LEM Analyst 2050 User Manual

International Electrical Symbols
Caution! Refer to this manual before using the meter
Meter is protected by Reinforced or Double Insulation
CONTENTS PAGE
1 INTRODUCTION................................... 2
1.1 Instrument Features ............................ 3
2 SPECIFICATION................................... 4
2.1 Electrical Data..................................... 4
2.2 General Data....................................... 8
3 OPERATING INSTRUCTIONS.............. 10
3.1 Rotary Switch / Keypad Selections ...... 10
3.2 Voltage Measurement.......................... 11
3.3 Current Measurement.......................... 13
3.4 Watts /VA /PF /kWHr measurement .... 14
3.5 Watts 3Ø /VA /PF /kWHr measurement
15
3.6 Frequency / THD Measurement ........... 16
3.7 Set Up................................................. 17
3.8 Data Logging – Quick Start ................. 17
3.9 Data Logging – Advanced.................... 18
3.10 WinLog ............................................. 20
4 TECHNICAL DEFINITIONS................... 21
4.1 Measured parameters.......................... 21
4.2 Watts/VA/VAR/PF sign conventions .... 21
5 SAFETY................................................ 22
6 BATTERY REPLACEMENT.................. 23
7 WARRANTY ......................................... 24
8 OTHER PRODUCTS............................. 24
Issue 7 07/00

LEM Analyst 2050 Specifications

General

Brand	LEM
Model	Analyst 2050
Category	Analytical Instruments
Language	English

Summary

1. INTRODUCTION

Introduction Overview

General overview of the Analyst instrument's capabilities and design principles.

Safety and EMC Standards

Details on safety compliance and electromagnetic compatibility standards met by the instrument.

1. INTRODUCTION

1.1 Instrument Features

Detailed description of the instrument's physical features, controls, and display elements.

2. SPECIFICATION

2.1 Electrical Data: Current Measurement

Specifications for DC and AC current measurements, including range, resolution, and accuracy.

2. SPECIFICATION

2.1 Electrical Data: Voltage Measurement

Specifications for DC and AC voltage measurements, including range, resolution, and accuracy.

2. SPECIFICATION

2.1 Electrical Data: Power, VA, VAR, PF Measurements

Specifications for power (Watts), apparent power (VA), reactive power (VAR), and power factor measurements.

2. SPECIFICATION

2.1 Electrical Data: kWHr, Frequency, Scope Functions

Specifications for kilowatt-hour, frequency, and scope function measurements.

2. SPECIFICATION

2.1 Electrical Data: Scope Voltage & Digital Output

Specifications for scope voltage measurement, digital output interface, and PC connectivity.

2.2 General Data: Overview

Display and Power Supply Details

Details on the instrument's display characteristics and battery power supply specifications.

2.2 General Data: Overview

Environmental, Mechanical, and Power-up Information

Environmental operating conditions, mechanical dimensions, and power-up indicator information.

3. OPERATING INSTRUCTIONS

Rotary Switch and Keypad Operations

Explanation of how to select instrument functions using the rotary switch and keypad buttons.

3. OPERATING INSTRUCTIONS

Voltage Measurement: Procedure and Safety

Step-by-step guide for performing RMS or DC voltage measurements with safety warnings.

3. OPERATING INSTRUCTIONS

Current Measurement: Procedure and Polarity

Step-by-step guide for measuring AC/DC current using the clamp-on jaws.

3. OPERATING INSTRUCTIONS

Single Phase: Power, VA, PF, kWHr Measurements

Procedure for measuring Watts, VA, PF, and kWHr in single-phase circuits.

3. OPERATING INSTRUCTIONS

Three Phase: Power, VA, PF, kWHr Measurements

Procedure for measuring Watts, VA, PF, and kWHr in balanced 3-phase systems.

3. OPERATING INSTRUCTIONS

Frequency and THD Measurement Procedures

How to measure frequency, Total Harmonic Distortion (THD), and Distortion Factor (DF).

3. OPERATING INSTRUCTIONS

Set Up Menu: Configuration Options

Guide to configuring instrument settings like contrast, power down, and display options.

Data Logging: Quick Start Guide

Instructions for creating, starting, and displaying logged data quickly.

3. OPERATING INSTRUCTIONS

Data Logging: Advanced Setup and Modes

Detailed configuration for data logging, including time setting and logging modes.

3. OPERATING INSTRUCTIONS

WinLog Software: PC Data Management

Guide to using the WinLog PC software for data download and analysis.

4. TECHNICAL DEFINITIONS

Measured Parameters: Definitions and Explanations

Definitions and explanations of key measured parameters like THD, DF, CF, Rpl, and Pk.

Power Measurements: Sign Conventions

Explanation of sign conventions used for Watts, VA, VAR, and PF measurements.

5. SAFETY

Safety: Standards, Categories, and Precautions

Information on safety standards, installation categories, and essential operating precautions.

6. BATTERY REPLACEMENT

Battery Replacement: Procedure and Safety Warnings

Step-by-step guide for replacing batteries and important safety warnings.

7. WARRANTY

Warranty: Terms and Conditions

Details of the product warranty period, coverage, and claim procedures.

8. OTHER PRODUCTS

Other Products: LEM Range Overview

Overview of other electrical test products and accessories offered by LEM.