Campbell CR850 Manuals

Campbell CR850 Manuals

Manuals and User Guides for Campbell CR850. We have 1 Campbell CR850 manual available for free PDF download: Operator's Manual

Campbell CR850 Operator's Manual

Campbell CR850 Operator's Manual (566 pages)

Measurement and Control System

Brand: Campbell | Category: Measuring Instruments | Size: 24 MB

Table of Contents

About this Manual
5
Table of Contents
7
C Rbasic Example 42. Using Trigvar to Trigger Data Storage 2
24
Section 1. Introduction

27
- Hello
  27
- Typography
  27
Section 2. Cautionary Statements

29
Section 3. Initial Inspection

31
Section 4. Quickstart Tutorial

33
- Primer - CR800 Data-Acquisition
  33
List of Figures

34
List of Tables

37
- Hands-On: Measuring a Thermocouple
  43
Section 5. System Overview

57
- CR800 Datalogger
  58
  - Figure 27: Features of a Data-Acquisition System
    58
  - Clock
    59
  - Sensor Support
    59
  - CR800 Wiring Panel
    60
    
    Measurement Inputs
    60
    
    Voltage Outputs
    61
    
    Grounding Terminals
    62
    
    Power in
    62
    
    Power out
    62
    
    Power Terminals
    62
    
    Communications Ports
    63
    
    Integrated Keyboard Display
    63
  - CR1000KD Keyboard Display
    64
  - Power Requirements
    64
  - Programming
    65
    
    Operating System and Settings
    65
    
    User Programming
    65
  - Memory and Final Data Storage
    66
  - Data Retrieval
    67
    
    Data File-Formats in CR800 Memory
    67
    
    Via Mass-Storage Device
    67
    
    Via Telecommunications
    67
    
    Data Format on Computer
    68
  - Communications
    68
    
    Pakbus
    68
    
    Custom Menus
    69
    
    DNP3 Communication
    69
    
    Keyboard Display
    69
    
    Modbus
    69
  - Security
    70
    
    Figure 28: Custom Menu Example
    70
    
    Vulnerabilities
    71
    
    Pass-Code Lockout
    72
    
    Csipasswd
    73
    
    Passwords
    73
    
    Security By-Pass
    73
    
    File Encryption
    74
    
    IS Instructions
    74
    
    Pakbus Instructions
    74
    
    Settings
    74
    
    Communications Encryption
    75
    
    Hiding Files
    75
    
    Signatures
    75
  - Maintenance
    75
    
    Protection from Voltage Transients
    75
    
    Protection from Water
    75
    
    Calibration
    76
    
    Internal Battery
    76
- Datalogger Support Software
  76
Section 6. CR800 Specifications

79
Section 7. Installation

81
- Moisture Protection
  81
- Temperature Range
  81
- Enclosures
  81
- Power Sources
  82
- CR800 Configuration
  92
  - Device Configuration Utility
    92
  - Figure 33: Model of a Ground Loop with a Resistive Sensor
    92
  - Figure 34: Device Configuration Utility (Devconfig)
    93
  - Sending the Operating System
    94
    
    Sending os with Devconfig
    94
    
    Figure 35: Devconfig os Download Window
    95
    
    Figure 36: Dialog Box Confirming os Download
    95
    
    Sending os with External Memory
    96
    
    Sending os with Program Send
    96
    
    Settings
    96
    
    Settings Via Devconfig
    96
    
    Table 5. Operating System Version in Which Preserve Settings Via Program Send Instituted
    96
    
