Fluke 117 User Manual: A Comprehensive Guide

Welcome to the comprehensive guide for the Fluke 117 True RMS Multimeter. This resource provides detailed information‚ from safety precautions to advanced functions‚ ensuring optimal and safe usage for electricians and technicians alike. This guide helps you understand features and measurements.

The Fluke 117 is a digital multimeter specifically designed for professional electricians‚ offering accurate True-RMS readings and essential functions for electrical troubleshooting. This multimeter is part of the Fluke 11x series‚ known for reliability and performance in the field. It combines ease of use with advanced features like non-contact voltage detection (VoltAlert™) and Auto Volts/LoZ functions‚ making it ideal for both commercial and residential applications. The Fluke 117 ensures safer and more efficient electrical work. With a clear 6000-count display and a bar graph‚ users can easily interpret measurements. The device is CAT III 600V safety rated‚ providing confidence in hazardous environments. It’s a tool designed to meet the demands of modern electrical work‚ offering accuracy‚ safety‚ and durability.

Safety Information and Precautions

Prioritizing safety is crucial when using the Fluke 117 multimeter to prevent electric shock or personal injury. Always use the meter as specified in the user manual‚ adhering to all safety guidelines. Before each use‚ inspect the meter‚ test leads‚ and accessories for any damage. Replace damaged components immediately. Ensure the rotary switch is in the correct position before making measurements. Do not apply more than the rated voltage between any terminal and earth ground. Be cautious when working with voltages exceeding 30V AC RMS or 60V DC‚ as these pose a shock hazard. Never use the meter in wet or damp environments. Always disconnect the circuit power before connecting the meter. Use appropriate personal protective equipment. Familiarize yourself with the symbols indicating potential hazards. Adhering to these precautions ensures safe and reliable operation.

Features and Functions of the Fluke 117

The Fluke 117 digital multimeter is equipped with several key features designed for commercial electricians and technicians. Its True-RMS measurement capability ensures accurate readings on non-linear signals. The VoltAlert non-contact voltage detection provides a fast and safe way to determine the presence of live voltage without physical contact. Auto Volts and LoZ functions help prevent false readings caused by ghost voltages. Min/Max/Average recording captures signal fluctuations over time‚ aiding in troubleshooting. The large‚ backlit display allows for easy reading in dimly lit environments. It also measures AC/DC voltage‚ resistance‚ continuity‚ diode‚ capacitance‚ and frequency. This multimeter meets CAT III 600V safety standards‚ making it suitable for various electrical measurements. The Fluke 117 is a versatile tool for electrical troubleshooting.

True-RMS Measurement

True-RMS (Root Mean Square) measurement is a critical function of the Fluke 117‚ ensuring accurate readings when measuring AC voltage or current. Unlike average-responding multimeters‚ True-RMS meters precisely measure non-sinusoidal waveforms‚ which are common in modern electrical systems due to electronic loads. These loads can distort the AC signal‚ leading to inaccurate readings with average-responding meters. True-RMS calculates the effective voltage or current value‚ providing a more accurate representation of the signal’s power. This feature is particularly important for electricians and technicians working with variable frequency drives (VFDs)‚ lighting systems‚ and other non-linear loads. By using True-RMS‚ the Fluke 117 ensures reliable measurements‚ enabling effective troubleshooting and accurate analysis of electrical circuits‚ leading to improved safety and efficiency in electrical work.

Non-Contact Voltage Detection (VoltAlert)

The Fluke 117 features VoltAlert technology‚ enabling non-contact voltage detection for enhanced safety. This function allows users to quickly and easily identify live wires without making direct contact with electrical conductors. By simply holding the meter near an electrical outlet‚ wire‚ or cable‚ the VoltAlert feature detects the presence of AC voltage. If voltage is detected‚ the meter provides an audible beep and visual indication‚ alerting the user to potential hazards. This is invaluable for electricians troubleshooting circuits or verifying that wires are de-energized before working on them. The non-contact detection capability enhances safety by reducing the risk of electrical shock. VoltAlert is a fast and reliable way to check for live voltage in walls‚ outlets‚ and cables. It is an essential tool for any electrician‚ promoting safer working conditions and preventing accidental electrical injuries.

Auto Volts and LoZ Functions

The Fluke 117 is equipped with Auto Volts and LoZ functions to enhance measurement accuracy and reliability in various electrical environments. The Auto Volts function automatically selects the correct voltage range‚ simplifying the measurement process and reducing the risk of incorrect readings. This feature is especially useful for users who frequently measure voltages in different circuits. The LoZ (Low Impedance) function helps prevent ghost voltages from affecting measurements. Ghost voltages‚ also known as stray voltages‚ can appear in open or unloaded circuits due to capacitive coupling. LoZ mode minimizes these false readings by loading the circuit‚ providing more accurate voltage measurements. These features are essential for electricians and technicians working with complex electrical systems. By automatically selecting the appropriate range and mitigating the effects of ghost voltages‚ the Fluke 117 ensures precise and dependable readings.

