45

Users Manual

mA Fuse

 

 

Primary

 

 

 

 

 

Secondary

 

Receptacle

 

 

Display

 

 

 

 

 

 

Display

 

 

 

 

 

45 DUAL DISPLAY MULTIMETER

 

 

 

 

 

 

V

 

10A

REMOTE SMF

MAX

dB

REL AUTO

 

 

 

 

 

 

 

EXT TRG

 

MIN HOLD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

mA

 

 

 

 

 

600V CAT I

!

 

 

 

 

 

 

 

 

DC

AC

 

 

 

 

 

 

 

 

mVDCAC UNCAL mA mV

CAL

 

1000V CAT I

 

 

 

 

 

 

 

Mk

Hz

 

Mk

Hz

 

 

 

 

 

 

 

 

 

 

ENABLE

 

COM

 

100

 

 

 

 

 

 

 

 

 

 

 

 

 

mA

 

 

 

 

 

 

 

 

 

 

 

Shift

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FUSE F1

V

A

 

 

 

 

 

 

REL

dB

 

2ND

Key

 

 

 

 

 

 

 

 

 

 

500 mA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F 250V

 

 

 

 

 

 

 

 

REF#

REF

 

LOCAL

 

FUSED

V

A

FREQ

AUTO

 

 

 

 

 

 

 

 

 

 

 

 

 

HOLD

MN MX

RATE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMP

HI

LO

THRESH

ADDR

BAUD

 

 

 

 

 

 

 

 

 

 

 

POWER

 

 

 

Input

 

 

Function

 

 

 

 

Ranging

 

Modifier

Reading

 

 

 

 

 

 

 

Rate

Terminals

 

 

Buttons

 

 

 

 

 

Buttons

 

 

Buttons

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

aam01f.eps

Figure 2-1. Front Panel

 

IEEE-488 Interface Connector*

RS-232 Connector

Serial Number Label

 

IEEE STD 488 PORT

SH1, AH1, T5, L4, SR1, RL1,

DC1, DT1, PPO, CO ,E1

RX DTR

I TX IGND

I I

1 2 3 4 5

6 7 8 9

RS-232C

C US

LISTED

950 Z

CAUTION:

FOR FIRE PROTECTION

REPLACE ONLY WITH

T 1/8A 250V (SLOW) FUSE

90-264V 50/60 Hz 20VA

WARNING:

TO AVOID ELECTRIC SHOCK DISCONNECT MEASURING TERMINALS BEFORE OPENING CASE

WARNING:

TO AVOID DAMAGE OR INJURY USE ONLY IN CIRCUITS LESS THAN 4800VA

FLUKE CORPORATION MADE IN USA

PAT. 4,217,543 4,556,867 4,532,470 4,825,392 4,857,878 5,332,963 5,418,464 DES 311,700

*Available with IEEE-488

Line Power Fuse Housing

Interface Option only. Otherwise,

Power-Line Cord Connector

covered with insert

 

 

 

aam02f.eps

 

Figure 2-2. Rear Panel

2-2

Page 19
Image 19
Fluke 45 user manual Front Panel

45 specifications

The Fluke 45 is a versatile and high-precision Digital Multimeter that is designed for a wide range of applications in electrical testing, troubleshooting, and maintenance. Known for its reliability and advanced features, the Fluke 45 is an essential tool for engineers, technicians, and professionals who require accurate measurement capabilities.

One of the standout features of the Fluke 45 is its ability to measure both AC and DC voltage and current. With a maximum input voltage of 1000 volts and current ranges up to 10 amps, users can conduct a variety of electrical tests with confidence. The device is equipped with an intuitive dual display, allowing for simultaneous viewing of multiple measurements. This feature enhances usability during complex diagnostics.

The Fluke 45 also boasts an impressive resolution of 0.1 mV and a basic accuracy of 0.25%, which translates to highly reliable readings. The auto-ranging capability simplifies the measurement process, automatically selecting the appropriate range based on the input signal, thus saving time and reducing user error.

In addition to voltage and current measurements, the Fluke 45 features resistance measurement capabilities, with a range of up to 40 MΩ. This makes it an effective tool for testing circuits, identifying faults, and ensuring the integrity of electrical systems. The continuity test function, complete with a built-in beeper, assists in quickly diagnosing wiring issues.

Another remarkable characteristic of the Fluke 45 is its frequency measurement capabilities, which can measure frequencies up to 1 MHz. This is particularly useful in applications involving signal analysis and troubleshooting oscillators.

Moreover, the Fluke 45 is designed with user convenience in mind. It is lightweight and portable, making it easy to carry around, whether on a job site or in a workshop. The rugged construction, reinforced with high-quality materials, ensures it can withstand harsh conditions often encountered in the field.

To enhance functionality, the Fluke 45 features a data hold function that freezes the displayed measurement for easier reporting. Additionally, it can store data for later retrieval, making it convenient for users who need to compile test results over time.

In summary, the Fluke 45 Digital Multimeter is an advanced instrument that combines precision, versatility, and user-friendly design. Its wide measurement capabilities, high accuracy, and durable build make it an invaluable tool for professionals in diverse electrical and electronic applications. Whether for routine maintenance or complex troubleshooting, the Fluke 45 stands out as a reliable partner in achieving accurate and efficient results.