    Figure 37: Devconfig Settings Editor
    97
    
    Deployment Tab
    98
    
    Figure 38: Summary of CR800 Configuration
    98
    
    Figure 39: Devconfig Deployment Tab
    98
    
    Figure 40: Devconfig Deployment | Comports Settings Tab
    100
    
    Figure 41: Devconfig Deployment | Advanced Tab
    101
    
    Logger Control Tab
    101
    
    Figure 42: Devconfig Logger Control Tab
    102
    
    Settings Via Crbasic
    102
    
    Durable Settings
    103
    
    Include" File
    103
    
    Figure 43: "Include File" Settings Via Devconfig
    104
    
    Figure 44: "Include File" Settings Via Pakbusgraph
    104
    
    Default.cr8 File
    105
    
    Program Run Priorities
    106
    
    Figure 45: Network Planner Setup
    107
    
    Network Planner
    107
    
    Overview
    107
    
    Basics
    108
    
    Programming
    108
  - Writing and Editing Programs
    108
    
    Short Cut Editor and Program Generator
    108
    
    Crbasic Editor
    109
    
    Inserting Comments into Program
    109
  - Sending Programs
    110
    
    Preserving Data at Program Send
    110
    
    Figure 46: Crbasic Editor Program Send File Control Window
    111
    
    Table 6. Program Send Options that Reset Memory
    111
    
    Table 7. Data Table Structures
    111
  - Syntax
    112
    
    Numerical Formats
    112
    
    Table 8. Formats for Entering Numbers in Crbasic
    112
    
    Table 9. Crbasic Program Structure
    113
    
    Command Line
    115
    
    Multiple Statements on One Line
    115
    
    One Statement on Multiple Lines
    115
    
    Single-Line Declarations
    116
    
    Variables
    116
    
    Table 10. Data Types
    119
    
    Constants
    122
    
    Table 11. Predefined Constants and Reserved Words
    123
    
    Alias and Unit Declarations
    124
    
    Data Tables
    125
    
    Declared Sequences
    125
    
    Table 12. TOA5 Environment Line
    126
    
    Table 13. Typical Data Table
    127
    
    Table 14. Datainterval() Lapse Parameter Options
    130
    
    Subroutines
    131
    
    Execution and Task Priority
    132
    
    Incidental Sequences
    132
    
    Pipeline Mode
    133
    
    Table 15. Task Processes
    133
    
    Sequential Mode
    134
    
    Table 16. Pipeline Mode Task Priorities
    134
    
    Execution Timing
    135
    
    Scan() / Nextscan
    135
    
    Table 17. Program Timing Instructions
    135
    
    Slowsequence / Endsequence
    136
    
    Scan Priorities in Sequential Mode
    137
    
    Subscan() / Nextsubscan
    137
    
    Figure 47: Sequential-Mode Scan Priority Flow Diagrams
    139
    
    Instructions
    139
    
    Measurement and Data-Storage Processing
    139
    
    Argument Types
    140
    
    Names in Arguments
    140
    
    Table 18. Rules for Names
    140
    
    Arrays of Multipliers and Offsets
    141
    
    Expressions in Arguments
    141
    
    Expressions
    142
    
    Expressions with Numeric Data Types
    143
    
    Floating-Point Arithmetic
    143
    
    Mathematical Operations
    143
    
    Logical Expressions
    145
    
    Table 19. Binary Conditions of TRUE and FALSE
    146
    
    String Expressions
    147
    
    Table 20. Logical Expression Examples
    147
    
    Program Access to Data Tables
    148
    
    Table 21. Abbreviations of Names of Data Processes
    149
    
    System Signatures
    150
  - Tips
    150
    
    Use of Variable Arrays to Conserve Code Space
    150
    
    Use of Move() to Conserve Code Space
    151
- Programming Resource Library
  151
  - Calibration Using Fieldcal() and Fieldcalstrain()
    151
    
