Fluke 52 Series, 51 Series user manual Introduction

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51 & 52 Series II

Introduction

Table 1. Safety Information (cont.)

WWarning (cont.)

∙Model 52: Measurement errors may occur if voltages on the measurement surfaces result in potentials greater than 1 V between the two thermocouples. When potential differences are anticipated between the thermocouples, use electrically insulated thermocouples.

∙When servicing the thermometer, use only specified replacement parts.

∙Do not use the thermometer with any part of the case or cover removed.

Caution

A Caution identifies conditions and actions that may damage the meter or the equipment under test.

∙Use the proper thermocouples, function, and range for your thermometer.

∙Do not attempt to recharge the batteries.

∙To prevent explosion, do not throw batteries into a fire.

∙Follow local laws or regulations when disposing of batteries.

∙Match the + and − polarities of the battery with the battery case.

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Contents 51 & 52 Series Limited Warranty & Limitation of Liability Table of Contents 51 & 52 Series Contacting Fluke IntroductionWWarning Safety InformationIntroduction Getting Started International SymbolsComponents ComponentsDisplay Elements Display ElementsButtons Buttons51 & 52 Series Setup Options Using the ThermometerChanging Setup Options Entering or Exiting SetupChanging a Setup Option Type Color Measuring TemperaturesConnecting a Thermocouple Displaying TemperaturesHolding the Displayed Readings Using the Offset to Adjust for Probe ErrorsViewing the MIN, MAX, and AVG Readings Replacing the Batteries MaintenanceSpecifications Environmental Cleaning the Case and HolsterElectrical General 80 PK-1 Thermocouple supplied with ThermometerAccessory Replacement Parts and AccessoriesPart Number 51 & 52 Series

51 Series, 52 Series specifications

The Fluke 51 and 52 Series are renowned for their precision and reliability in temperature measurement, making them essential tools for professionals in various fields. Designed for HVAC technicians, process control engineers, and industrial maintenance personnel, these digital thermometers combine advanced technology with user-friendly features.

The Fluke 51 Series is a compact and versatile thermometer that delivers accurate temperature readings across a wide range. It features a single input with thermocouple compatibility, allowing users to measure temperatures from -200°C to 1372°C (-328°F to 2501°F). This range makes it suitable for various applications, from food processing to manufacturing. An easy-to-read dual display allows simultaneous viewing of the current temperature and the minimum, maximum, or average readings, enhancing data analysis during inspections or troubleshooting.

In contrast, the Fluke 52 Series offers advanced functionality with dual input capabilities, enabling users to measure the temperature from two different thermocouples at the same time. This feature is particularly useful for comparing inlet and outlet temperatures in HVAC systems or monitoring temperature differences in industrial processes. The 52 Series also includes a memory function, storing up to 99 data points for later review, which can streamline documentation and analysis.

Both series are equipped with a user-friendly interface featuring a simple keypad and intuitive navigation. Automatic shut-off and low battery indicators enhance the usability of these devices, ensuring that they are both efficient and dependable in professional settings.

Durability is a hallmark characteristic of the Fluke brand, and both the 51 and 52 Series thermometers are built to withstand harsh conditions. With a rugged design and high ingress protection, these instruments can endure dust, moisture, and temperature variations, making them reliable choices for fieldwork.

In summary, the Fluke 51 and 52 Series digital thermometers are distinguished by their accuracy, ease of use, and rugged construction. Their advanced features, such as temperature ranges, dual input capabilities, and data memory, cater to the needs of a diverse range of professionals. Whether in an HVAC system, an industrial environment, or any temperature-sensitive application, these thermometers provide the reliable performance that users expect from Fluke.
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