Fluke 705 User Manual

PN 667345 December 1998, Rev.1, 12/99
©1998, 1999 Fluke Corporation, All rights reserved. Printed in U.S.A.
All product names are trademarks of their respective companies.
1
®
Model 705
Loop Calibrator
Calibration Information
W Warning
To avoid electrical shock, remove test leads and any input signals from the
Model 705 Loop Calibrator before opening the case.
Caution
The Model 705 Loop Calibrator contains parts that can be damaged by static
discharge. Follow the standard practices for handling static sensitive
devices.
Introduction
The Calibration Information for the Model 705 Loop
Calibrator (hereafter referred to as the Loop
Calibrator) provides the information necessary to
calibrate and verify the performance of the Loop
Calibrator.
This document includes the following:
• Contacting Fluke for service
• Specifications
• Cleaning
• Replacing the battery
• Disassembly and reassembly
• Recommended test equipment
• Performance verification procedures
• Calibration adjustments
• User-replaceable parts
Complete operating instructions and the warranty
statement for the Model 705 Loop Calibrator are
provided in the Instruction Sheet that came with it.
Contacting Fluke for Service
This Fluke product will be free from defects in
material and workmanship for three years from the
date of purchase.
The complete warranty statement is in the Model 705
Loop Calibrator Instruction Sheet.
To locate an authorized service center, visit us on the
World Wide Web: www.fluke.com or call Fluke using
the phone numbers listed below:
• 1-888-99FLUKE (1-800-993-5853) in USA
• 1-800-36-FLUKE (1-800-363-5853) in Canada
• +31 402-678-200 in Europe
• +81-3-3434-0181 in Japan
• +65-738-5655 in Singapore
• +1-425-356-5500 from other countries

Fluke 705 Specifications

General

Span check	Yes
Control type	Buttons
Loop voltage	30 V
Storage temperature (T-T)	-40 - 60 °C
Operating temperature (T-T)	-10 - 55 °C
Voltage measurement accuracy	0.25 %
Voltage measurement resolution	0.001 V
Operating relative humidity (H-H)	0 - 90 %
Battery voltage	9 V

Weight and Dimensions

Depth	41 mm
Width	70 mm
Height	152 mm
Weight	340 g

Summary

Introduction to Fluke 705 Loop Calibrator

Contacting Fluke Service and Support

Fluke 705 Loop Calibrator Specifications

Maintenance and Servicing

Cleaning the Loop Calibrator

Instructions for cleaning the Loop Calibrator case using water and mild detergent.

Replacing the Battery

Steps for safely replacing the 9V battery in the Loop Calibrator when the low battery symbol appears.

Disassembling and Reassembling the Calibrator

Procedures for taking apart and putting back together the Loop Calibrator for servicing.

Testing and Calibration Procedures

Recommended Test Equipment

List of essential equipment recommended for performing calibration and verification tests.

Performance Verification Procedures

Procedures to check the accuracy of the Loop Calibrator's functions against specifications.

DC Current Source Mode Verification

Procedure to verify the accuracy of the DC current source function of the Loop Calibrator.

DC Current Measurement Mode Verification

Procedure to verify the accuracy of the DC current measurement function of the Loop Calibrator.

Calibration Adjustment Procedure

Step-by-step guide to adjust the calibration of the Loop Calibrator if performance tests fail.

User-Replaceable Parts List