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Campbell csi mAXON, Instruction Manual

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INSTRUCTION MANUAL

CSI Maxon

Radiotelemetry Network

Revision: 4/03

C o p y r i g h t   ( c )   1 9 8 9 - 2 0 0 3

C a m p b e l l   S c i e n t i f i c ,   I n c .

Summary of Contents for csi mAXON

Page 1: ...INSTRUCTION MANUAL CSI Maxon Radiotelemetry Network Revision 4 03 C o p y r i g h t c 1 9 8 9 2 0 0 3 C a m p b e l l S c i e n t i f i c I n c...

Page 2: ...l other warranties expressed or implied including warranties of merchantability or fitness for a particular purpose CAMPBELL SCIENTIFIC INC is not liable for special indirect incidental or consequenti...

Page 3: ...ts 2 7 2 5 1 Troubleshooting Physical Link Between Base and Field Station2 7 2 5 2 Error Messages 2 7 2 5 3 Troubleshooting with the Terminal Emulator 2 9 3 Radiotelemetry Network Components 3 1 3 1 R...

Page 4: ...1 B 2 Phone to RF Base Station B 1 B 3 Phone to RF Base Station with Measurement Capability B 4 C Power Calculations C 1 D Fundamentals of Radiotelemetry D 1 D 1 Radio Waves D 1 D 2 Antennas D 2 D 3...

Page 5: ...on B 4 B 2 Phone to RF Base Station B 7 B 3 Phone to RF Base Station with Measurement Capability B 7 Tables 3 1 The RF310M Modem 3 2 3 2 RF310M Command Character Summary 3 5 3 3 Summary of the Shutdow...

Page 6: ...CSI Maxon Radiotelemetry Network Table of Contents This is a blank page iv...

Page 7: ...The requirements specific to a RF telemetry network include The distance between radio stations should not be greater than approximately 25 miles The stations should not have major obstacles between t...

Page 8: ...datalogger resides at this station taking the desired measurements Any field station can also operate as a repeater The only requirement is that the station s antenna must be able to communicate in a...

Page 9: ...computer to collect data from the field station s Normally all communication to the field stations originate at the base station Data retrieval remote programming and system analysis can all be done...

Page 10: ...8W To Antenna RS232 Cable CARRIER DETECT RF310B RF BASE STATION POWER ON MADE IN U S A FIGURE 1 3 An RF Telemetry Base Station 1 4 Repeater Purpose To act as relay between two communicating stations s...

Page 11: ...Section 1 General Radiotelemetry Network 1 5 PS512M RF310 RF310M FIGURE 1 4 A Typical RF Telemetry Repeater Station...

Page 12: ...Section 1 General Radiotelemetry Network 1 6 This is a blank page...

Page 13: ...station as 254 Label the remaining stations with different ID numbers Later each modem will be set with the corresponding ID number The Station ID similar to a phone number allows the base station to...

Page 14: ...r you will need to install it Refer to the PC208W Manual if you have questions about the installation procedure or PC208W PC208W will refer to the RF310M as either RF Modem or RF95 There are eight mai...

Page 15: ...o RF modem The default COM port settings should not be changed The RF modem default settings do not need to be changed The default datalogger settings do not need changing except for the Dialed using...

Page 16: ...ort If your computer uses COM2 click the Add COM port button to add an RS 232 communications port Next click the Add Device button When the Add Device button is clicked the Add New Device dialog box o...

Page 17: ...attached to RS 232 communication port 2 Next use the Add Device button again to connect the datalogger to RF1 This window shows the CR10X datalogger connected to the RF modem Notice the Dialed Using R...

Page 18: ...tion link An RF link can also be tested at the field site with a portable base station hardware requirements for the portable base station are described in Appendix B Testing begins with turning the R...

Page 19: ...ing inside a building 3 Damaged or shorted cables 4 Bad or improper connections 5 Antenna frequency does not match the radio frequency 6 Base and field station radios aren t using same frequency 7 Dat...

Page 20: ...ios plugged in to the RF modems 2 Are the radios connected to power 3 Verify that nothing but an RF modem is connected to the datalogger s 9 pin connector 4 Are Station IDs set properly in the RF Mode...

Page 21: ...ion s RF modem and the computer This baud rate can be set at 300 1200 or 9600 baud The RF310M will detect the computer s baud rate and match it RESPONSE IF SUCCESSFUL prompt given SOL modem is now in...

Page 22: ...aud rate between RF Modem and Datalogger by slowly pressing ENTER a few times Pause about 2 seconds between each press of the enter key RESPONSE IF SUCCESSFUL from datalogger The Asterisk prompt indic...

Page 23: ...2 RF310M States The RF310M Modem operates in one of two separate states The RF310M can be utilized in either the RF310M ME Modem Enable state or the RF310M SDC Synchronous Device Communication state...

Page 24: ...RF base stations The RF310M is shipped with the switch set for the RF310M ME state and station ID of 1 3 1 3 Setting Station ID Each RF310M including the one in the RF base station must have a unique...

