Complete Table of Contents

1.0 Introduction

  1. 1.1 Compatibility
  2. 1.2 SDI-12 Interface Cable
  3. 1.3 LED Status

2.0 Levelogger Independent Recording Option

  1. 2.1 Data Downloading and Programming in Field

3.0 Installation


4.0 Operation

  1. 4.1 Setting the SDI-12 Address
  2. 4.2 Activation and Verification
  3. 4.3 Changing Leveloggers

5.0 SDI-12 Supported Commands

  1. 5.1 Acknowledge Active Command (a!)
  2. 5.2 Address Query Command (?!)
  3. 5.3 Send Identification Command (aI!)
  4. 5.4 Change Address Command (aAb!)
  5. 5.5 Start Measurement Command (aM!)
  6. 5.6 Start Measurement Command with Checksum (aMC!)
  7. 5.7 Send Data Command (aD0!)
  8. 5.8 Start Concurrent Measurement Command (aC!)
  9. 5.9 Start Concurrent Measurement w Checksum (aCC!)
  10. 5.10 Start Verification Command (aV!)

6.0 Trouble Shooting

  1. Levelogger Does Not Reply
  2. SDI-12 Recorder Receives Erroneous Replies
  3. Recorder Receives Invalid Response to D command

7.0 References