    CAL Files
    151
    
    Calibration Wizard Overview
    152
    
    Crbasic Programming
    152
    
    Manual Calibration Overview
    152
    
    Single-Point Calibrations (Zero, Offset, or Zero Basis)
    153
    
    Two-Point Calibrations (Multiplier / Gain)
    153
    
    Fieldcal() Demonstration Programs
    154
    
    Table 22. Calibration Report for Air RH Sensor
    154
    
    Zero or Tare (Option 0)
    154
    
    Figure 48: Zero (Option 0)
    155
    
    Offset (Option 1)
    156
    
    Table 23. Calibration Report for Salinity Sensor
    156
    
    Zero Basis (Option 4)
    157
    
    Table 24. Calibration Report for Flow Meter
    159
    
    Two-Point Slope and Offset (Option 2)
    159
    
    Two-Point Slope Only (Option 3)
    161
    
    Fieldcalstrain() Demonstration Program
    162
    
    Figure 49: Quarter-Bridge Strain-Gage Schematic with RC-Resistor Shunt
    164
    
    Quarter-Bridge Shunt (Option 13)
    165
    
    Figure 50: Strain-Gage Shunt Calibration Started
    166
    
    Figure 51: Strain-Gage Shunt Calibration Finished
    166
    
    Figure 52: Starting Zero Procedure
    166
    
    Quarter-Bridge Zero (Option 10)
    166
  - Information Services
    167
    
    Figure 53: Zero Procedure Finished
    167
    
    Default HTTP Web Server
    168
    
    Pakbus over TCP/IP and Callback
    168
    
    Custom HTTP Web Server
    169
    
    Figure 54: Preconfigured HTML Home
    169
    
    Figure 55: Home Page Created Using Webpagebegin() Instruction
    170
    
    Figure 56: Customized Numeric-Monitor Web
    170
    
    FTP Client
    172
    
    FTP Server
    172
    
    Ping
    172
    
    Snmp
    172
    
    Telnet
    172
    
    Dhcp
    173
    
    Dns
    173
    
    Micro-Serial Server
    173
    
    Modbus TCP/IP
    173
    
    Smtp
    173
  - Sensor Support
    173
    
    Figure 57: Entering SDI-12 Transparent Mode
    174
    
    Transparent Mode
    174
    
    Table 25. Standard SDI-12 Command and Response Set
    175
    
    Transparent Mode Commands
    175
    
    Programmed Modes
    178
    
    Recorder Mode
    178
    
    Table 26. Sdi12Recorder() Commands
    179
    
    Sensor Mode
    185
    
    Power Considerations
    186
    
    Table 27. SDI-12 Sensor Setup -- Results
    186
    
    Table 28. Example Power Usage Profile for a Network of SDI-12 Probes
    187
  - Subroutines
    188
  - Wind Vector
    189
    
    Outputopt Parameters
    190
    
    Table 29. Outputopt Options
    190
    
    Wind Vector Processing
    190
    
    Calculations
    191
    
    Measured Raw Data
    191
    
    Figure 58: Mean Wind-Vector Graph
    192
    
    Figure 59: Standard Deviation of Direction
    193
  - Custom Menus
    194
    
    Figure 60: Custom Menu Example — Home Screen
    195
    
    Figure 61: Custom Menu Example — View-Data Window
    195
    
    Figure 62: Custom Menu Example — Make-Notes Sub Menu
    195
    
    Figure 63: Custom Menu Example — Predefined-Notes Pick List
    196
    
    Figure 64: Custom Menu Example — Free-Entry Notes Window
    196
    
    Figure 65: Custom Menu Example — Accept / Clear Notes Window
    196
    
    Figure 66: Custom Menu Example — Control Sub Menu
    196
    
    Figure 67: Custom Menu Example — Control-LED Pick List
    197
    
    Figure 68: Custom Menu Example — Control-LED Boolean Pick List
    197
  - Conditional Compilation
    199
  - Serial I/O
    201
    
    Introduction
    202
    
    Table 30. ASCII / ANSI Equivalents
    202
    
    I/O Ports
    203
    
    Protocols
    203
    
    Table 31. CR800 Serial Ports
    203
    
    Glossary of Terms
    204
    
    Crbasic Programming
    205
    
    Input Instruction Set Basics
    206
    
    Input Programming Basics
    207
    
    Output Programming Basics
    208
    
    Translating Bytes
    209
    
    Memory Considerations
    210
    
    Demonstration Program
    211
    
    Configure Hyperterminal
    212
    
    Testing Applications
    212
    
    Figure 69: Hyperterminal New Connection Description
    213
    
    Figure 70: Hyperterminal Connect-To Settings
    213
    
    Figure 71: Hyperterminal COM-Port Settings Tab
    214
    
    Figure 72: Hyperterminal ASCII Setup
    214
    
    Create Send Text File
    215
    
    Create Text-Capture File
    215
    
    Figure 73: Hyperterminal Send Text-File Example
    215
    
    Figure 74: Hyperterminal Text-Capture File Example
    215
    
    Serial Input Test Program
    215
    
    Q & a
    221
  - Trigvar and Disablevar - Controlling Data Output and Processing
    223
  - NSEC Data Type
    224
    
    Figure 75: Data from Trigvar Program
    224
    
    NSEC Options
    225
  - Bool8 Data Type
    228
  - Figure 76: Alarms Toggled in Bit-Shift Example
    229
  - Figure 77: Bool8 Data from Bit-Shift Example (Numeric Monitor)
    229
  - Figure 78: Bool8 Data from Bit-Shift Example (PC Data File)
    230
  - Faster Measurement Rates
    232
    
