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Ahlborn ALMEMO 2390-5 User Manual

Ahlborn ALMEMO 2390-5
60 pages
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Operating instructions
Multifunction measuring instrument
ALMEMO
®
2390-5
with data logger option
V1.3
10.10.2005
ALMEMO
2390-5 1

Table of Contents

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Ahlborn ALMEMO 2390-5 Specifications

General IconGeneral
TypeData Logger
Measuring inputs5
ALMEMO® output sockets1
Frequency Range0 to 10 kHz
Resolution16-bit
Communication InterfaceRS-232, USB
Housing materialPlastic
Input TypesVoltage, Current, Resistance, Frequency
Current Range0 to 20 mA
Resistance Range0 to 400 kOhm
Temperature RangeDepending on sensor
Sampling RateUp to 10 measurements per second
DisplayLCD
Power Supply9V battery or external power
Operating Temperature50 °C
Weight300 g
Measuring rangeDepending on sensor

Summary

Introduction and Controls

ALMEMO® 2390-5 Core Functions

Details the instrument's capabilities, inputs, outputs, and connectivity options.

Device Controls and Interface

Describes the device's physical controls: keys, display, inputs, outputs, and power.

Sensor Configuration and Calibration

Sensor Programming and Security

Guides on selecting measuring points and setting locking levels to protect sensor data.

Sensor Accuracy Adjustment

Explains zero-point correction, gain correction, scaling, and decimal point settings.

Measuring Ranges and Units Management

Details how to modify measuring ranges and change units for sensor inputs.

Device Settings, Output, and Support

Analog Output Scaling

Details how to scale analog output signals for data recording or control.

Device Settings: Date, Time, Baud Rate

Covers setting date/time, baud rate, and device addresses for operation and networking.

Troubleshooting and Error Resolution

Provides guidance on diagnosing and resolving common errors and malfunctions.

Electromagnetic Compatibility (EMC)

Details compliance with EU directives and advisory notes for operation.

Product Overview and Technical Data

Summarizes technical specifications, accessories, and product details.

Measurement Operations and Data Handling

Measuring Point Operations

Covers selecting, displaying, and scanning measured values from different points.

Value Correction and Compensation Methods

Explains zero-setting, gain adjustment, and compensation methods like cold junction.

Data Averaging and Flow Measurement

Details averaging techniques, smoothing, and volume flow calculations.

Data Logging and Memory Management

Explains the data logger option for saving and managing measured values.

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