Min/Max/Average Recording

The Fluke 117 features a Min/Max/Average recording function‚ which is invaluable for capturing intermittent signals or monitoring performance over time; This function allows the multimeter to record the minimum‚ maximum‚ and average values of a measured signal‚ such as voltage or current‚ over a specified period. This is particularly useful for troubleshooting circuits where fluctuations or transient events occur. By capturing the minimum and maximum values‚ users can identify voltage drops‚ surges‚ or other anomalies that may not be apparent with a standard measurement. The average value provides a general indication of the signal’s central tendency‚ which can be helpful in assessing overall performance. The Min/Max/Average recording function is easy to use‚ requiring only the press of a button to start and stop the recording. The recorded values can then be displayed on the screen for analysis‚ providing valuable insights into the behavior of electrical circuits.

Understanding the Display

The Fluke 117 multimeter features a clear and informative display‚ crucial for accurate readings and efficient troubleshooting. The display presents measurement values with up to 6000 counts‚ providing high resolution for precise readings. Accompanying the digital readout is a bar graph‚ offering a visual representation of the measured signal‚ which is especially useful for observing rapidly changing values. Various symbols and indicators illuminate on the display to convey essential information about the measurement mode‚ range‚ and any active functions. These symbols include indicators for AC/DC voltage‚ resistance‚ continuity‚ diode test‚ and capacitance‚ among others. An “OL” symbol indicates an overload condition‚ alerting the user when the input exceeds the meter’s measurement range. The display also features a low battery indicator‚ ensuring timely battery replacement to avoid inaccurate readings. Familiarizing yourself with these display elements is essential for effectively utilizing the Fluke 117’s capabilities and ensuring safe and accurate measurements.

Symbols and Indicators

The Fluke 117’s display is equipped with various symbols and indicators that provide crucial information about the meter’s status and the nature of the measurement being taken. Understanding these visual cues is essential for accurate and safe operation. The “AC” and “DC” symbols indicate whether the meter is measuring alternating or direct current voltage or current. The ohm (Ω) symbol signifies resistance measurement‚ while the diode symbol indicates diode test mode. A continuity symbol (often a speaker icon) shows when the meter is checking for a continuous electrical path. The “HOLD” symbol appears when the display hold function is active‚ freezing the current reading. A low battery indicator alerts you when the battery needs replacement. “OL” (Overload) indicates the input exceeds the meter’s measurement range. The VoltAlert symbol shows when the meter is in non-contact voltage detection mode. These symbols and indicators are critical for interpreting readings and ensuring safe and effective use of the Fluke 117. Understanding them allows for proper use of the device.

Display Hold Function

The Display Hold function on the Fluke 117 is a valuable feature that allows users to freeze the current reading on the display. This is particularly useful when taking measurements in hard-to-reach areas or when the display is not easily visible during the measurement process. To activate the Display Hold function‚ simply press the “HOLD” button located on the meter’s front panel. Once activated‚ the display will freeze‚ and the “HOLD” symbol will appear on the screen. This allows you to remove the meter from the measurement point and review the reading at your convenience. To release the held reading and return to live measurement mode‚ press the “HOLD” button again. The “HOLD” symbol will disappear‚ and the display will resume showing real-time measurements. This function ensures accurate recording of readings without needing to constantly monitor the display during intricate or difficult measurements. Always confirm the reading before deactivating the function. It is a very useful function!

Making Measurements with the Fluke 117

The Fluke 117 multimeter is designed for various electrical measurements‚ providing accurate readings across different functions. Before starting‚ always ensure the meter is set to the correct function and range for the measurement you intend to take. Use the rotary dial to select the desired function‚ such as voltage‚ current‚ resistance‚ or capacitance. Connect the test leads to the appropriate input jacks – typically‚ the common (COM) jack for the black lead and the V/Ω jack for the red lead when measuring voltage or resistance. For current measurements‚ use the A jack‚ ensuring you select the correct range to avoid overloading the meter. When measuring‚ make sure the test leads make good contact with the circuit under test. Read the display carefully‚ noting the units and any displayed symbols. For AC measurements‚ the Fluke 117 provides true-RMS readings‚ ensuring accuracy even with non-sinusoidal waveforms. Always adhere to safety guidelines‚ and double-check your setup before applying power to the circuit. Take the time to understand the measurements.