    Measurements from 1 Hz to 100 Hz
    233
    
    Table 32. TABLE. Summary of Analog Voltage Measurement Rates
    233
    
    Table 33. Measuring Voltse() at 1 Hz
    233
    
    Measurement Rate: 101 to 600 Hz
    234
    
    Table 34. Crbasic EXAMPLE. Measuring Voltse() at 100 Hz
    234
    
    Table 35. Measuring Voltse() at 200 Hz
    234
    
    Subscan() / Nextsubscan Details
    235
    
    Measurement Rate: 601 to 2000 Hz
    236
    
    Table 36. Measuring Voltse() at 2000 Hz
    236
  - String Operations
    237
    
    Table 37. Parameters for Analog Burst Mode (601 to 2000 Hz)
    237
    
    String Operators
    238
    
    Table 38. String Operators
    238
    
    String Concatenation
    239
    
    String NULL Character
    239
    
    Table 39. String Concatenation Examples
    239
    
    Table 40. String NULL Character Examples
    239
    
    Extracting String Characters
    240
    
    Inserting String Characters
    240
    
    String Use of ASCII / ANSII Codes
    240
    
    Table 41. Extracting String Characters
    240
    
    Table 42. Use of ASCII / ANSII Codes Examples
    240
    
    Data Tables
    241
    
    Formatting String Hexadecimal Variables
    241
    
    Formatting Strings
    241
    
    Table 43. Formatting Strings Examples
    241
    
    Table 44. Formatting Hexadecimal Variables - Examples
    241
    
    Pulsecountreset Instruction
    242
  - Program Signatures
    243
    
    Binary Runtime Signature
    243
    
    Executable Code Signatures
    243
    
    Text Signature
    243
  - Advanced Programming Examples
    244
    
    Miscellaneous Features
    244
    
    Running Average and Total of Rain
    247
    
    Use of Multiple Scans
    247
    
    Groundwater Pump Test
    248
    
    Scaling Array
    251
    
    Conditional Output
    252
    
    Capturing Events
    253
  - PRT Measurement
    254
    
    PRT Calculation Standards
    254
    
    Table 45. Prtcalc() Type-Code-1 Sensor
    255
    
    Table 46. Prtcalc() Type-Code-2 Sensor
    256
    
    Table 47. Prtcalc() Type-Code-3 Sensor
    256
    
    Table 48. Prtcalc() Type-Code-4 Sensor
    257
    
    Table 49. Prtcalc() Type-Code-5 Sensor
    257
    
    Measuring Pt100S (100-Ohm Prts)
    258
    
    PT100 in Four-Wire Half-Bridge
    258
    
    Self-Heating and Resolution
    258
    
    Table 50. Prtcalc() Type-Code-6 Sensor
    258
    
    Figure 79: PT100 in Four-Wire Half-Bridge
    260
    
    PT100 in Three-Wire Half-Bridge
    260
    
    Figure 80: PT100 in Three-Wire Half-Bridge
    261
    
    PT100 in Four-Wire Full-Bridge
    262
    
    Figure 81: PT100 in Four-Wire Full-Bridge
    263
    
    Figure 82: Running-Average Equation
    264
    
    Running Average
    264
    
    Figure 83: Running-Average Frequency Response
    266
    
    Figure 84: Running-Average Signal Attenuation
    267
    
    Measurements
    269
  - Time
    269
    
    Time Stamps
    269
Section 8. Operation

269
- Voltage
  270
- Figure 85: PGI Amplifier
  271
- Figure 86: PGIA with Input Signal Decomposition
  271
- Input Limits
  271
- Reducing Error
  272
- Measurement Sequence
  273
- Measurement Accuracy
  274
- Timing
  274
  - Figure 87: Voltage Measurement Accuracy (0° to 40°C)
    275
  - Voltage Range
    276
    
    Autorange
    276
    
    Table 52. Analog Voltage Input Ranges with Options for Common Mode Null (CMN) and Open Input Detect (OID)
    276
    
