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General| Communication Interface | USB |
|---|---|
| Power Supply | AC adapter (100-240 V AC) |
| Operating Temperature | 0°C to 40°C |
| Input Type | Voltage, Temperature |
| Temperature Range | -200 to 1300 °C |
| Sampling Rate | 100 ms to 60 s |
| Recording Interval | 100 ms to 60 s |
Details about optional accessories available for the Memory HiLOGGER.
Explanation of safety symbols and warning icons used in the manual.
Explanation of symbols for various standards and operational conventions.
Defines measurement categories (CAT II-IV) and their safety implications.
Guidance on initial checks and precautions before first-time use.
Precautions for installing the instrument in various environments and locations.
Guidelines for handling the instrument safely and preventing damage.
Precautions for handling power cords, cables, and probes to prevent damage.
Steps to take before turning on the instrument, including using battery and AC adapter.
Safety precautions for input voltage limits and signal handling during measurement.
Guidelines for proper handling and care of the included CD.
Precautions and guidelines for using CF cards and USB flash drives.
Provides a general overview of the Hioki LR8431-20 Memory HiLogger's features and functions.
Step-by-step guide illustrating the process from installation to measurement.
Identifies and describes the function of various parts of the front, rear, and top panels.
Details the various waveform and numerical display screen configurations available.
Covers fundamental operations like screen navigation, starting/stopping recording, and saving data.
Instructions for installing, charging, and using the optional battery pack.
Detailed steps for connecting the AC adapter for power and battery charging.
Guidance on connecting appropriate cables for voltage, temperature, and pulse measurements.
Procedure for turning the instrument on and off, including initial startup checks.
Steps for performing zero adjustment to correct voltage offset for accurate measurements.
Checklist for inspecting the instrument and peripherals before initial operation.
Illustrates the general workflow from connecting and configuring to recording and analyzing.
Configure horizontal axis and recording parameters like interval, time base, and saving methods.
Set up analog and pulse channels for voltage, temperature, integration, and revolution measurements.
Adjust waveform colors, display ranges, magnification, and units for better visualization.
Add titles and comments to measurement data for better organization and identification.
Review and manage settings for all channels, including batch copying and default resets.
Define conditions based on waveform slope or level to control recording start and stop.
Configure alarm criteria and beeper settings for channel-specific alerts.
View and manage trigger and alarm criteria settings for all channels in a list format.
Set specific start and stop times for recording, with options for repeating intervals.
Explains how recording operation depends on combinations of trigger, timer, and repeat settings.
Learn to scroll, zoom, and navigate through recorded waveform data.
Configure gauges, cursor values, time spans, and numerical displays for analysis.
Insert event marks while measuring or using external signals, and search for them later.
Explains data saving methods, file formats, and directory structure for stored data.
Instructions for inserting, removing, and formatting CF cards and USB flash drives.
Details automatic, quick, and select-and-save methods for storing measurement data.
Procedures for loading saved setting configurations, waveform data, and screen images.
Operations for managing files and folders, including viewing, deleting, renaming, and copying.
How to transfer data to a PC using USB Drive Mode for analysis with application software.
Explains auto and manual calculation methods, including types like average, peak, and min/max.
Provides the formulas and definitions for various numerical calculation types.
Configure auto-resume, backlight, screen background, and beeper settings.
Set decimal point and separator characters for CSV data files.
Includes setting the date/time, initializing the instrument, and switching USB modes.
Perform self-tests on keys, LEDs, screen, memory, and storage media.
Details on connecting external trigger, alarm, and ground signals to the instrument.
How to use external signals to control recording start and stop times.
Outputting a signal when a trigger event occurs for synchronization with other devices.
Outputting a signal when alarm criteria are satisfied for external monitoring.
Synchronizing multiple HiLogger instruments using external control terminals.
Details on channels, memory, sampling rate, timebase, terminals, and environmental conditions.
Includes power source, dimensions, mass, electromagnetic effects, and applicable standards.
Information on display character, type, resolution, and dot pitch.
Details on USB standard, connectors, devices, and functions for external interfaces.
Specifications for CF card and USB flash drive compatibility, data formats, and storage contents.
Details on input terminals, measurement objects, ranges, resolution, accuracy, and noise.
Information on trigger method, timing, sources, criteria, resolution, and pre-trigger.
Details on output settings, alarm types, latching, beeper, and output characteristics.
Covers auto save, real-time saving, auto setup, monitor function, and waveform backup.
Provides solutions for common symptoms and operational issues.
Information on the lifespan and replacement of parts like LCD, battery, and capacitors.
Instructions for cleaning the instrument's exterior and LCD screen.
Procedure for safely removing and disposing of the lithium battery and the instrument.
Lists error codes and their corresponding remedial actions for troubleshooting.
Lists warning messages and their remedial actions for immediate attention.
Continues the list of error and warning messages with their recommended actions.
Explains sources and propagation paths of noise affecting thermocouple measurements.
Defines normal mode noise, which occurs between input terminals.
Illustrates circuit connections where noise can impact measurement accuracy.
Details the equivalent circuit for noise introduction via electromagnetic and electrostatic coupling.
Explains how proper grounding of instruments and devices reduces noise.
Guidance on connecting chassis grounds for signal integrity and potential equalization.
Using battery power eliminates ground current loops, reducing common mode noise.
Methods to suppress common mode voltage using low-resistance ground wires or bypasses.
Strategies to block noise by keeping signal lines away from sources and using shielded wiring.
Advice on insulating thermocouples and input lines to prevent noise interference.
Using the digital filter to remove noise from analog signals for more accurate measurements.
Using a capacitor to suppress noise directly from the signal source.
Step-by-step guide for installing the Logger Utility application on a computer.
Procedure for installing the necessary USB driver for computer communication.
Steps for connecting the HiLogger to a PC using a USB cable and establishing communication.
How to launch, exit, and initialize the Logger Utility application.
Procedure for removing the Logger Utility application from the computer.
Answers to common questions regarding initial setup, configuration, and basic operation.
Questions and answers related to trigger functionality and data acquisition before triggers.
Answers to common questions about zero offset, channel display, and pulse integration.
Answers to questions about CF card/USB drive usage, media replacement, and recording space.
Answers to questions about the Logger Utility software's functionality and communication.
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