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Campbell CR6 User Manual

Campbell CR6
285 pages
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Revision: 02/10/2020
Copyright © 2000 2020
Campbell Scientific, Inc.

Table of Contents

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Campbell CR6 Specifications

General IconGeneral
BrandCampbell
ModelCR6
CategoryData Loggers
LanguageEnglish

Summary

Precautions

General Safety Precautions

Essential safety guidelines for installation, operation, maintenance, and working with tripods and towers.

Utility and Electrical Safety

Details hazards related to utility lines and electrical connections during installation and operation.

Elevated Work and Weather Safety

Safety measures for working at heights and during inclement weather conditions.

CR6 Data Acquisition System Components

Overview of the CR6 Datalogger

Provides a general description of the CR6 data logger's capabilities, including its CPU, inputs, and operating system.

CR6 Operations and Programs

Explains how the CR6 measures sensors, processes data, and runs programs written in CRBasic.

Sensor Compatibility

Lists the types of sensors (analog, pulse, smart) that can be connected to the CR6.

Wiring Panel and Terminal Functions

Power Input Options

Describes various methods for powering the data logger, including BAT and CHG terminals.

Power Output Capabilities

Details how the CR6 can supply power to external devices via 12V, SW12, and CS I/O ports.

Grounding Connections

Explains the importance and types of grounding for stability, ESD protection, and measurement accuracy.

Communications Ports Overview

Lists and describes the data logger's communication interfaces like CS I/O, RS-232/CPI, USB, and Ethernet.

Setting Up the CR6

Establishing Data Logger Communications

Steps to configure communication between the logger and a computer via USB, RS-232, Ethernet, Wi-Fi, or radio.

Testing Communications with EZSetup

Verifying connectivity and basic setup of the data logger using the EZSetup wizard.

Creating a CRBasic Program

Guidance on using Short Cut or CRBasic Editor to develop custom measurement programs.

Sending Programs to the Data Logger

Process for uploading CRBasic programs to the CR6, including data backup.

Working with Data

Default Data Tables

Describes the standard Public, Status, and DataTableInfo tables for logger measurements and status.

Collecting Data

Methods for retrieving data from the logger using LoggerNet or PC200W/PC400 software.

Viewing Historic Data

How to review collected data using View Pro software for tabular and graphical analysis.

Data Types and Formats

Explains how data is represented internally using different types like Float, Long, and Boolean.

Data Memory

Data Tables

Details on how data is organized and stored in SRAM tables, including ring memory.

Memory Allocation

Explains how logger memory (SRAM, CPU, USR, CRD) is partitioned and managed.

SRAM Structure

Describes the organization and usage of SRAM memory sectors like static and variable memory.

MicroSD Card (CRD Drive)

Information on using removable microSD cards for data storage expansion.

Measurements

Voltage Measurements

Explains how to perform analog voltage measurements using single-ended or differential configurations.

Current-Loop Measurements

Details procedures for measuring current loops using the RG terminals.

Resistance Measurements

Explains methods for measuring resistance using voltage or current excitation.

Pulse Measurement Specifications

Details on measuring pulse signals such as counts, frequency, and timing.

Communications Protocols

Modbus Communications

How to use the Modbus protocol for data exchange with industrial devices.

SDI-12 Communications

Information on the SDI-12 protocol for communicating with smart sensors.

PakBus Communications

Details on the proprietary PakBus protocol for Campbell Scientific device networks.

CR6 Maintenance

Data Logger Calibration

Procedures and recommendations for calibrating the data logger for accuracy.

Data Logger Security

Methods to secure the data logger against unauthorized access and tampering.

Internal Battery

Information on the internal lithium battery, its life, and replacement.

Electrostatic Discharge and Lightning Protection

Measures to protect the logger and sensors from ESD and lightning.

Tips and Troubleshooting

Checking Station Status

How to monitor the logger's operational status and identify potential issues.

CRBasic Program Errors

Guidance on resolving common errors in CRBasic programs during compilation and runtime.

Resetting the Data Logger

Procedures for resetting the logger's memory, processor, or configuration.

Information Tables and Settings (Advanced)

DataTableInfo Table System Information

Details on metadata for data tables, including fill days and record size.

Status Table System Information

Information about the logger's internal status, battery, and memory usage.

Settings

Overview of configurable parameters for various logger functions like network and radio settings.

CR6 Specifications

System Specifications

Details on processor, memory capacity, and program execution period.

Power Requirements

Information on input voltage, current limits, and average current drain for various modes.

Analog Measurements Specifications

Technical details for analog input measurements, including voltage and resistance.

Communications Specifications

Details on various communication interfaces and protocols supported by the CR6.

Appendix A. Glossary

Glossary Terms

Definitions of technical terms used throughout the manual.

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