    Common Mode Null / Open Input Detect
    277
    
    Fixed Voltage Ranges
    277
    
    Input and Excitation Reversal
    278
    
    Offset Voltage Compensation
    278
    
    Table 53. Analog Measurements and Offset Voltage Compensation
    278
    
    Background Calibration
    279
    
    Ground Reference Offset Voltage
    279
    
    Integration
    279
    
    Ac Power Line Noise Rejection
    280
    
    Table 54. Crbasic Measurement Integration Times and Codes
    280
    
    Table 55. Ac Noise Rejection on Small Signals
    280
    
    Figure 88: Ac Power Line Noise Rejection Techniques
    281
    
    Table 56. Ac Noise Rejection on Large Signals
    281
    
    Figure 89: Input Voltage Rise and Transient Decay
    282
    
    Signal Settling Time
    282
    
    Measuring the Necessary Settling Time
    283
    
    Minimizing Settling Errors
    283
    
    Table 57. Crbasic Measurement Settling Times
    283
    
    Figure 90: Settling Time for Pressure Transducer
    285
    
    Self-Calibration
    285
    
    Table 58. First Six Values of Settling-Time Data
    285
    
    Table 59. Status Table Calibration Entries
    287
    
    Table 60. Calibrate() Instruction Results
    289
    
    Time Skew between Measurements
    290
    
    Resistance Measurements
    291
    
    Table 61. Resistive-Bridge Circuits with Voltage Excitation
    292
    
    Ac Excitation
    293
    
    Accuracy of Ratiometric-Resistance Measurements
    294
    
    Table 62. Analog Input-Voltage Range and Basic Resolution
    294
    
    Figure 91: Deriving ∆V1
    295
    
    Strain Calculations
    296
    
    Table 63. Straincalc() Instruction Equations
    296
    
    Pulse
    297
    
    Thermocouple
    297
    
    Figure 92: Pulse-Sensor Output Signal Types
    298
    
    Figure 93: Switch-Closure Pulse Sensor
    298
    
    Pulse-Input Channels (P1 - P2)
    299
    
    Table 64. Pulse-Input Channels and Measurements
    299
    
    Figure 94: Pulse-Input Channels
    300
    
    High-Frequency Pulse (P1 - P2)
    300
    
    Low-Level Ac (P1 - P2)
    300
    
    Switch Closure (P1 - P2)
    300
    
    High Frequency Mode
    301
    
    Pulse Input on Digital I/O Channels C1 - C4
    301
    
    Low-Frequency Mode
    302
    
    Pulse Measurement Tips
    302
    
    Figure 95: Connecting Switch Closures to Digital I/O
    303
    
    Frequency Resolution
    303
    
    Table 65. Example. E for a 10 Hz Input Signal
    304
    
    Table 66. Frequency Resolution Comparison
    304
    
    Input Filters and Signal Attenuation
    305
    
    Pay Attention to Specifications
    305
    
    Pulse Measurement Problems
    305
    
    Table 67. Example of Differing Specifications for Pulse-Input Channels
    305
    
    Table 68. Time Constants (Τ)
    305
    
    Figure 96: Amplitude Reduction of Pulse-Count Waveform (before and after 1-Μs Time Constant Filter)
    306
    
    Table 69. Filter Attenuation of Frequency Signals
    306
    
    Period Averaging
    307
    
    Switch Bounce and NAN
    307
    
    And TTL
    308
    
    Figure 97: Input Conditioning Circuit for Period Averaging
    308
    
    Recording
    308
    
    Analog Sensor Cables
    309
    
    Cabling Effects
    309
    
    Field Calibration
    309
    
    Figure 98: Circuit to Limit Control Port Input to 5 VDC
    309
    
    Figure 99: Current Limiting Resistor in a Rain Gage Circuit
    309
    
    Pulse Sensors
    309
    
    Sensors
    310
    
    Synchronizing Measurements
    310
  - Measurement and Control Peripherals
    311
    
    Analog-Input Expansion Modules
    312
    
    Control Outputs
    312
    
    Digital I/O Ports
    312
    
    Pulse-Input Expansion Modules
    312
    
    Serial-Input Expansion Modules
    312
    
    Component-Built Relays
    313
    
    Figure 100: Control Port Current Sourcing
    313
    
    Relays and Relay Drivers
    313
    
    Analog Control / Output Devices
    314
    
    Figure 101: Relay Driver Circuit with Relay
    314
    
    Figure 102: Power Switching Without Relay
    314
    
    Low-Level Ac
    315
    
    Tims
    315
    
    Vibrating Wire
    315
  - Memory and Final Data Storage
    315
    
    Storage Media
    315
    
    Table 70. CR800 Memory Allocation
    316
    
    Table 71. CR800 SRAM Memory
    317
    
    CPU: Drive
    318
    
    Data Storage
    318
    
    Data Table SRAM
    318
    
    Table 72. Data-Storage Drives
    318
    
    USR: Drive
    318
    
    Data File Formats
    319
    
    USB: Drive
    319
    
    Table 73. Tablefile()-Instruction Data-File Formats
    320
    
    Full Memory Reset
    323
    
    Memory Conservation
    323
    
    Memory Reset
    323
    
    File Management
    324
    
    Formatting Drives
    324
    
    Manual Data-Table Reset
    324
    
    Program Send Reset
    324
    
    Table 74. File-Control Functions
    324
    
    Data Preservation
    326
    
    File Attributes
    326
    
    Table 75. CR800 File Attributes
    326
    
    External Memory Power-Up
    327
    
    Table 76. Data-Preserve Options
    327
    
    Creating and Editing Powerup.ini
    328
    
    Table 77. Powerup.ini Commands
    329
    
    File Management Q & a
    330
    
    File Names
    331
    
    File System Errors
    331
    
    Table 78. File System Error Codes
    331
  - Telecommunications and Data Retrieval
    332
    
