuration Request Log request the latest system log Request SOH request the state of health information of the RM 4 system Submit Config send the new configuration of the RM 4 system to the server Commit Config ask the server to make the current configuration permanent Reboot ask the server to reboot Help display the help information for the function buttons The tabbed pages are organized under three main tabs Operation System Data port 4 Data port 5 8 GPS Time GPS Satellite Configuration System hardware Input data ports Internet RM 4 Manual 17 Log on 5 User Interface Access System files RM 4 file system The on line help information for any function button or text field in a page is either shown by the tooltip text when the mouse is focused on the field or activated by clicking the right mouse button After the RM 4 user interface has finished loading click the Log on button to launch the Log on dialog box as illustrated in Figure 5 There are three levels of access to the RM 4 system factory tech and user A client can have tech or user access With user status the lowest access level a client can access all the pages on system operation and edit the user access items in the configuration pages A user is not allowed to handle system files With tech status a client can edit both tech and user editable items in the configuration pages and access all the system operation page
54. roughput The total inbound required throughput should be calculated as the sum of the required throughput for each digitiser multiplexed into the same RM 4 serial port The throughput of a given digitiser is calculated using the following formula 25 17xB required throughput for a given digitiser 10 x C x S x 1 08 x exp where C number of channels being digitised S sample rate of digitiser B number of bundles per packet Note that the final terms are usually near unity so they can be neglected for a first approximation The factor of 1 08 represents a typical compression ratio for data from a sensor at a quiet site it is the average number of bytes needed to represent one sample During an event this factor can go as high as 4 for short periods of time The final term takes into account the fact that not every byte sent is a byte of data The more bundles configured to be in a packet the smaller the proportion of the packet that is overhead and the closer this term approaches unity This throughput does not include State of Health or log message packets but these packets are normally a very small proportion of the throughput It is important to note that this formula does not include rerequested data This is why baud rates should always be chosen so that there is always plenty of spare bandwidth When there is a fade of some sort and large blocks of data are rerequested simultaneously this extra bandwidth ensures that the miss
55. rrent configuration into the system Click on Commit Config button to RM 4 Manual 27 5 User Interface make the current configuration permanent for the RM 4 system operation Note that the previous configuration is permanently removed from the system after a Commit Config action Manage RM 4 system files Click the System Files tab to bring to the front the system file page see Figure 14 An RM 4 manages its basic files for the following purposes v To store copies of the system configuration file config binary executable file program compressed Java class jar and graphic gif files of the applet v To remotely upload a new version of a program for system operation v To remotely download the Java class and graphic files to an Internet browser such as Netscape The files are stored in various partitions of an RM 4 Partitions in which the program is used in operation are not available for file uploading ES RM4 User Interface v 2 0 Connect to 199 71 138 186 System Files RM 4 File System RM 4 Bridge wet Multiplexer Partitions Date of release NOT IN USE Checksun CONFIG 1 NOT IN USE Read only JAR_1 Source file NOT IN USE Log on GIF l PROGRAM A PROGRAM_B Br aeris NOT IN USE L Comment on release Request Config Request SOH Submit Config Commit Config TEI Figure 14 System Files Application The Syste
