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Phoenix Geophysics RXU-8A Quick Start Manual

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RXU-8A Quick
Start Guide
2.
RXU-8A (components)
3.
Product description
4.
Creating a Configuration File
5.
Configuration Creator - CSAMT acquisition
6.
Configuration Creator - MT acquisition
7.
Electric Channel Settings - MT acquisition
8.
Magnetic Channel Settings
9.
Using Remote Control Client
10.
Saving a Configuration File
11.
RXU-8A Connections
12.
SD Card - Recording Data
13.
Stopping a recording
14.
Quick Field Data Evaluation
15.
Evaluate
16.
Process Data
17.
Viewing Recording Details
18.
Technical Support
Version: 200914
ID: DAA21
1

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Summary of Contents for Phoenix Geophysics RXU-8A

  • Page 1 RXU-8A (components) Product description RXU-8A Quick Creating a Configuration File Configuration Creator - CSAMT acquisition Configuration Creator - MT acquisition Start Guide Electric Channel Settings - MT acquisition Magnetic Channel Settings Using Remote Control Client Saving a Configuration File RXU-8A Connections...
  • Page 2 Components Power/Record button and indicator Display E1 (Ex) electrode connectors E2 (Ey) electrode connectors E3 electrode connectors E4 electrode connectors E5 electrode connectors Ground electrode connector 12VDC power input LAN connector GPS antenna connector H1 (Hx) magnetic sensor connector H2 (Hy) magnetic sensor connector H3 (Hz) magnetic sensor connector SD card button and indicator 10 SD card slot and cover...
  • Page 3 RXU-8A Designed with flexibility in mind, the RXU-8A can be used as a regular MT receiver, where the extra electric channels can be used to acquire a redundant recording on the same site or to acquire an adjacent site. Excellent...

  • Page 4: Creating A Configuration File

    Creating a Configuration File Open EMpower and click the Prepare button Select the Receiver Type Recording 2.1. MT - Configuration Creator 2.2. CSAMT - Configuration Creator (see next page) Calibration 3.1. Sensor Calibration 3.2. Receiver Calibration *No additional configuration needed System tests 4.1.
  • Page 5 Configuration Creator - CSAMT acquisition Select the CSAMT recording type CSAMT Setup Wizard ○ Type the Project name ○ Select the Local power line frequency ○ Choose the Local time zone and click Next Frequency Schedule ○ Define the lowest and highest frequency ○...
  • Page 6 Configuration Creator - MT acquisition Check that the Receiver type is RXU-8A Select the Schedule 2.1. Manual or Automatic Start 2.2. Or for a specific schedule use, Single Shot, Daily or Weekly and click Add Schedule to define the time and date...
  • Page 7 Electric Channel Settings - MT acquisition Select the Electric channel Enable or Disable the channel(s) ○ Disable the channel(s) If you do not plan to use them during the recording (This will save space on the SD card) Complete the information in the Electric channel settings Some channel settings can be configured by...
  • Page 8 Magnetic Channel Settings Select the Magnetic channel Enable or Disable the channel(s) ○ Disable the channel(s) if you do not plan to use them during the recording ( This will save space on the SD card) Fill in the required information on the Magnetic channel settings Channel settings can be configured by using the right-click menu or by using the Magnetic channel settings section...
  • Page 9 Using Remote Control Client Use Remote Control Client from Tools menu Provide a valid hostname, username and password Then click on Connect button to establish a connection Choose Receiver Type Enter the instrument ID Configure Electric and Magnetic channels as needed Click on the Send Configuration button Note :...

  • Page 10: Saving A Configuration File

    Saving a Configuration File Insert the SD Card ○ The computer must be equipped with an SD card slot or use a USB card reader Click the File menu ○ Save or Ctrl+S ○ Select the SD card ○ EMpower will automatically create the file “config.json”...
  • Page 11 RXU-8A Connection - Single site MT Start by connecting: Ground electrode Electrodes to channel E1(Ex) (N+, S-) and channel E2(Ey) (E+, W-) ○ Channels E3, E4, E5 are normally not required in a conventional Single site MT survey Magnetic sensors to channels H1(Hx), H2(Hy)
  • Page 12 SD Card - Recording Data Recording Press the power button briefly and release Insert the SD card Starting Acquiring GPS Ready To turn on the receiver, press the Power button briefly 2.1. Wait until both LEDs are solid blue Automatic Start 2.2.

  • Page 13: Stopping A Recording

    Stopping a recording Press the Power button briefly and release Press the Power button briefly and release to stop Recording Saving Ready recording ○ Wait until both LEDs are steady blue Turn off the receiver, pressing the Power button for a few seconds the LEDs will flash red Keep pressing the power button 3 sec and ○...
  • Page 14 Quick field Data Evaluation Click the Evaluate button Select View data Select the SD card ○ The recording creates two folders, log and recdata Open the recdata folder and select the recording folder and click Choose Recording Start Time (GPS timezone) Recording Receiver Date...
  • Page 15 Evaluate Review and Process the recorded information Review the Electrode Resistance values and make the necessary corrections ○ Electrode Distance (m) to GND ○ E-Azimuth ○ External Filter This section can also be used to input additional field information if desired Ensure that the magnetic sensors were detected and make the necessary corrections ○...

  • Page 16: Process Data

    Process Data Click the Process button ○ Verify that the channels and references selected are the desired ones Define the time period by entering a start and end date/time Enable the electric power grid filter that corresponds to the frequency carried by the power lines in the survey region (50Hz, 60Hz or None) Click the Process button...
  • Page 17 Viewing Recording Details Review that the following levels are within valid limits for quality control: Battery Voltage Internal Temperature Number of Satellites Saturated Frames ○ If saturation is not close to ~0%, review the channel configuration (see pages 4 - 6) the channel gain might be too high and/or there is artificial noise on your site...

  • Page 18: Technical Support Contact

    Technical Support Contact Email: support@phoenix-geophysics.com Phone: + 1 416 491 7340...

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