    Hardware and Carrier Signal
    333
    
    Initiating Telecommunications (Callback)
    333
    
    Protocols
    333
    
    Table 79. CR800 Telecommunications Options
    333
  - Pakbus Overview
    334
    
    Nodes: Leaf Nodes and Routers
    335
    
    Pakbus Addresses
    335
    
    Router and Leaf-Node Configuration
    335
    
    Figure 103: Pakbus Network Addressing
    336
    
    Table 80. Pakbus Leaf-Node and Router Device Configuration
    336
    
    Beacon (One-Way Broadcast)
    337
    
    Hello-Message (Two-Way Exchange)
    337
    
    Linking Pakbus Nodes: Neighbor Discovery
    337
    
    Adjusting Links
    338
    
    Hello-Request (One-Way Broadcast)
    338
    
    Maintaining Links
    338
    
    Neighbor Lists
    338
    
    Automatic Packet-Size Adjustment
    339
    
    Link Integrity
    339
    
    Pakbus Troubleshooting
    339
    
    Ping
    339
    
    Figure 104: Flat Map
    340
    
    Figure 105: Tree Map
    340
    
    Loggernet Network-Map Configuration
    340
    
    Table 81. Pakbus Link-Performance Gage
    340
    
    Traffic Flow
    340
    
    Figure 106: Configuration and Wiring of Pakbus LAN
    341
    
    LAN Wiring
    341
    
    Pakbus LAN Example
    341
    
    Figure 107: Devconfig Deployment | Datalogger Tab
    342
    
    LAN Setup
    342
    
    Figure 108: Devconfig Deployment | Comports Settings Tab
    343
    
    Figure 109: Devconfig Deployment | Advanced Tab
    343
    
    Figure 110: Loggernet Network-Map Setup: COM Port
    344
    
    Loggernet Setup
    344
    
    Table 82. Pakbus-LAN Example Datalogger-Communications Settings
    344
    
    Figure 111: Loggernet Network-Map Setup: Pakbusport
    345
    
    Figure 112: Loggernet Device Map Setup: Dataloggers
    345
    
    Pakbus Encryption
    346
  - Alternate Telecommunications
    347
    
    Declarations
    347
    
    Dnp3
    347
    
    Overview
    347
    
    Programming for DNP3
    347
    
    Crbasic Instructions
    348
    
    Table 83. DNP3 Implementation — Data Types Required to Store Data in Public Tables for Object Groups
    348
    
