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SBS314 Lite Rain Gauge
User Manual
UM-780-3981-SBS314 Lite Manual – v2.0

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Summary of Contents for EML SBS314

  • Page 1 SBS314 Lite Rain Gauge User Manual UM-780-3981-SBS314 Lite Manual – v2.0...
  • Page 2 The contents are subject to change without prior notice. Please observe that this manual does not create any legally binding obligation for EML towards the customer or end user. All legally binding commitments and agreements are included exclusively in the applicable supply contract or Conditions of Sale.
  • Page 3: Table Of Contents

    Basic Maintenance ..........................12 Calibration ............................12 Specifications ..........................13 Gauge Specifications ......................... 13 Cable Specifications (if fitted) ......................13 Appendix A – SBS LITE products, accessories and spares ..............14 UM-780-3981-SBS314 Lite Manual – v2.0 P a g e...
  • Page 4: List Of Figures

    Figure 1 - Cable gland and cable (left), levelling feet (right) ..............7 Figure 2 – SBS LITE Levelling Feet ......................7 Figure 3 – Rain gauge fitted to a pedestal as part of the EML system ........... 8 Figure 4 - Reed switch and resistor ......................9 Figure 5 - Filter and filter cap (left) / Nozzle delivering water into tipping bucket (right) ....
  • Page 5: General Information

    The information contained in this manual may not cover all aspects of SBS LITE applications. Please refer to associated equipment manuals or consult papers and technical notes on the EML website (www.emltd.net) or contact EML for more details (sales@emltd.net).
  • Page 6: Introduction

    The effect of this can be up to a 20% reduction in rainfall catch. The unique aerodynamic shape of the EML range of scientific standard rain gauges reduces this effect, ensuring a high level of confidence in the accuracy of our measurements.
  • Page 7: Unpacking The Rain Gauge

    The gauge is levelled by slackening the locking nuts on the adjustable feet, adjust feet for level and tighten locking nuts (Figure 2). Pegs can be fitted if necessary, through the holes provided next to the adjusters. Figure 2 – SBS LITE Levelling Feet UM-780-3981-SBS314 Lite Manual – v2.0 P a g e...
  • Page 8: Alternative Mounting Options

    The SBS LITE can be purchased with a rain gauge pedestal and guy kit or a rain gauge pedestal only. An example of this configuration is shown in Figure 3. Figure 3 – Rain gauge fitted to a pedestal as part of the EML system UM-780-3981-SBS314 Lite Manual – v2.0...
  • Page 9: Wiring Guidelines

    The SBS LITE includes a 2-way terminal for connection (the green terminal). As this is a contact closure (switch) device it does not matter which way you connect this to your logging device or counter. UM-780-3981-SBS314 Lite Manual – v2.0 P a g e...
  • Page 10: Operation

    Water then drips from the nozzle into one of the two halves of the tipping bucket. Figure 5 - Filter and filter cap (left) / Nozzle delivering water into tipping bucket (right) UM-780-3981-SBS314 Lite Manual – v2.0 10 | P a g e...
  • Page 11: Figure 6 - Internal Image Of The Sbs Lite Tipping Bucket Mechanism

    A levelling bubble is provided as an aid to levelling of the rain gauge. Connections to the reed switches are made via the green connector terminal. UM-780-3981-SBS314 Lite Manual – v2.0 11 | P a g e...
  • Page 12: Maintenance And Calibration

    PLEASE NOTE: A spares kit is available with filter, cap, and screws. Contact EML sales (sales@emltd.net) for more information.
  • Page 13: Specifications

    Table 4 - Cable Specifications (if fitted) Technical Specifications Temperature Range -30°C to +70°C Overall diameter 4.6 mm 85  Char. impedance Capacitance/metre 154 pF Alpha 2401 Equivalents Belden 8761 UL style2092 UM-780-3981-SBS314 Lite Manual – v2.0 13 | P a g e...
  • Page 14: Appendix A - Sbs Lite Products, Accessories And Spares

    Appendix A – SBS LITE products, accessories and spares Table 5 – SBS LITE products Product code Description P-780-3981 SBS314 LITE Rain gauge 0.1mm P-780-3982 SBS314 LITE Rain gauge 0.2mm P-780-3983 SBS314 LITE Rain gauge 0.5mm C-102-008 Additional Cable (Per Metre)

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