Campbell Scientific CR9000X Measurement and Control System User Manual

Cr9000x measurement and control system

CR9000X Measurement and

Control System

Revision: 4/12

C o p y r i g h t © 1 9 9 5 - 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 .

Table of contents

Document Outline

Revision and Copyright Information
Warranty
Assistance
Table of Contents
Quick Start
- QS1. Setting Up
- QS2. Program Generator Basics
- QS3. RealTime Monitoring
- QS5. View Data
- QS6. Comparison of CR9032 and CR9031
Overview
- OV1. Physical Description
- The CR9000X's CPU module (CR9032) has built-in RS-232 and Ethernet ports, thus eliminating the need for expensive external communication interfaces.
- OV2. Memory and Programming Concepts
- OV4. Support Software
- OV5. Specifications
Section 1. Installation
- 1.1 Enclosure
- 1.2 System Power Requirements and Options
- 1.3 Humidity Effects and Control
  - 1.3.1 Desiccant
  - 1.3.2 Nitrogen Purging
- 1.4 Recommended Grounding Practices
  - 1.4.1 Protection from Lightning
  - 1.4.2 Operational Input Voltage Limits: Effect on Measurements
- 1.5 Use of Digital Control Ports for Switching Relays
Section 2. Data Storage and Retrieval
- 2.1 Memory/Data Storage in CR9000X
- 2.2 Internal Data Format
  - 2.2.1 NAN and ±INF
    - 2.2.1.1 Analog Measurements and NAN
    - 2.2.1.2 Floating Point Math, NAN, and ±INF
- 2.3 Data Collection
- 2.4 Data Format on Computer
Section 3. CR9000X Measurement Details
- 3.1 Measurements using the CR9041 A/D
- 3.2 CR9058E Isolation Module Measurements
- 3.3 CR9052 Filter Module Measurements
- 3.4 Pulse Count Measurements
Section 4. CRBasic – Native Language Programming
- 4.1 Introduction to Writing CR9000X Programs
- 4.2 CRBasic Programming
- 4.3 Program Access to Data Tables
  - C = Century
  - hh = Hour
Section 5. Program Declarations
- Constants (and pre-defined constants), Variables, Constants, Aliases, Units, Data Tables, Functions, and Subroutines must be declared before being used in a CRBasic program. They are normally declared at the beginning of a CRBASIC program.
- ALIAS
- AS
- CONST
- CONSTTABLE/ENDCONSTTABLE
- DIM
- FUNCTION, EXITFUNCTION, END FUNCTION
  - EndFunction
    - Function Example
- PUBLIC
- StationName
- SUB, EXIT SUB, END SUB
  - End Sub
    - Subroutine Example
- UNITS
Section 6. Data Table Declarations and Output Processing Instructions
- 6.1 Data Table Declaration
- 6.2 Trigger Modifiers
  - DataInterval (TintoInt, Interval, Units, Lapses)
- 6.3 Export Data Instructions
- 6.4 Output Processing Instructions
Section 7. Measurement Instructions
- 7.1 Voltage Measurements
  - VoltDiff (Dest, Reps, Range, ASlot, DiffChan, RevDiff, SettlingTime, Integ, Mult, Offset)
- 7.2 Thermocouple Measurements
  - TCDiff (Dest, Reps, Range, ASlot, DiffChan, TCType, TRef, RevDiff, SettlingTime, Integ, Mult, Offset)
- 7.3 Resistive Bridge Measurements
- 7.4 Self Measurements
- 7.5 Peripheral Devices
  - AM25T (Dest, Reps, Range, AM25TChan, ASlot, DiffChan, TCType, Tref, ExCardSlot, ClkPort, ResPort, ExChan, RevDiff, SettlingTime, Integ, Mult, Offset)
- 7.6 Pulse/Timing/State Measurements
- 7.7 Serial Sensors
  - SerialInput(Dest, MaxValues, TerminateChar, FilterString)
  - SerialInput Example
- 7.8 CR9052DC & CR9052IEPE Filter Module
Section 8. Processing and Math Instructions
- AngleDegrees
- Bit Shift Operators (<< and >>)
- ABS(Source)
- ACOS (Source)
- AND Operator
- ASIN (Source)
- ATN(Source)
- ATN2(Source)
- AvgRun (Dest, Reps, Source, Number)
  - Syntax
  - Remarks
- AvgSpa (Dest, Swath, Source)
- Ceiling(Source)
- COS(Source)
- CosH (Source)
- CovSpa(Dest,NumofCov, Size,CoreArray,DataArray)
  - Syntax
- DewPoint (Dest, Temp, RH)
  - Syntax
  - Calculating Dew Point
  - Error in the Estimation of Dew Point
- EQV
  - Syntax
- EXP
- FFTSpa (Dest, N, Source, Tau, Units, Option)
  - Spectral Options
- Floor (Source)
  - Syntax
- FRAC(Source)
- Hex (Expression)
- HexToDec (Expression)
- INTDV
- IfTime(TintoInt, Interval, Units)
  - Syntax
- IIF
  - Syntax
- IMP
  - Syntax
- INT(Source), Fix(Source)
- LOG(Source) or LN(Source)
- LOG10 (source)
  - Syntax
  - LOG10 Function Example
- MaxSpa(Dest, Swath, Source)
- MinSpa(Dest, Swath, Source)
- MOD
- NOT
  - Syntax
- OR Operator
- PeakValley (DestPV, DestChange, Reps, Source, Hysteresis)
- PRT (Dest, Reps, Source, Mult, Offset)
- PRTCalc (Dest, Reps, Source, PRTType, Mult, Offset)
- Randomize(Source)
- RectPolar (Dest, Source)
- RMSSpa(Dest, Swath, Source)
- Round(Source, Decimal)
- RND Function
- SGN Function
- SIN(Source)
- SINH (Source)
- SortSpa (Dest, Swath, Source)
  - Syntax
  - Remarks
- SQR(Source)
- StdDevSpa(Dest, Swath, Source)
- SatVP (Dest, Temp)
- StrainCalc(Dest, Reps, BrConfig, Source, Zero, GF, v)
  - Syntax
    - ¼ BRIDGE STRAIN CASE 2
      - Full Bridge Strain
      - StrainCalc Example
- Tan(Source)
- TANH (Source)
- VaporPressure (Dest, Temp, RH)
- WetDryBulb (Dest, Temp, WetTemp, Pressure)
- XOR
- Derived Math Functions
Section 9. Datalogger Control
- 9.1 Program Structure/Control
- 9.2 Datalogger Status/Control
- 9.3 File Control
Section 10. Custom Keyboard Display Menus
- DisplayMenu/EndMenu
- DisplayValue ("MenuItemName", Source)
- MenuItem ("MenuItemName",Source)
- MenuPick (Item1, Item2, Item3, ..., Item512)
- SubMenu/EndSubMenu
Section 11. String Functions
- 11.1 Expressions with Strings
- 11.2 String Manipulation Functions
  - ASCII(ASCII_String(1,1,Position))
Appendix A. Keywords and Predefined Constants
Appendix B. Filter Module AvailableScan Rates
Appendix C. PC/CF Card Information
Appendix D. Status Table
Appendix E. Glossary
- E.1 Terms
- E.2 Concepts
  - E.2.1 Accuracy, Precision, and Resolution
CR9000X Index
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