    Programming for Data-Acquisition
    349
    
    Modbus
    350
    
    Overview
    350
    
    Glossary of Terms
    351
    
    Table 84. Modbus to Campbell Scientific Equivalents
    351
    
    Terminology
    351
    
    Crbasic Instructions - Modbus
    352
    
    Declarations
    352
    
    Programming for Modbus
    352
    
    Table 85. Crbasic Ports, Flags, Variables, And, Modbus Registers
    352
    
    Addressing (Modbusaddr)
    353
    
    Reading Inverse-Format Registers
    353
    
    Supported Function Codes (Function)
    353
    
    Table 86. Supported Modbus Function Codes
    353
    
    Troubleshooting
    353
    
    Converting 16-Bit to 32-Bit Longs
    354
    
    Modbus over IP
    354
    
    Modbus Tidbytes
    354
    
    Authentication
    355
    
    Web Service API
    355
    
    Command Syntax
    356
    
    Table 87. API Commands, Parameters, and Arguments
    357
    
    Browsesymbols Command
    358
    
    Data Management
    358
    
    Time Syntax
    358
    
    Table 88. Browsesymbols API Command Parameters
    359
    
    Table 89. Browsesymbols API Command Response
    359
    
    Dataquery Command
    362
    
    Table 90. Dataquery API Command Parameters
    363
    
    Control
    368
    
    Setvalueex Command
    368
    
    Table 91. Setvalueex API Command Parameters
    368
    
    Table 92. Setvalue API Command Response
    369
    
    Clock Functions
    370
    
    Clockset Command
    370
    
    Table 93. Clockset API Command Parameters
    370
    
    Table 94. Clockset API Command Response
    371
    
    Clockcheck Command
    372
    
    Table 95. Clockcheck API Command Parameters
    372
    
    Table 96. Clockcheck API Command Response
    372
    
    Files Management
    374
    
    Sending a File to a Datalogger
    374
    
    Table 97. Curl Httpput Request Parameters
    374
    
    Filecontrol Command
    375
    
    Table 98. Filecontrol API Command Parameters
    376
    
    Listfiles Command
    377
    
    Table 100. Listfiles API Command Parameters
    377
    
    Table 99. Filecontrol API Command Response
    377
    
    Table 101. Listfiles API Command Response
    378
    
    Newestfile Command
    381
  - Support Software
    382
  - Table 102. Newestfile API Command Parameters
    382
  - Using the Keyboard Display
    382
    
    Table 103. Special Keyboard-Display Key Functions
    383
    
    Figure 113: Using the Keyboard / Display
    384
    
    Data Display
    385
    
    Figure 114: Displaying Data with the Keyboard / Display
    385
    
    Figure 115: Real-Time Tables and Graphs
    386
    
    Real-Time Custom
    386
    
    Real-Time Tables and Graphs
    386
    
    Figure 116: Real-Time Custom
    387
    
    Figure 117: Final-Storage Tables
    388
    
    Final-Storage Tables
    388
    
    Figure 118: Run/Stop Program
    389
    
    Run/Stop Program
    389
    
    Figure 119: File Display
    390
    
    File Display
    390
    
    Figure 120: File: Edit
    391
    
    File: Edit
    391
    
    Figure 121: Ports and Status
    392
    
    Figure 122: Settings
    392
    
    Ports and Status
    392
    
    Settings
    392
    
    Configure Display
    393
    
    Pakbus Settings
    393
    
    Set Time / Date
    393
  - Figure 123: Configure Display
    393
  - Program and os File Compression
    393
  - Table 104. Typical Gzip File Compression Results
    395
Section 9. Maintenance

397
Section 10. Troubleshooting

403
- Status Table
  403
- Operating Systems
  403
- Programming
  403
  - Status Table as Debug Resource
    403
    
    Compileresults
    404
    
    Table 106. Warning Message Examples
    404
    
    Skippedrecord
    405
    
    Skippedscan
    405
    
    Skippedslowscan
    405
    
    Memoryfree
    406
    
    Progerrors
    406
    
    Status Table Watchdogerrors
    406
    
    Varoutofbounds
    406
    
    Watchdogerrors
    406
    
    Watchdoginfo.txt File
    407
  - Program Does Not Compile
    407
  - Program Compiles / Does Not Run Correctly
    407
  - NAN and ±INF
    408
    
    Floating-Point Math, NAN, and ±INF
    408
    
    Measurements
    408
    
    Measurements and NAN
    408
    
    Voltage Measurements
    408
    
    Data Types, NAN, and ±INF
    409
    
    Table 108. Variable and FS Data Types with NAN and ±INF
    409
    
    Output Processing and NAN
    410
- Communications
  411
  - 411
    411
  - Communicating with Multiple Pcs
    411
  - Comms Memory Errors
    411
    
    Commsmemfree(1)
    411
    
    Table 109. Commsmemfree(1) Defaults and Use Example, TLS Not Active
    412
    
    Commsmemfree(2)
    413
    
    Commsmemfree(3)
    413
    
    Table 110. Commsmemfree(1) Defaults and Use Example, TLS Active
    413
- Power Supplies
  414
  - Overview
    414
  - Troubleshooting Power at a Glance
    415
  - Diagnosis and Fix Procedures
    415
    
    Battery Test
    415
    
    Charging Regulator with Solar-Panel Test
    416
    
    Charging Regulator with Transformer Test
    418
    
    Adjusting Charging Voltage
    419
- Terminal Emulator
  421
Section 11. Glossary

425
- Terms
  425
- Concepts
  449
  - Accuracy, Precision, and Resolution
    449
Appendix A. Crbasic Programming Instructions

451
- Program Declarations
  451
  - Variable Declarations & Modifiers
    452
  - Constant Declarations
    453
- Data-Table Declarations
  453
  - Data-Table Modifiers
    453
  - Data Destinations
    454
  - Final Data Storage (Output) Processing
    455
    