56. rs use Therefore if operating the RM 4 outdoors it should be protected from the elements RM 4 Manual 15 4 User Guide External Batteries An RM 4 with the 12V DC input option can operate from a 12V battery or a solar panel regulator Any DC voltage in the range 10V to 16V is acceptable Use only the cable supplied with your RM 4 with 12V input option when connecting to the external power source Although over voltage and reverse voltage protection is provided within the RM 4 there is still a risk of damaging the unit if for example 12V is applied to the 5V pin of the power connector RM 4 Timeserver Option The timeserver feature provides a TCP IP based time service agent A computer can ask the RM 4 timeserver agent for the time via TCP IP When asked for the time the timeserver returns a TCP IP message with the current UTC time accurate to 1 second The RM 4 timeserver can obtain time from two sources GPS or connected HRDs When the time source is configured to HRD the RM 4 will listen to the connected HRD data streams Every 10 minutes an HRD outputs a timestamp message at the start of the second The RM 4 listens for these HRD timestamp messages and uses them to update the RM 4 timeserver time The accuracy of this time is about second The timeserver will use a GPS engine as the time source if the RM 4 has a GPS engine and is configured to use it The GPS engine provides an accurate UTC time source to the timeserve
57. rt used for factory testing and firmware downloading Its pinout is given in Appendix B RM 4 Manual 33 This page intentionally left blank Environmental Operating Temperature Humidity Packaging Dimensions Weight Approvals CE Marking FCC Power Typical With GPS Standard Input Voltage 12V Option Input Reverse Voltage Protection Overvoltage Protection Surge Protection Standard features Processor System Clock Processor Clock Ethernet Controller Ethernet Controller Clock Static Memory Flash Memory User Interface Single Tricolour LED Configuration External Connectors Power Ethernet Serial Ports GPS Serial Ports Number of Serial Ports Maximum data rates Maximum combined data rates RTS CTS Handshaking Support Keyed radio transmitter support Dialup Support Surge Protection RM 4 Manual Appendix A Specifications Appendix A Specifications 20 to 50 C 0 to 95 non condensing steel and aluminum enclosure width 18 4 cm 7 25 depth 24 1 cm 9 5 height 3 8 cm 1 5 1 0 Eg EN50081 1 and EN50082 1 Part 15 Subpart B Class A Verification 1 1 W 2 25 W SV 5 10V to 16V DC 0 75A fuse and 24V transorb 0 75A fuse and 6V zener diode 24V transorb MPC860 8 192 MHz 9 8304 MHz for serial No gt 14 24 576 MHz MC68160 20 MHz 2 Mbyte 4 Mbyte flashing green amber red off web browser via Ethernet female 5 pin DIN shielded RJ 45 shielded 8 port RJ 45 shielded
58. s A tech level client can examine the system files and transfer a file to the RM 4 ES RM4 User Interface v 2 0 Connect to 199 71 138 56 RM 4 Bridge Multiplexer fEjLog on Log on Request Config Request Log Request SOH Submit Config Commit Config Reboot Figure 5 Logging on to the RM 4 Type in the appropriate login name and password and click the Log on button in this dialog box to send the information to the server If the name and password are correct the server will grant the proper access level and send back the current configuration of the RM 4 system A client can then browse through the tabbed pages to either check the system operation or edit the system configuration Monitor RM 4 operation Click the Operation tab to bring to the front the group of tabbed pages for system operation Each page has an entry Last update time showing the time at which its content was last updated RM 4 Manual 18 5 User Interface ES RM4 User Interface v 2 0 Connectto 199 71 138 186 systen Data Port 1 4 Data Port 5 0 GPS Tine GrS Satellite RM 4 Bridge lic Multiplexer Instrument SOH Setting Battery Volt Temperature Temperature C External SOH 1 Green middle v External SOH 2 Loy on Exterval SOH 3 Request Config Submit Config Commit Config Last update time 2001 02 28 15 21 03 Refresh interval s 2 Figu
59. s is receiving packets from a PacketReader process The PacketReader is the process which reads the packets from the serial port A PacketReader is assigned to each serial port The message is a notification that the BufferedConsumer has been started and packets received from the serial ports are forwarded to the central acquisition process via the Ethernet port HrdMsgProc Starting TelemetryPacketReader port number The telemetryPacketReader at the serial port specified by the port number in the message has been started Port80 You are not allowed to log in The user name and the password received by the RM 4 from the RM 4 user interface did not match any of the user name and password pairs configured in the RM 4 Reset the logon window type in the correct user name and password and try to login again RequestSubmitConfig Updated config from remote request The RM 4 configuration was updated with the new configuration received from the RM 4 user interface File successfully uploaded The RM 4 successfully received and accepted the file sent by the RM 4 user interface RM4 Nanometrics RM4 version version number ROM ROM ID Informational message about the operating software on the RM 4 The message is generated startup and indicates the version number of the software and the ROM ID A or B from which the code is loaded Operators should always search for this message while performing the daily system operation procedures since this
