Fluke 714B Thermocouple Calibrator User manual

January 2014

All product names are trademarks of their respective companies.

714B

Thermocouple Calibrator

Users Manual

LIMITED WARRANTY AND LIMITATION OF LIABILITY

This Fluke product will be free from defects in material and workmanship for three years from the date of purchase. This

warranty does not cover fuses, disposable batteries, or damage from accident, neglect, misuse, alteration, contamination, or

abnormal conditions of operation or handling. Resellers are not authorized to extend any other warranty on Fluke’s behalf.

To obtain service during the warranty period, contact your nearest Fluke authorized service center to obtain return

authorization information, then send the product to that Service Center with a description of the problem.

THIS WARRANTY IS YOUR ONLY REMEDY. NO OTHER WARRANTIES, SUCH AS FITNESS FOR A PARTICULAR

PURPOSE, ARE EXPRESSED OR IMPLIED. FLUKE IS NOT LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR

CONSEQUENTIAL DAMAGES OR LOSSES, ARISING FROM ANY CAUSE OR THEORY. Since some states or countries

do not allow the exclusion or limitation of an implied warranty or of incidental or consequential damages, this limitation of

liability may not apply to you.

Fluke Corporation

P.O. Box 9090

Everett, WA 98206-9090

U.S.A.

Fluke Europe B.V.

P.O. Box 1186

5602 BD Eindhoven

The Netherlands

11/99

i

Table of Contents

Title Page

Introduction .................................................................................................................... 1

How to Contact Fluke ..................................................................................................... 1

Safety Information .......................................................................................................... 3

Safe Working Practices .................................................................................................. 3

Standard Equipment....................................................................................................... 5

Input and Output Terminals ............................................................................................ 7

Keys ............................................................................................................................... 9

Display ........................................................................................................................... 11

Auto Power-Off ............................................................................................................... 13

Auto Backlight-Off .......................................................................................................... 13

Display Contrast Adjustment .......................................................................................... 13

Magnet Mounting and Hanging Strap ............................................................................. 14

Measure mA Current ...................................................................................................... 15

Measure Temperature .................................................................................................... 15

Use Thermocouples .................................................................................................. 15

Set Temperature Unit ................................................................................................ 15

Simulate Thermocouples ................................................................................................ 19

Scale mA Channel to Temperature ................................................................................ 21

Set 0 % and 100 % Output Parameters ......................................................................... 21

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Users Manual

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Step and Ramp Modes .................................................................................................. 22

Auto Storage of Settings ................................................................................................ 22

Replace the Batteries .................................................................................................... 23

Maintenance .................................................................................................................. 24

Clean the Product ..................................................................................................... 24

Service Center Calibration or Repair ........................................................................ 24

Replacement Parts ................................................................................................... 25

Specifications ................................................................................................................ 27

Thermocouple mV Input ............................................................................................ 27

Thermocouple mV Output ......................................................................................... 27

Thermocouple mA Input ............................................................................................ 27

Thermocouple Input and Output ............................................................................... 28

General Specifications ................................................................................................... 31

iii

List of Tables

Table Title Page

1. Summary of Source and Measure Functions ........................................................................ 2

2. International Symbols ............................................................................................................ 4

3. Input/Output Terminals and Connectors ................................................................................ 8

4. Key Functions ........................................................................................................................ 10

5. Elements on the Display ........................................................................................................ 12

6. Thermocouple Types Accepted ............................................................................................. 16

7. Replacement Parts ................................................................................................................ 25

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v

List of Figures

Figure Title Page

1. Standard Equipment .............................................................................................................. 6

2. Input/Output Terminals and Connectors ................................................................................ 7

3. Keys ...................................................................................................................................... 9

4. Elements of a Typical Display ............................................................................................... 11

5. Magnet Mounting with Hanging Strap ................................................................................... 14

6. Measure Temperature with a Thermocouple ......................................................................... 18

7. Connections for Simulating a Thermocouple ......................................................................... 20

8. Replace the Batteries ............................................................................................................ 23

9. Replacement Parts ................................................................................................................ 26

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1

Introduction

The Fluke 714B Thermocouple Calibrator (the Product) is

a handheld, battery-operated instrument that measures

and sources a variety of thermocouples. It also has an

isolated channel to measure 4-20 mA. See Table 1.

How to Contact Fluke

To contact Fluke, call one of the following telephone

numbers:

• Technical Support USA: 1-800-44-FLUKE (1-800-

443-5853)

• Calibration/Repair USA: 1-888-99-FLUKE (1-888-993-

5853)

• Canada: 1-800-36-FLUKE (1-800-363-5853)

• Europe: +31 402-675-200

• Japan: +81-03-6714-3114

• Singapore: +65-6799-5566

• Mainland China: +86-400-810-3435

• Anywhere in the world: +1-425-446-5500

Or, visit Fluke's website at www.fluke.com.

To register your product, visit http://register.fluke.com.

To see, print, or download the latest manual supplement,

visit http://us.fluke.com/usen/support/manuals.

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Table 1. Summary of Source and Measure Functions

Function Measure Source

Thermocouple and mV Types E, J, K, T, B, R, S, L, U, N, C, BP, XK, G, D, P, M and mV

Other functions Step, Ramp

Thermocouple Calibrator

Safety Information

3

Safety Information

A Warning identifies conditions and procedures that are

dangerous to the user. A Caution identifies conditions and

procedures that can cause damage to the Product or the

equipment under test.

