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Инструкция по эксплуатации Страница: 54

Fluke 724 Инструкция по эксплуатации онлайн [54/56] 4956

724

Users Manual

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February 2000 rev 8 03 1
Temperature calibrator 1
Users manual 1
Limited warranty limitation of liability 2
Table of contents 3
Title page 3
Temperature calibrator contents 5
List of tables 7
Table title page 7
Figure title page 9
List of figures 9
Contacting fluke 11
Introduction 11
Temperature calibrator 11
Safety information 13
Standard equipment 13
Warning 14
Caution 15
Warning 15
Alligator clips 16
Figure 1 standard equipment 16
Stackable test leads 16
Tl75 test lead set 16
Users manual 16
Zi01f eps 16
6 5 4 3 2 18
Figure 2 input output terminals and connectors 18
Figure 2 shows the calibrator input and output terminals table 3 explains their use 18
Getting acquainted with the calibrator 18
Input and output terminals 18
Source 18
Tc rtd 18
Users manual 18
Figure 3 keys 20
Figure 3 shows the calibrator keys and table 4 explains their use 20
Users manual 20
Display 23
Getting started 24
Shut down mode 24
Figure 5 voltage to voltage test 25
Recall 25
Source 25
Tc rtd 25
Temperature calibrator shut down mode 25
Zi04f eps 25
Contrast adjustment 26
Current measurement with loop power 27
Measuring electrical parameters upper display 27
Using measure mode 27
Figure 8 connections for supplying loop power 28
Source 28
Tc rtd 28
Users manual 28
Measuring electrical parameters lower display 29
Measuring temperature 30
Using thermocouples 30
Figure 10 measuring temperature with a thermocouple 32
Process temperature 32
Tc miniplug 32
Users manual 32
Warning 30 v maximum to 32
Using resistance temperature detectors rtds 33
Figure 11 measuring temperature with an rtd measuring 2 3 and 4 wire resistance 35
Resistance to be measured 35
Temperature calibrator using measure mode 35
Sourcing electrical parameters 36
Using source mode 36
Simulating rtds 37
Simulating thermocouples 37
Color depends on type of tc 38
Figure 13 connections for simulating a thermocouple 38
Source 38
Tc miniplug 38
Tc rtd 38
Users manual 38
Figure 14 connections for simulating 3 wire rtd 39
Recall 39
Sensor terminals 39
Source 39
Tc rtd 39
Temperature calibrator using source mode 39
Manually stepping the output 40
Setting 0 and 100 output parameters 40
Stepping and ramping the output 40
Auto ramping the output 41
Storing and recalling setups 41
Calibrating a transmitter 42
Figure 15 calibrating a thermocouple transmitter 43
Source 43
Tc rtd 43
Temperature calibrator calibrating a transmitter 43
Testing an output device 44
Is good problems while measuring using the right jacks indicate that f3 may have opened to replace the fuse refer to figure 17 and perform the following steps 45
Replacing the batteries 45
Replacing the fuse 45
The fuse can be removed and checked for resistance a value of 10 45
Turn the calibrator off remove the test leads from the terminals and hold the calibrator face dow 45
Warning 45
Cleaning the calibrator 46
Maintenance 46
Service center calibration or repair 46
Replacement parts 47
Figure 18 replacement parts 48
Users manual 48
Dc ma measurement 49
Dc voltage measurement 49
Dc voltage source 49
Specifications 49
Ohms measurement 50
Ohms source 50
Millivolt measurement and source 51
Temperature thermocouples 51
Temperature rtd ranges and accuracies its 90 52
General specifications 53
Loop power supply 53

Fluke 724 Инструкция по эксплуатации онлайн [54/56] 4956

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