Measuring AC/DC Voltage

To measure AC or DC voltage with the Fluke 117‚ begin by selecting the appropriate voltage function using the rotary dial. For AC voltage‚ choose the “V~” setting‚ and for DC voltage‚ select the “V=” setting. Connect the black test lead to the COM (common) input jack and the red test lead to the V input jack. Then‚ place the test lead probes across the circuit or component where you want to measure the voltage. Ensure that the probes make good contact with the circuit for an accurate reading. The Fluke 117 often defaults to Auto Volts‚ automatically selecting the appropriate range. If necessary‚ manually select the range using the range button for more precise measurements. Read the voltage value displayed on the screen‚ noting the units (V for volts‚ mV for millivolts). If the display shows “OL‚” it indicates an overload‚ meaning the voltage exceeds the selected range. In such cases‚ switch to a higher range. Always be cautious and ensure the voltage you are measuring is within the meter’s safe operating limits.

Measuring Resistance‚ Continuity‚ and Diode Test

To measure resistance‚ continuity‚ and perform diode tests using the Fluke 117‚ start by turning the rotary switch to the resistance/continuity/diode position (often marked with the Ω symbol‚ a speaker icon‚ and a diode symbol). For resistance measurements‚ connect the black test lead to the COM jack and the red lead to the Ω jack. Place the probes across the resistor you wish to measure. The display will show the resistance value in ohms (Ω). If the display reads “OL‚” it indicates an open circuit or a resistance value exceeding the meter’s range.
For continuity testing‚ the meter emits an audible tone when a circuit is complete (resistance is low). To use the diode test function‚ connect the red lead to the anode and the black lead to the cathode of the diode. A typical silicon diode will show a voltage drop of approximately 0.5V to 0.8V if forward-biased. An “OL” reading indicates a reversed or open-circuit diode.

Measuring Capacitance and Frequency

The Fluke 117 allows for precise measurements of capacitance and frequency. To measure capacitance‚ turn the rotary switch to the capacitance (marked with the symbol “F”) position. Connect the black test lead to the COM jack and the red test lead to the capacitance input jack. Ensure the capacitor is discharged before connecting it to the meter. Place the probes across the capacitor‚ and the display will show the capacitance value in microfarads (µF)‚ nanofarads (nF)‚ or picofarads (pF)‚ depending on the range. An “OL” reading means the capacitance exceeds the meter’s range.

To measure frequency‚ set the rotary switch to the frequency (Hz) position. Connect the test leads to the appropriate input points of the circuit. The display will show the frequency in Hertz (Hz). For accurate readings‚ ensure a stable signal. Be mindful of the voltage levels‚ as exceeding the meter’s input limits can damage the instrument.

Maintenance and Calibration

Proper maintenance and calibration are essential for ensuring the Fluke 117 multimeter provides accurate and reliable measurements over its lifespan. Regular maintenance includes replacing the battery‚ cleaning the meter‚ and inspecting the test leads for damage. Always disconnect the meter from any circuit before performing maintenance. Use a damp cloth to clean the case‚ avoiding solvents or abrasive cleaners that could damage the plastic.

Calibration is crucial for maintaining accuracy. Fluke recommends periodic calibration to ensure the meter meets its original specifications. Calibration adjustment should only be performed by qualified personnel using calibrated equipment. Verification involves checking the meter against known standards to confirm its accuracy. Detailed calibration procedures and adjustment instructions are available in the calibration information manual. Following these guidelines ensures the Fluke 117 remains a dependable tool.

Battery Replacement

Replacing the batteries in your Fluke 117 is a straightforward process crucial for maintaining its functionality. When the low battery indicator appears on the display‚ it’s time to replace the batteries. To begin‚ disconnect the test leads from any circuit and turn off the meter. Locate the battery compartment on the rear of the device and use a screwdriver to open it.

Remove the old batteries and replace them with three new AAA batteries‚ ensuring correct polarity. Properly align the positive (+) and negative (-) terminals as indicated inside the compartment. Securely close the battery compartment door and tighten the screw. Always use high-quality batteries to maximize the meter’s lifespan and performance. Dispose of old batteries responsibly‚ following local regulations for electronic waste. Regular battery replacement ensures accurate measurements and reliable operation of your Fluke 117.

Troubleshooting Common Issues

Cleaning and Care

Maintaining the cleanliness and proper care of your Fluke 117 multimeter is essential for its longevity and accurate performance; Regularly clean the meter’s case with a soft‚ damp cloth to remove dust and grime. Avoid using abrasive cleaners or solvents‚ as these can damage the plastic casing and screen. Ensure the meter is turned off and disconnected from any circuits before cleaning.

Pay special attention to the input jacks‚ ensuring they are free from debris that could affect measurements. Gently clean the display screen with a microfiber cloth to prevent scratches. Store the meter in a clean‚ dry environment away from extreme temperatures and humidity. Inspect test leads regularly for any signs of damage‚ replacing them as needed to maintain safety and accuracy. Proper cleaning and care will help extend the life of your Fluke 117‚ ensuring reliable measurements for years to come.