International electrical symbols used on the Product and in

this manual are explained in Table 2.

Safe Working Practices

Review the safety information and comply with the safe

working practices.

Warning

To prevent possible electrical shock, fire, or

personal injury:

• Carefully read all instructions.

• Read all safety Information before you

use the Product.

• Use the Product only as specified, or the

protection supplied by the Product can

be compromised.

• Do not use the Product around explosive

gas, vapor, or in damp or wet

environments.

• Never apply more than 30 V between any

two terminals, or between any terminal

and earth ground.

• Do not connect any test leads to voltages

above 30 V when used with the product,

even if ratings above 30 V appear on the

test leads.

• Do not use and disable the Product if it is

damaged.

• The battery door must be closed and

locked before you operate the Product.

• Remove all probes, test leads, and

accessories before the battery door is

opened.

• Remove the input signals before you

clean the Product.

• Have an approved technician repair the

Product.

• Replace the batteries when the low

battery indicator shows to prevent

incorrect measurements.

For safe operation and maintenance of the

Product:

• Repair the Product before use if the

battery leaks.

• Remove the batteries if the Product is not

used for an extended period of time, or if

stored in temperatures above 50 °C. If the

batteries are not removed, battery

leakage can damage the Product.

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Table 2. International Electrical Symbols

 Earth Ground  Battery



Conforms to relevant Australian

Standards.



Risk of danger. Important information. See Manual.



Inspected and licensed by TÜV Product

Services.



Conforms to European Union directives.

CAT II

MEASUREMENT CATEGORY II is

applicable to test and measuring circuits

connected directly to utilization points

(socket outlets and similar points) of the

low voltage MAINS installation.

CAT III

MEASUREMENT CATEGORY III is applicable to test and

measuring circuits connected to the distribution part of the

building’s low-voltage MAINS installation.

CAT IV

MEASUREMENT CATEGORY IV is

applicable to test and measuring circuits

connected at the source of the building’s

low voltage MAINS installation.

 Conforms to relevant North American Safety Standards.



This product complies with the WEEE Directive (2002/96/EC) marking requirements. The affixed label indicates that you

must not discard this electrical/electronic product in domestic household waste. Product Category: With reference to the

equipment types in the WEEE Directive Annex I, this product is classed as category 9 "Monitoring and Control

Instrumentation" product. Do not dispose of this product as unsorted municipal waste. Go to Fluke’s website for recycling

information.

Thermocouple Calibrator

Standard Equipment

5

Standard Equipment

The items listed below and shown in Figure 1 are

included with your Product. If the Product is damaged or

something is missing, contact the place of purchase

immediately. To order replacement parts or spares, see

the user-replaceable parts list in Table 7.

• AC175 alligator clips (1 set)

• TL75 test leads (1 set)

• TC Cap for TC hole

• Mini standard TC plugs (with 80cm TC wire)

package (Including Type K)

• 4 AA alkaline batteries

• Magnet Strap TPAK

• 712B/714B Safety Sheet

• 714B Quick Reference Guide

• 714B Users Manual (available on Fluke’s website)

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TC Plugkit

K Type

AC175

Alligator Clips

TL75

Test Leads

hrk01.eps

Figure 1. Standard Equipment

Thermocouple Calibrator

Input and Output Terminals

7

Input and Output Terminals

Figure 2 shows the input and output terminals on the

Product. Table 3 explains their use.

1

2

3

hrk02.eps

Figure 2. Input/Output Terminals and Connectors

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Table 3. Input/Output Terminals and Connectors

No. Name Description

, 

MEASURE mA

terminals

Input terminals for measuring current.



TC input/output

Terminal for measuring or simulating thermocouples. This terminal accepts a

miniature polarized thermocouple plug with flat, in-line blades spaced 7.9 mm

(0.312 in) center to center.

Thermocouple Calibrator

Keys

9

Keys

The Product has keys for different purposes. Some keys

have secondary functions that are available when SHIFT

already shows on the display.

Figure 3 shows the Product keys and Table 4 explains

their use.

1

8

9

2

3

6

3

4

5

7

hrk03.eps

Figure 3. Keys

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Table 4. Key Functions

No. Name Description

  Turns the power on or off.

  Shifts to secondary function when pushed before other keys (Shift mode).

  Turns backlight on or off.

 

Increments output by 25 % of span. Secondary function: toggles between temperature units (°C or

°F.).

  Decreases output by 25 % of span.







Up/down arrow increases or decreases the source level. Cycles through different options.

Secondary functions: Enters Ramp or Step mode.

Left/right arrow cycles through and highlights the field to be edited.

In contrast adjustment mode; left- lightens contrast, right- darkens contrast.

Secondary functions: Left arrow enters mA measurement; right arrow enters temperature

measurement.





Sets a source value to 100 % or 0 % of span.

Secondary function: enables automatic value span of 100 % or 0 %.

  Shifts between Measure and Source modes.

 

Selects TC (thermocouple) measurement and sourcing function.

Thermocouple Calibrator

Display

11

Display

Figure 4 shows the elements of a typical display. Figure 5

describes the elements.

8

9

1

2

3

4

5

6

7

10

11

hrk15.eps

Figure 4. Elements of a Typical Display

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Table 5. Elements on the Display

Item

No.

Description

 100 % of value span

 Source or Measure mode

 Temperature reading

 Battery usage status

 Unit of temperature

 mV reading

 mA reading

 Selected TC type

 Selected digit that can be edited

 TC type list

 Display contrast bar

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