Changes for page ANU Seismic Data Loggers
Last modified by robert on 2025/06/15 14:13
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... ... @@ -68,7 +68,7 @@ 68 68 69 69 = Logger Menus Overview (and setup) = 70 70 71 -The same menus are used in both t ypesofloggers.71 +The same menus are used in both the TSAWR and LPR-200 loggers. 72 72 73 73 == System Information == 74 74 ... ... @@ -76,40 +76,27 @@ 76 76 77 77 This menu also displays the firmware version, battery, external, and solar voltages, and the temperature of the system. 78 78 79 -==== Upon setup ==== 79 +* Check all Initialisation Parameters are marked as successful. 80 +* Check that solar voltage is above 10 V, otherwise the station will not last long. 80 80 81 -- Check all Initialisation Parameters are marked as successful. 82 - 83 -- Check that solar voltage is above 10 V, otherwise the station will not last long. 84 - 85 - 86 86 == Live Seismometer Data == 87 87 88 88 This screen displays real time seismometer data for all 3 axes of the seismometer. Initially, a plot of raw data from all 3 channels is shown. By pressing enter, a high pass filter can be applied showing a more useful plot of all channels. The up and down arrows can be used to change between a view of all channels, individual channels, and all channels on different X axes. 89 89 90 -==== Upon setup ==== 86 +* Check that all 3 channels are present and are producing a signal. 87 +* Stomp on the ground near where the sensor is installed to check that a signal is being picked up by all 3 channels. 88 +* Common representations of poor signals include channels sloping smoothly from high values to zero, or sharp corners in the plots. 91 91 92 -- Check that all 3 channels are present and are producing a signal. 93 - 94 -- Stomp on the ground near where the sensor is installed to check that a signal is being picked up by all 3 channels. 95 - 96 -- Common representations of poor signals include channels sloping smoothly from high values to zero, or sharp corners in the plots. 97 - 98 - 99 99 == GPS Data == 100 100 101 101 This menu displays the status of the stations' GPS connection. The screen lists; UTC time, UTC date, latitude, longitude, altitude, number of satellite connections, and SNR. 102 102 103 - ====Upon setup====94 +* Check that the station is connected to satellites 104 104 105 -- Check that the station is connected to satellites 106 - 107 - 108 108 == SD Information == 109 109 110 110 The menu lists if the SD card has been initialised, as well as the capacity and space free on the memory card. See "Data card formatting" (above) to see how to format and initialise the inserted SD card. 111 111 112 - 113 113 == System Configuration == 114 114 115 115 This menu is used to set the stations identifiers and parameters. ... ... @@ -122,26 +122,19 @@ 122 122 123 123 The seismometer model and serial number (up to 10 characters) can be set. Seismometer model options include: 124 124 125 -- Trillium Compact 112 +* Trillium Compact (same for 20 and 120) 113 +* CMG - 3ESP 114 +* Guralp 40T 115 +* LE-3D Lite 116 +* Mark L4C 117 +* Mark L4 126 126 127 -- CMG - 3ESP 128 - 129 -- Guralp 40T 130 - 131 -- LE-3D Lite 132 - 133 -- Mark L4C 134 - 135 -- Mark L4 136 - 137 137 Additionally, the following settings can be used in place of the seismometer model types: +/- 20V, +/- 10V, +/- 5V 138 138 139 139 The record on restart option ensures that if the logger dies and is powered back up whilst in the field (due to battery charging cycles or other causes) that the recording will resume. 140 140 141 - ====Upon setup====123 +* Set the sampling rate, station identifier, and network code. Set the appropriate seismometer type. Most importantly, ensure the record on restart setting is checked. 142 142 143 -- Set the sampling rate, station identifier, and network code. Set the appropriate seismometer type. Most importantly, ensure the record on restart setting is checked. 144 - 145 145 (% class="box errormessage" %) 146 146 ((( 147 147 NOTE: Ensure the 'RECORD ON RESTART' option is marked with a cross. ... ... @@ -152,16 +152,12 @@ 152 152 153 153 == STA/LTA Configuration == 154 154 155 - -135 +The Short Term Average and Long Term Average Configuration screen.. this is a relic for when people weren't recording continuously. Not advised! 156 156 157 -= = 158 - 159 159 = LogFile Conversion Script = 160 160 161 161 Both the TSAWR and LPR-200 write logging information as a binary "dat" file which includes GPS time syncs, temperatures, battery power, and position. To convert them into ASCII you can read, use [[THIS PYTHON SCRIPT>>http://auspass.edu.au/field/anusr_log.py]]. 162 162 163 -= = 164 - 165 165 = Instrument Response = 166 166 167 167 Both the TerraSAWR and LPR-200 use the same ADS1281 analog-to-digital converter chip and are designed to have identical instrument response. Depending on the output sample rate (e.g. 100 Hz, 250 Hz, 500 Hz, 1000 Hz) amplitude response is consistently flat up to ~~100 Hz but phase response can vary above 1 Hz at 100 Hz (or 10 Hz at 250 Hz). ... ... @@ -175,38 +175,20 @@ 175 175 176 176 = ANU TerraSAWR (Gen 3, FW 3.5a, 2017?- current) = 177 177 178 - Text here154 +Words to describe the TSAWR would go here, if needed 179 179 180 -== Sub-paragraph == 181 181 182 -XXXX 183 183 184 -== Sub-paragraph == 185 - 186 -xx 187 - 188 -=== Sub-sub paragraph === 189 - 190 -x 191 - 192 - 193 193 = ANU LPR-200 (Gen 2, FW 2.6a/2.7a, 2013 - current) = 194 194 195 - Text here160 +Ditto the mighty LPR! 196 196 197 -== Sub-paragraph == 198 198 199 -x 200 - 201 -== Sub-paragraph == 202 - 203 -x 204 - 205 - 206 206 = ANU "ANUSR" (Gen 1, 2003? - 2013?) = 207 207 208 - x165 +This logger has been retired for a long time and has a different instrument response. 209 209 167 + 210 210 = References = 211 211 212 212 * [[PDF Manual>>http://auspass.edu.au/field/LPR-200_Instruction_Manual.pdf]]