    Single-Source
    455
    
    Multiple-Source
    456
- Single Execution at Compile
  457
- Program Control Instructions
  457
  - Common Program Controls
    457
  - Advanced Program Controls
    460
- Measurement Instructions
  461
  - Diagnostics
    461
  - Voltage
    462
  - Thermocouples
    462
  - Resistive-Bridge Measurements
    462
  - Excitation
    463
  - Pulse and Frequency
    463
  - Digital I/O
    464
    
    Control
    464
    
    Measurement
    464
  - 465
    465
  - Specific Sensors
    465
    
    Wireless Sensor Network
    467
  - Peripheral Device Support
    468
- Processing and Math Instructions
  470
  - Mathematical Operators
    470
  - Arithmetic Operators
    471
  - Bitwise Operators
    471
  - Table 112. Arithmetic Operators
    471
  - Compound-Assignment Operators
    472
  - Table 113. Compound-Assignment Operators
    472
  - Logical Operators
    473
  - Trigonometric Functions
    474
    
    Derived Functions
    474
    
    Intrinsic Functions
    474
    
    Table 114. Derived Trigonometric Functions
    474
  - Arithmetic Functions
    475
  - Integrated Processing
    477
  - Spatial Processing
    478
  - Other Functions
    479
    
    Histograms
    479
- String Functions
  480
  - String Operations
    480
  - String Commands
    481
- Clock Functions
  483
- Voice-Modem Instructions
  485
- Custom Keyboard and Display Menus
  486
- Serial Input / Output
  487
- Peer-To-Peer Pakbus Communications
  488
- Variable Management
  492
- Table 115. Asynchronous-Port Baud Rates
  492
- File Management
  493
- Data-Table Access and Management
  495
- Information Services
  496
- Modem Control
  499
- Scada
  499
- Calibration Functions
  500
- Satellite Systems
  501
  - Argos
    501
  - Goes
    502
  - Omnisat
    502
  - Inmarsat-C
    503
- User Defined Functions
  503
Appendix B. Status Table and Settings

505
Appendix C. Serial Port Pinouts

527
- CS I/O Communications Port
  527
- Communications Port
  527
  - Pin-Out
    527
  - Power States
    528
Appendix D. ASCII / ANSI Table

531
Appendix E. FP2 Data Format

535
Appendix F. Other Campbell Scientific Products

537
- Sensors
  537
  - Wired Sensors Types
    537
  - Wireless Sensor Network
    538
- Sensor Input Modules
  538
  - Analog Input Multiplexers
    538
    
    T Able 125. Wireless Sensor Modules 5
    538
    
    T Able 126. Sensors Types Available for Connection to CWS900 5
    538
  - Pulse / Frequency Input Expansion Modules
    539
  - Serial Input Expansion Peripherals
    539
  - Vibrating-Wire Input Modules
    539
  - Passive Signal Conditioners
    539
    
    Resistive Bridge TIM Modules
    539
    
    Current-Shunt Modules
    540
    
    Voltage Dividers
    540
  - Terminal-Strip Covers
    540
- Cameras
  540
- T Able 132. Voltage Dividers 5
  540
- Control Output Modules
  541
  - Digital I/O (Control Port) Expansion
    541
  - Continuous Analog Output (CAO) Modules
    541
  - Relay Drivers
    541
- Dataloggers
  541
- Power Supplies
  542
  - Battery / Regulator Combination
    542
    
    T Able 139. Measurement and Control Devices 5
    542
    
    T Able 140. Battery / Regulator Combinations 5
    542
  - Batteries
    543
  - Battery Bases
    543
  - Regulators
    543
    
    T Able 141. Batteries 5
    543
    
    T Able 142. CR800 Battery Bases 5
    543
  - Primary Power Sources
    544
- Enclosures
  544
- Telecommunications Products
  545
  - Keyboard Display
    545
  - Direct Serial Communications Devices
    545
  - Ethernet Link Devices
    545
  - Telephone
    545
  - Private Network Radios
    546
  - Satellite Transceivers
    546
- Data Storage Devices
  546
- Data Acquisition Support Software
  546
  - Starter Software
    546
  - Datalogger Support Software
    547
    
    T Able 155. Datalogger Support Software 5
    547
    
    Loggernet Suite
    548
  - Software Tools
    548
  - T Able 157. Software Tools 5
    548
  - Software Development Kits
    549
  - T Able 158. Software Development Kits 5
    549
Index

551

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