Page 25: ...er about two tenths of a second The Carrier Detect light can also be used to check the RAM Random Access Memory and ROM Read Only Memory of the RF310M With the radio disconnected and the datalogger in...

Page 26: ...a valid transmission block is received on the RF link The datalogger being in Telecommunications Mode will override the Time out Timer The Local Command Mode is used to set up and shut down an RF lin...

Page 27: ...Mode is entered after addressing Some explanation is contained in Appendix E RF310M States In the Local Command Mode the SOL modem responds to command characters received from the terminal or computer...

Page 28: ...mputer screen The datalogger connected to the EOL modem is now in the Telecommunications Mode and will respond to the standard datalogger telecommunications commands If the verification block does not...

Page 29: ...blocks are subsequently retransmitted The noise level indicators should be 102 70 at the standard 3 0K baud rate or 124 70 at 2 4K baud The noise level indicators are reset and subsequently become ac...

Page 30: ...3 2 1 Radio Description The RF310 and RF312 radios are compatible with the RF310M RF modem and the RF310B base station The RF310 and RF312 radios differ only in the carrier frequency range The RF310...

Page 31: ...talling radios 1 Secure the radio and its bracket to the RF310M using screws from the RF310M Modem s lid 2 Connect the 9 pin connector with the red and black power leads coming out of it of the radio...

Page 32: ...on between RF sites First determine if your antenna is omnidirectional or unidirectional An omnidirectional antenna will transmit receive in a full 360 degree circle Generally an omnidirectional anten...

Page 33: ...for antennas with male receptacles A Campbell Scientific antenna cable complete with connectors is specified as either COAX NM L or COAX NF L COAX NF L is a coaxial RG 8A U cable with a BNC connector...

Page 34: ...mounting and housing sensors and other equipment for a station 3 4 1 Tripods and Towers for Mounting For the different mounting requirements Campbell Scientific offers the CM6 Tripod CM10 Tripod UT10...

Page 35: ...normally required due to the large current drain of the radio 3 4 3 1 Lead Acid Batteries Lead acid batteries are designed to be float charged by a solar panel or AC power source The role of the lead...

Page 36: ...ore than one battery to the PS12LA Monitor the power supply using datalogger Instruction 10 Users are strongly advised to incorporate this instruction into their data acquisition programs to keep trac...

Page 37: ...0B 25 pin female port connects to the computer RS 232 port The computer RS 232 port may be either 9 or 25 pin The RF310B s 25 pin port is configured as Data Communications Equipment DCE for direct cab...

Page 38: ...for RF310B 25 Pin Port Pin I O Description 1 Ground 2 I TX 3 O RX 4 I RTS 20 I DTR 22 O RING TABLE 3 8 RF310B Power Conversions Pins Jumpered Apply AC 110 VAC 1 3 2 4 1 4 120 VAC 1 3 2 4 1 4 220 VAC...

Page 39: ...Section 3 Radiotelemetry Network Components 3 17 RF310B TOP VIEW FIGURE 3 8 Top View of the RF310B Base Station...

Page 40: ...Section 3 Radiotelemetry Network Components 3 18 This is a blank page...

Page 41: ...208W Manual This section gives a brief description of software setup specific RF application notes and data collection methods 4 1 1 Basic Concepts PC208W is designed to use a unique communication pat...

Page 42: ...mated Data Collection PC208W One feature of PC208W is automated scheduled data collection PC208W can be setup to call each station based on time To setup the scheduler click on the setup button of the...

Page 43: ...he bottom First select the tools tab then select the datalogger of interest in the Station List Using the mouse click on the Connect button of the Connect Window The computer is communicating with the...

Page 44: ...nications is used for this purpose Call back is commonly used to initiate data collection under emergency situations e g water level falls below lower limit Call back is not the preferred method for r...

Page 45: ...0 0000X 46 0111 0100X 89 1001 1010X 4 0010 0000X 47 1111 0100X 90 0101 1010X 5 1010 0000X 48 0000 1100X 91 1101 1010X 6 0110 0000X 49 1000 1100X 92 0011 1010X 7 1110 0000X 50 0100 1100X 93 1011 1010X...

Page 46: ...00X 71 1110 0010X 114 0100 1110X 29 1011 1000X 72 0001 0010X 115 1100 1110X 30 0111 1000X 73 1001 0010X 116 0010 1110X 31 1111 1000X 74 0101 0010X 117 1010 1110X 32 0000 0100X 75 1101 0010X 118 0110 1...

Page 47: ...01 0001X 179 1100 1101X 222 0111 1011X 137 1001 0001X 180 0010 1101X 223 1111 1011X 138 0101 0001X 181 1010 1101X 224 0000 0111X 139 1101 0001X 182 0110 1101X 225 1000 0111X 140 0011 0001X 183 1110 11...

Page 48: ...59 1111 1001X 202 0101 0011X 245 1010 1111X 160 0000 0101X 203 1101 0011X 246 0110 1111X 161 1000 0101X 204 0011 0011X 247 1110 1111X 162 0100 0101X 205 1011 0011X 248 0001 1111X 163 1100 0101X 206 01...

