Omega CL24, CL25, CL27, CL23A, CL26 manual Temperature Coefficient

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RTD; ±0.2°F (rdg ≥ – 50°F)

RTD; ±0.5°F (rdg < – 50°F)

RTD; ±0.2°F ±0.04% rdg (meter mode)

THERMISTOR; ±0.5F

OHMS; ±0.02% range

* Exclusive of sensor errors, and lead resistance induced errors.

RESOLUTION: TEMPERATURE; 0.1°/1° F/C

RESOLUTION: OHMS; 0.01Ω/0.1Ω/1Ω

REPEATABILITY (1 week at constant ambient temperature): K, J, T, E, N; ±0.2°F typ.

B, R, S, G, C, D; ±1.0°F typ.

RTD, THERMISTOR; ±0.1°F typ.

OHMS; ±0.01% rng typ.

TEMPERATURE COEFFICIENT:

From 18°C to 28°C, included in accuracy specifications. From 0°C to 18°C, and 28°C to 50°C:

K, J, T, E, N; ±(0.002% rdg + 0.03°C)/°C B, R, S, G, C, D; ±(0.002% rdg + 0.1°C)/°C

RTD, THERMISTOR, OHMS; ±(0.002% rdg + 0.004% rng)/°C

METER-MODE INPUT-CURRENT (THERMOCOUPLES): 50nA typ.

METER-MODE READING-RATE: 1 reading/second typ.

METER-MODE EXCITATION-CURRENTS: 100Ω RTD; <2mA

1000ΩRTD; <200µA

999.99Ω; <2mA

9999.9Ω; <200µA

99999Ω; <50µA THERMISTOR; T ≤113°F <50µA

T> 113°F, <2mA

CALIBRATOR MODE OUTPUT LOAD (THERMOCOUPLES): 500Ω min.

CALIBRATOR-MODE EXCITATION-CURRENTS: 100Ω RTD; 0.5 – 1mA (0.1 – 2mA typ.)

1000Ω RTD; 50 – 100µA (10-200µA typ.) 999.99Ω; Same as 100Ω RTD

9999.9Ω; Same as 1000Ω RTD 99999Ω; 10 – 20µA (1 – 20µA typ.)

THERMISTOR; T ≤113°F, 10 – 20µA T> 113°F, 0.5 – 1mA

MAXIMUM COMMON MODE VOLTAGE: 42V peak to earth.

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Contents User’sGuide Omega.comTM Table of Contents General Information Common SpecificationsTemperature Coefficient Page Model CL23A/CL23EC Unique SpecificationsModel CL24 Model CL25/CL25ECModel CL27/CL27EC FeaturesManual Addenda Unpacking Your Unit Safety InformationSafety Precautions Page Battery Installation Battery INSTALLATION/REPLACEMENTOperation with Rechargeable Battery Memory BackupProblem Likely Cause Diagnostics and Error MessagesOperating Instructions Initial Turn onKeypad OPR Meter Mode Operation Thermocouples Set-UpHold Meter Mode Operation RTD, Thermistor & Ohms Set-UpData Logging and Recall To Recall Readings To Save ReadingsCalibrator Mode Operation Thermocouples Set-Up To Erase Data Locations Meter ModeCHANGE/ENTER, 2, 1, 2, 0, CHANGE/ENTER Calibrator Mode Operation RTD, Thermistor & Ohms Set-UpWire Resistance Simulation To Store Outputs Storage and Recall of Calibrator SettingsTo Recall Outputs To Erase Set-Up Locations Calibrator ModeRamp Function CL25 and CL27 Step FunctionCalibration Procedures Service InformationThermocouple Calibration Test Equipment Required Ambient ConditionsPage Calibration Adjustments Input Adjust Reading Meter-Mode Zero & Gain Adjustments Sensor StepCalibrator-Mode Zero & Gain Adjustments Sensor Output Adjust ReadingCalibration Setup, Copper Mode Test Equipment Required Resistance CalibrationResistance Calibration Setup RTD-100 390.26Ω Input Adjust Verify Reading Output Input Adjust Verify ReadingCalibration of Meter-Mode Resistance Functions RTD-Thermistor Sensor Unit StepCalibration Verification Equipment Required Model Software RevisionPage Page Alloy Mode Verification Procedure for Thermocouple Functions Page Mechanical Parts Diagram Calibration Procedures Page Page Page USAWARRANTY/DISCLAIMER Temperature

CL25, CL24, CL27, CL23A, CL26 specifications

The Omega CL series is renowned for its blend of advanced technology, design, and performance. This article delves into five prominent models: CL26, CL23A, CL27, CL24, and CL25, highlighting their main features, technologies, and characteristics.

Starting with the Omega CL26, this model is celebrated for its high sensitivity and precision. It integrates cutting-edge sensor technology that delivers accurate readings even in challenging environments. The CL26 is equipped with a user-friendly interface, enabling easy navigation through its various functions, making it suitable for both professionals and enthusiasts.

Next, the Omega CL23A is designed for versatility. This model features a compact design, allowing for easy portability without compromising on functionality. The CL23A supports multiple measurement modes, including temperature, humidity, and pressure, making it an excellent choice for those who require a multi-purpose instrument. Its robust build ensures durability, ideal for outdoor use.

The Omega CL27 stands out with its advanced connectivity features. This model is equipped with Bluetooth and Wi-Fi capabilities, allowing seamless data transfer to smartphones and tablets for real-time monitoring and analysis. The CL27’s extensive data logging capabilities enable users to track trends over time, which is invaluable for research and industrial applications.

Meanwhile, the Omega CL24 focuses on energy efficiency. With its low power consumption technology, this model extends battery life without sacrificing performance. The CL24 features an innovative display that is easy to read, even under bright sunlight. Its rugged construction makes it resistant to harsh conditions, appealing to field professionals in demanding environments.

Finally, the Omega CL25 is characterized by its high-performance analytics. This model utilizes sophisticated algorithms to provide detailed insights into the data collected, enabling more informed decision-making. It is designed with a sleek interface that not only looks modern but enhances usability for complex readings.

In summary, the Omega CL series offers a diverse range of instruments tailored to meet varying needs in both professional and personal environments. Each model boasts unique characteristics, from advanced connectivity to enhanced energy efficiency, making them reliable tools for precise measurement across industries. Whether users require portability, versatility, or detailed analytics, the Omega CL series has a solution for every requirement.
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