Campbell-scientific CS11-L Current Transformer Manual do Utilizador descarregar pdf (Página 5)

Table of Contents

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1. General Description....................................................1

2. Specifications .............................................................1

3. Installation...................................................................2

4. Wiring...........................................................................3

5. ACPower Instruction ..................................................3

5.1 Using the ACPower Instruction with the CS11-L................................3

5.2 ACPower (from CRBasic Help)...........................................................4

6. Programming ............................................................10

6.1 CR800, CR850, CR1000, or CR3000 Programming .........................11

6.1.1 Example CR1000 Program .........................................................12

6.2 CR200X-series Dataloggers...............................................................12

6.2.1 CR200(X) Program for 60 Hz.....................................................13

6.2.2 CR200(X) Program for 50 Hz.....................................................14

6.3 CR510, CR10X, CR23X Dataloggers................................................14

6.3.1 Example CR10X Program ..........................................................15

6.4 21X, CR7 Dataloggers .......................................................................16

6.4.1 Example CR21X Program ..........................................................17

6.5 CR1000 with Multiplexer Sample Program .......................................18

6.5.1 Example CR1000 program reading 32 CS11-L Current

Tranformers.............................................................................18

6.6 CR10X with Multiplexer Sample Program ........................................18

6.6.1 Example CR10X program reading 32 CS11-L Current

Transformers ...........................................................................19

Appendix

Theory of Operation................................................ A-1

A.1 Typical Electrical Circuit ................................................................ A-1

A.2 Current Transformer Description .................................................... A-2

A.3 Converting a Milliamp Signal to a Millivolt Signal ........................ A-3

A.4 Multiplier ........................................................................................ A-4

A.5 CS11-L Details................................................................................ A-4

A.6 Multiple Passes Through the Sensor ............................................... A-5

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Campbell-scientific CS11-L Current Transformer Manual do Utilizador Página 5