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Table of Content Safety ...................................................................... 1 Symbols & Terms .......................................................................................... 1 Specific Precautions ....................................................................................... 2 1. Introduction ........................................................ 1 The EpiSensor ES-U2 .................................................................................... 1 Inspecting the EpiSensor................................................................................ 2 2. Installation Basics .............................................. 5 Requirements for Installation ......................................................................... 5 Required Tools ....................................................................................... 5 Required Supplies .................................................................................. 6 Required Equipment .............................................................................. 6 Mounting & Orienting ................................................................................... 7 Connecting to the Data Logger .................................................................... 11 Grounding the EpiSensor ............................................................................. 12 Safety First ........................................................................................... 12 EMI/RFI ............................................................................................... 13 Low Noise Operation ........................................................................... 14 Powering the EpiSensor ............................................................................... 14 Zero-Adjusting the EpiSensor...................................................................... 15 Methods of Measuring the DC Offset .................................................. 15 Performing the Zero Adjustment on the Standard Zero Adjustment Unit ...................................................................................................... 15 Performing the Zero Adjustment on the Factory Set Zero Adjustment Units ..................................................................................................... 16 Note: Why a Mechanical Zero Adjust ................................................ 17 Note on Full-Scale Range .................................................................... 18 3. Operating Basics .............................................. 19 Signal Polarity.............................................................................................. 20 Required Power ............................................................................................ 20 Performing a Functional Test with a Rock Digitizer ................................... 20 Sensor Response Test .................................................................................. 21 EpiSensor Configuration .............................................................................. 21 Opening the EpiSensor Case ................................................................ 22 Jumper Selectable Options ........................................................................... 22 Setting the Full-Scale Range ........................................................................ 22 EPISENSOR ES-U2 USER GUIDE SAFETY 1
