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General| Digital I/O | 4 |
|---|---|
| Communication | RS-232, USB |
| Memory | 4 MB |
| Enclosure | IP67 |
| Storage Temperature Range | -55° to +85°C |
Details the features and capabilities of the CR300 series data loggers, including their product line and overview.
Describes the types of sensors that can be connected and measured by the data logger.
Explains the data logger's power requirements and connection options.
Details the data logger's capabilities as a power source for peripherals and sensors.
Discusses the importance of proper grounding for stability and accuracy.
Lists and describes the available communication ports for connecting devices and networks.
Explains how the data logger can control external devices and implement logic.
Provides instructions for establishing communication via USB or RS-232 connections.
Details how to configure the data logger for TCP/IP communication over USB.
Explains how to configure and set up Ethernet communications for the CR310 model.
Covers configuring the data logger for Wi-Fi access point or network joining.
Guides on setting up and installing cellular modules for data communication.
Details the configuration and setup of RF radio options for data loggers.
Provides steps for testing communication setup using the EZSetup wizard.
Instructions for sending a CRBasic program to the data logger.
Describes the three default data tables (Public, Status, DataTableInfo) and their contents.
Explains how to collect data from the data logger using support software.
Guides on reviewing collected data using View Pro software.
Details the various data types, ranges, resolutions, and where they are used.
Explains how data tables are created within CRBasic programs and Short Cut.
Describes how measurement data is stored in data tables within serial flash memory.
Explains the data logger's flash memory, including CPU drive and web page storage.
Details how voltage measurements are made using the ADC and PGA.
Explains how to configure terminals for analog current measurements.
Describes how bridge resistance is determined using voltage excitation.
Explains how to measure period or frequency using a high-frequency digital clock.
Covers measuring pulse sensors and processing output signals.
Details measuring vibrating wire sensors using interface modules.
Explains the data logger's support for two-way serial communications.
Covers Modbus RTU, ASCII, and TCP protocols for SCADA networks.
Details supported internet protocols like HTTP, FTP, and email.
Explains the MQTT protocol for Internet of Things (IoT) communications.
Covers the DNP3 protocol for data transmission and control commands.
Details the PakBus protocol, its advantages, and network configuration.
Explains the SDI-12 protocol for smart sensors and its operating modes.
Describes the default program and its role in ensuring data logger functionality.
Covers security measures for protecting data and system access.
Explains how to access real-time and stored data via the built-in web interface.
Provides guidance on designing power systems for remote applications.
Lists resources to aid with system installation in the field.
Discusses protecting the data logger from moisture and humidity.
Details measures for protecting against ESD and lightning strikes.
Recommends factory recalibration every three years and factors for calibration schedule.
Provides information on the internal lithium battery and its replacement.
Guides on how to check for and update the data logger's operating system.
Explains the support for extracting and compressing files using gzip.
Describes how to view the data logger's condition via Station Status.
Explains the importance of time measurement and time stamp accuracy.
Guides on analyzing and fixing common errors in CRBasic programs.
Addresses intermittent communication problems related to radio interference.
Provides solutions for 'Out of memory' errors during program compilation.
Describes procedures for resetting the data logger's memory.
Guides on diagnosing and resolving issues with power supply systems.
Explains how to enter and use terminal mode for device interaction.
Discusses ground loop conditions and methods for severing them.
Details methods for generally improving voltage measurement accuracy.
Explains how to adjust sensor output for accurate measurements.
Addresses errors related to file name length and memory allocation.
Describes system information stored in the DataTableInfo table.
Details system information available in the Status table.
Explains how to access and configure various data logger settings.
Provides details on the processor, memory, and program execution period.
Lists dimensions, weight, and case material of the data logger.
Details power input specifications and protection features.
Outlines system power out limits based on temperature.
Provides detailed specifications for analog measurement types.
Details specifications for switch-closure, high-frequency, and low-level AC inputs.
Covers specifications for terminals configurable for digital I/O.
Lists specifications for Ethernet, Internet, USB, SDI-12, RS-232, Wi-Fi, and RF options.
Provides information on compliance and conformity standards.
Provides critical information regarding Australian standards for RF equipment.
Details human exposure requirements for radio frequency fields.
Declares compliance with EU directives for CR300-CELL devices.
Declares compliance with UK regulations for CR300-CELL devices.
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