Page 49: ...32A B 2 Phone to RF Base Station When an RF network is a great distance from the desired place of data collection a phone modem can be used to call the RF base station A computer with PC208W Datalogge...

Page 50: ...RF Select the proper calling modem from the Modem Pick List The calling modem is connected to the computer Use 9600 baud for the COM200 4800 baud for the COM100 and 1200 baud for the DC112 Phone to R...

Page 51: ...te needs the Dialed Using RF95 Path set This is the address set in the RF310M RF Modem Phone to RF When a repeater is used the Dialed Using RF95 Path includes the path of the repeater followed by the...

Page 52: ...ace devices COM Port Phone Modem Datalogger RF Modem and finally each Datalogger field site The Phone number and RF Path must be set The COM200 Phone Modem and the RF310M are connected to and powered...

Page 53: ...Configurations B 5 The correct calling modem connected to computer should be selected from the Modem Pick List The COM200 uses 9600 baud DC112 uses 1200 COM100 uses 4800 The Base CR10X must have the p...

Page 54: ...the Dialed Using RF95 Path set This is the same address set in the RF310M RF Modem This window shows a phone to RF base with measurement using a repeater to get to CR10X5 Note the second RF modem conn...

Page 55: ...Appendix B Alternate Base Station Configurations B 7 RF310M RF310 312 FIGURE B 2 Phone To RF Base Station RF310M RF310 312 FIGURE B 3 Phone To RF Base Station With Measurement Capability...

Page 56: ...Appendix B Alternate Base Station Configurations B 8 This is a blank page...

Page 57: ...ximately 0 0000000000003 Watts 3X10 13 which represents 95 dBm Signal Power SP TP AG PL CL where SP Signal Power dBm Power of the signal received TP Transmit Power dBm Rated output power of transmitti...

Page 58: ...Appendix C Power Calculations C 2 Power Conversion Conversion of Watts to dBm can be done with the following formula dBm 10 Log Watts 0 001...

Page 59: ...ve or sky wave is used in Campbell Scientific s RF networks Energy is lost from radio waves as they travel away from the transmitting antenna One reason for this is the loss due to dispersion of energ...

Page 60: ...pattern is important to consider when a RF station is to communicate with more than one other RF station The vertical pattern is the radiating pattern in the upward and downward directions Any two com...

Page 61: ...e crystal oscillates at a desired frequency which is specific for the carrier frequency The oscillator converts DC power to an AC signal This signal is then amplified modulated with the signal and tra...

Page 62: ...Appendix D Fundamentals of Radiotelemetry D 4 This is a blank page...

Page 63: ...de the ME line is high and the RF310M is subsequently in the Transparent Mode or EOL Mode depending on the relative location of the RF310M E 2 RF310M SDC State The RF310M SDC State can be used to enab...

Page 64: ...he address sent to the RF310M can tell the RF310M to connect to the phone modem which requires the RF310M to switch its TXD and RXD lines Therefore all characters are routed through the phone modem to...

Page 65: ...ting 40 C to 80 C 30 C to 60 C Current Consumption Standby Muted Transmit 5 Watts RF Power Transmit 1 Watt RF Power 65 mA 2 0 A 1 0 A Frequency Bands VHF RX and TX UHF RX and TX 148 000 174 000 MHz 44...

Page 66: ...stment 1 kHz Nom Dev 20dB 25 kHz Channel Spacing 12 5 kHz Channel Spacing Min 3 5 Max 6 0 Min 1 5 Max 4 0 Specifications Receiver Sensitivity 12 dB Sinad UHF 117 dBm VHF 118 dbM Nom cond UHF 115 dBm V...

Page 67: ...S Max Antenna Socket Input Match 10 dB Return Loss L O frequency Temperature Stability 1st 5ppm 2nd 15ppm from 30 to 60 C L O Frequency Aging rate 2ppm year Specifications Reference Crystal Frequency...

Page 68: ...Appendix F Specifications F 4 This is a blank page...

Page 69: ...nit of power equal to 10 times the common logarithm of the ratio of two amounts of signal power End of Link Modem An RF modem which is at the field station Field Station The place of origin of the dat...

Page 70: ...which modulates an electrical signal on the carrier wave and codes all transmissions for a specific path RF Path The designation of an RF link with modem ID Numbers and modem commands RLQA RF Link Qu...

Page 71: ...y in the range of 130 to 174 MHz VSWR Voltage Standing Wave Ratio The ratio of the standing wave voltage across the RF transmission cable at the high voltage points to that at the low voltage points U...

Page 72: ...Glossary d This is a blank page...

Page 73: ...This is a blank page...

Page 74: ...campbellsci com br suporte campbellsci com br Campbell Scientific Canada Corp CSC 11564 149th Street NW Edmonton Alberta T5M 1W7 CANADA www campbellsci ca dataloggers campbellsci ca Campbell Scientifi...

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