Fluke service manual 51, 52, 53, 54 Series, Introduction

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51, 52, 53, 54 Series II

Service Manual

WWarning

To avoid shock or injury, do not perform the performance tests or calibration procedures described in this manual unless you are qualified to do so.

Refer to the Safety Information section of this manual before using the Fluke 51, 52, 53, 54 Series II Thermometers.

Caution

The Fluke 51, 52, 53, 54 Series II Thermometers contain parts that can be damaged by static discharge.

Follow the standard practices for handling static sensitive devices.

Introduction

This manual provides the following service information for the 51, 52, 53, and 54 Series II Thermometers, hereafter referred to as “the thermometer”.

∙Precautions and safety information

∙Specifications

∙Performance tests

∙Calibration and adjustment

∙Basic maintenance

∙Replaceable parts

For complete operating instructions, refer to the 51/52 Series II Users Manual or the 53, 54 Series II Users Manual, located on the 51/54 Series II CD ROM, part number 1276106.

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Contents 51, 52, 53, 54 Series Limited Warranty & Limitation of Liability Table of Contents 51, 52, 53, 54 Series List of Tables 51, 52, 53, 54 Series List of Figures 51, 52, 53, 54 Series Introduction 51, 52, 53, 54 SeriesInternational Symbols Service CentersPrecautions and Safety Information International Electrical Symbols Used in this ManualThermometer Safety Information WWarningGeneral Specifications SpecificationsEnvironmental ElectricalPerformance Test and Calibration Required Test Equipment Performance TestsDisplay Test Keypad Test Wide Range Performance Test ProcedureIce Bath Test Verification of IR Communications Port Fluke 53 TemperatureCalibration Calibration and Offset AdjustmentMenu on the display changes to CAL A-d Reference Junction Calibration Basic Maintenance Cleaning the ThermometerChanging the Batteries Disassembly Disassembly and ReassemblyReinstalling the LCD Assembly ReassemblyNumber Replaceable Parts Fluke Part Qty Description Model Replaceable PartsQty Fluke Part Number NumberReplaceable Parts Description Model NumberExploded View Model 54 is Shown 51, 52, 53, 54 Series Index 51, 52, 53, 54 Series

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Manual 12 pages 25.8 Kb

51, 52, 53, 54 specifications

The Fluke 51 is a high-precision digital thermometer designed for industrial and laboratory applications, offering accurate temperature measurements across a wide range of environments. With its robust build and advanced features, the Fluke 51 is a tool of choice for field technicians and engineers.

The Fluke 51 boasts an impressive temperature measurement range, typically from -200°C to 1372°C (-328°F to 2500°F), making it suitable for various applications, including HVAC, food processing, and scientific experimentation. One of its standout characteristics is its thermocouple compatibility, supporting multiple thermocouple types such as J, K, T, E, N, R, S, and B. This versatility allows users to select the appropriate sensor for their specific temperature requirements, enhancing measurement accuracy.

A key feature of the Fluke 51 is its fast response time, allowing users to obtain readings within seconds, which is essential for time-sensitive applications. The device is equipped with a large, easy-to-read LCD display that shows clear numerical values, ensuring users can read measurements from a distance or in difficult lighting conditions. Additionally, the display includes a hold function, enabling users to freeze the reading for easier observation.

In terms of data management, the Fluke 51 provides the option to store and recall temperature readings, facilitating efficient documentation and analysis. Its rugged design, resistant to dust and moisture, makes it suitable for use in demanding environments, ensuring durability and longevity.

The Fluke 51 is powered by standard AA batteries, giving it an extended operational lifespan. It also features a low battery indicator, helping users to manage power effectively and avoid unexpected downtime. The device is compact and lightweight, fitting comfortably in the hand and allowing for easy transport.

Another important aspect is its user-friendly interface, which includes intuitive buttons for quick navigation through settings and options. This design consideration enhances usability, allowing even novice users to operate the thermometer efficiently.

In summary, the Fluke 51 digital thermometer combines precision, durability, and ease of use, making it an essential tool in various professional settings. With its wide temperature range, thermocouple compatibility, fast response time, and robust design, the Fluke 51 is positioned as a reliable instrument for accurate temperature measurements wherever the task may take you.