Changes for page ANU Seismic Data Loggers
Last modified by robert on 2025/04/24 14:58
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... ... @@ -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. ... ... @@ -152,14 +152,12 @@ 152 152 153 153 == STA/LTA Configuration == 154 154 155 -The Short Term Average and Long Term Average Configuration screen is nolonger used.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 - 158 158 = LogFile Conversion Script = 159 159 160 160 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]]. 161 161 162 - 163 163 = Instrument Response = 164 164 165 165 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). ... ... @@ -173,38 +173,20 @@ 173 173 174 174 = ANU TerraSAWR (Gen 3, FW 3.5a, 2017?- current) = 175 175 176 - Text here154 +Words to describe the TSAWR would go here, if needed 177 177 178 -== Sub-paragraph == 179 179 180 -XXXX 181 181 182 -== Sub-paragraph == 183 - 184 -xx 185 - 186 -=== Sub-sub paragraph === 187 - 188 -x 189 - 190 - 191 191 = ANU LPR-200 (Gen 2, FW 2.6a/2.7a, 2013 - current) = 192 192 193 - Text here160 +Ditto the mighty LPR! 194 194 195 -== Sub-paragraph == 196 196 197 -x 198 - 199 -== Sub-paragraph == 200 - 201 -x 202 - 203 - 204 204 = ANU "ANUSR" (Gen 1, 2003? - 2013?) = 205 205 206 - x165 +This logger has been retired for a long time and has a different instrument response. 207 207 167 + 208 208 = References = 209 209 210 210 * [[PDF Manual>>http://auspass.edu.au/field/LPR-200_Instruction_Manual.pdf]]