60. sion C Hardware Eng File Name not linked System Eng Title RM 4 Serial Port RJ 45 to DB 9 Female Adapter Wiring Originator N Ackerley Date August 29 2001 Revision History Rev Date Author Description A March 2 1998 NJA Initial revision B March 12 1998 NJA Changed signal names for configuration port C March 23 1998 NJA Corrected RJ 45 pin numbering no change to wiring RM 4 Serial Port RJ 45 to DB 9 Female Adapter Wiring Obtain a female DB 9 modular adapter kit CON0613 2 Assemble the adapter according to the wiring list Table 1 given below Note that all manufacturers may not use the same color coding for the wires 3 Label the adapter with the drawing number and revision and the title RM 4 Female Serial Adapter RM 4 DTE RJ 45 Signal Name Signal Name Wire DB 9 Signal Name Pin Serial Config Colour Pin 8 RI SOH EXT1 white 9 RI 7 N C SOH_GND brown 6 DSR 6 N C SOH_EXT2 yellow 4 DTR 5 GND GND green 5 GND 4 RX RX red 3 TX 3 TX TX black 2 RX 2 CTS SOH_EXT3 orange 7 RTS 1 RTS PWR_CTRL blue 8 CTS Table 1 Adapter Wiring Fig 1 RJ 45 Modular Jack Pinout RM 4 Manual 51 Appendix E Doc Number 11831 Approved Date Revision B Hardware Eng File Name not linked System Eng Title RM 4 Serial Port RJ
61. tions to external state of health signal sources The connections for the external state of health SOH are found on the Configuration Port Port 8 Connector See Appendix B for the exact pinout The external SOH inputs have a very high input impedance of 2 0 MQ These inputs accept voltages in the range 20 V Overvoltage protection is provided however care should still be used to minimize transients on these lines To provide the best noise performance of the RM 4 analog circuits the return for the external SOH signals should be connected to chassis ground or left open if another DC path to ground already exists Setting up configuration parameters Each external SOH channel has three configurable parameters a sensitivity an offset and a label to be used by the browser The sensitivity of the sensor is calculated from the sensitivity of the device providing the signal and whatever external gain circuit is used This sensitivity is expressed in units V The offset is needed to allow for sensors which do not produce zero volts when registering zero units Hence the offset is the output in units which corresponds to zero volts at the SOH input The label is used by the web browser to indicate what each external SOH channel is being used for Note that it is helpful to indicate the units of the quantity being measured in the external SOH label Consider the following example Suppose you which to measure the outside temperature usin
62. transorbs which clamp external voltages at 7 5 V The remaining SMC on the PowerPC is used to communicate with the GPS engine State of Health State of health SOH measurements are provided using a 10 bit 8 1 multiplexing ADC Temperature is sensed using an on board sensor as is battery voltage and external SOH measurements Surge protection is provided on all external SOH connections using bi directional transorbs which clamp external voltages at 36 V EMI suppression is provided with ferrite beads Basic troubleshooting Status LED does not come on Disconnect the power supply and check that 5V is on pin 3 of the power supply connector for a standard RM 4 or that 12V is on pin 5 for an RM 4 configured to operate on 12V Check the on board fuse as described in the section below Maintenance Checking and replacing the on board fuse RM 4 Manual 31 6 Servicing GPS not locking Most problems with the GPS engine can be traced to a poorly placed antenna If the GPS is not receiving well try repositioning the antenna to a more favourable location Ensure that the antenna cable is not hanging from the antenna Secure the antenna cable with a few tie wraps near the antenna to carry the weight of the cable The GPS should lock on its own if there is sufficient signal strength If the GPS is not locking within 15 minutes of power on follow the procedure below 1 Go to the GPS screen on the RM 4 Operation menu of the

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