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Campbell Scientific LR4 Four Channel Latching Relay Module User Manual

Lr4 four channel latching relay module

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LR4 Four Channel

Latching Relay Module

Revision: 6/12

C o p y r i g h t © 2 0 1 0 - 2 0 1 2

C a m p b e l l S c i e n t i f i c , I n c .

Pages: 1 2 3 4 5 6 7 … 22
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Table of contents

Document Outline

  • Revision and Copyright Information
  • Warranty
  • Assistance
  • Table of Contents
  • LR4 Four Channel Latching Relay Module
    • 1. General Description
    • 2. Specifications
    • 3. Relay Details
    • 4. Contact Details
      • 4.1 Types
      • 4.2 Relay Contact Life
    • 5. Manual Toggle Control
    • 6. LED Indicators
    • 7. Using SDI-12
      • 7.1 SDI-12 Wiring
      • 7.2 SDI-12 Addresses
      • 7.3 SDI-12 Commands
      • 7.4 SDI-12 Programming Examples for CRBasic Datalogger
        • 7.4.1 Reading Relay Status Values
        • 7.4.2 Setting Relay Values
        • 7.4.3 CR200(X) Programming
      • 7.5 Edlog Set Relay Example
    • 8. Using Modbus
      • 8.1 Wiring for Modbus
        • 8.1.1 RS-232
        • 8.1.2 RS-485
      • 8.2 Modbus Baud Rate
      • 8.3 Modbus Mode
      • 8.4 Modbus Address
      • 8.5 Modbus Supported Commands
      • 8.6 Modbus Operation
    • 9. Firmware Update Procedure
  • Campbell Scientific Contact Information
See also other documents in the category Campbell Scientific Relay:
  • SDM-CD16AC 16-Channel ac/dc Relay Controller (26 pages)
  • SDS122 Two-Way Serial Data Switch (14 pages)
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