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General| Brand | Ahlborn |
|---|---|
| Model | ALMEMO 2690-8A |
| Category | Data Loggers |
| Language | English |
Details measurement inputs for ALMEMO-Sensors and additional channels.
Lists available interfaces and connectors for outputs like USB and Network.
Describes the DC power input connector for mains adapters and USB.
Explains the status indication of the sleep indicator LED.
Describes the LCD display and its status line indicators.
Explains the function of the device's control keys.
Notes the presence and function of the rubber shock absorber.
Identifies the battery compartment location and battery types.
Describes the device's stand for positioning and hanging.
Details the product warranty terms, conditions, and exclusions.
Lists the items included in the product package.
Provides instructions for environmentally responsible disposal of the product.
Provides important usage considerations and potential measurement errors.
Guides on proper battery insertion, removal, and disposal.
Describes the core capabilities and features of the data logger.
Explains how sensors are programmed, including ranges and channels.
Details how to perform measurements, view values, and use analog output.
Covers controlling measurement flow using time, cycles, and triggers.
Explains internal data storage, capacity, and organization.
Describes device operation via menus and keys.
Details data output options to peripheral devices.
Explains how to connect multiple devices for networking.
Mentions accompanying software for configuration and data acquisition.
Instructions for connecting transducers to the device.
How to power the device using batteries or adapters.
Procedure for powering on the device.
How to navigate and select menus.
Steps for outputting data through the interface.
How to perform single data output or storage.
Setup for cyclic measurements.
Process for transferring memory data to a computer.
How to monitor battery status and operating time.
Information on using alkaline batteries as an alternative.
Using the mains adapter for power.
Connecting external DC power sources.
Details about sensor power voltage configuration.
Procedures for turning the device on/off and reinitialising it.
How sensor programming and calibration data are retained.
General information on connecting ALMEMO sensors.
Details about input sockets, channels, and device-internal channels.
Explains electrical isolation requirements for sensors and peripherals.
Details the function and benefit of the isolated A/D converter option.
Describes the LCD display and how to navigate menus.
Explains the role of the function keys (F1-F4) in different menus.
Lists and explains symbols shown in the status line and for measured values.
How to select and configure functions within menus.
Procedures for entering and clearing values.
How to access and select different measuring menus.
How to display and select a single measuring point.
Details on navigating through measuring points.
How to view maximum and minimum recorded values with timestamps.
How to correct measured values and apply compensation.
Procedure to set the current measured value as zero.
Adjusting the zero point for sensor stability.
Performing two-point adjustment for chemical sensors.
Method for two-point calibration with specific setpoints.
How to compensate for temperature variations affecting measurements.
Compensating for atmospheric pressure effects on measurements.
Automatic compensation for thermocouple cold junction temperatures.
Acquiring and outputting measurement data over time.
Manual acquisition and storage of all active measuring points.
Performing cyclic data output and recording.
Monitoring, outputting, and clearing memory contents.
Outputting menu functions and data via interface.
Visualizing measurement data as a line chart.
Methods for calculating average values from measurements.
Smoothing fluctuating values using a sliding window.
Selecting different modes for averaging measurements.
Averaging results from individual manual scans.
Performing measurements in an array and calculating average values.
Calculating average values over a specified measurement duration.
Managing measurement time, duration, and timers.
Acquiring average values in cyclic periods.
Determining average values across multiple associated measuring points.
Calculating volume flow from velocity and cross-section.
Displaying multiple measuring points simultaneously.
Using multi-channel display and bar charts for data visualization.
Performing differential measurements between sensors.
Displaying a comprehensive list of measuring system data.
Accessing assistant menus for specific measurement types.
Calculating thermal coefficients using temperature sensors.
Evaluating workplace stress using wet bulb globe temperature.
Customizing and configuring user-defined menus.
Lists available functions that can be included in user menus.
Steps to configure and save custom user menus.
Details on how to output function data using the PRINT key.
Managing time settings, cycles, and recording parameters.
Setting and maintaining the device's real-time clock and date.
Configuring cyclic storage and output formats.
Adjusting conversion rates and scan modes.
Programming automatic measurement start and stop times.
Information on internal data memory and SD card usage.
How to use an external SD card for memory expansion.
Parameters for recording measurement data.
Assigning numbers to identify measurements.
Methods to start and stop measurements.
Different modes for scanning measurements (Normal, Sleep, Monitor, Fail-safe).
Using the monitor mode for cyclic data logging.
Using fail-safe mode for continuous scanning.
Outputting data from memory in various formats.
Detailed programming options for sensors.
How to select and manage input channels for sensors.
Assigning alphanumeric designations to measuring points.
Review of averaging modes described earlier.
Protecting sensor programming with locking levels.
Setting and configuring limit values for alarms and control.
Adjusting scaling factors and decimal point for sensor signals.
Applying zero point and slope corrections to sensor values.
Modifying the dimension (unit) for measuring ranges.
Choosing and activating measuring ranges for channels.
Using function channels for calculated results and special tasks.
Explains how channels are arranged and referenced on connectors.
Performing special range settings, linearization, and multi-point calibration.
Accessing special functions for specific applications.
Adjusting the print cycle factor to control data output frequency.
Setting and monitoring the minimum sensor supply voltage.
Configuring relay responses and actions based on limit values.
Setting the start and end values for analog output scaling.
Selecting which measured value (Max, Min, Avg) is output.
Setting reference channels for function channels.
Setting second reference channels or using multiplexers.
Activating element flags for specific channel functions.
Configuring fundamental device settings.
Entering a text designation for the device.
Setting device addresses and configuring network operations.
Setting communication parameters like baud rate and data format.
Selecting the display language.
Adjusting display brightness and contrast.
Entering atmospheric pressure for sensor compensation.
Setting hysteresis for alarm conditions.
Configuring various software options and parameters.
Configuring analog, digital, and relay outputs.
Connecting devices via serial interface using data cables.
Configuring relay and trigger modules for outputs.
Using trigger inputs for controlling measurement sequences.
Configuring analog output signals for measured values.
Detailed information on power supply options and battery management.
Managing device access, calibration data, and sensor locking.
Troubleshooting steps for display and key response issues.
Diagnosing and correcting issues with measured value accuracy.
Addressing issues with unstable readings or operational blockage.
Troubleshooting data communication problems via interface.
Resolving network data transmission failures.
Comprehensive technical specifications of the data logger.
Summary of the data logger's features, options, and accessories.
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