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Fluke 714B Руководство по калибровке онлайн [6/50] 366114

712B/714B

Calibration Manual

Содержание

B 714b 1
B 714b calibration manual 1
Limited warranty and limitation of liability 2
Warranty 2
Table of contents 3
List of tables 5
List of figures 7
Contact fluke 9
Introduction 9
Safety information 9
Warning 9
Symbols 10
B specifications 11
Dc ma measurement 11
Ohms measurement 11
Ohms source 11
Rtd thermocouple calibrator 11
Specifications are based on a one year calibration cycle and apply from 18 c to 28 c unless stated otherwise all specifications assume a 5 minute warmup period 11
B 714b 12
Calibration manual 12
Rtd input and output 12
General specifications 13
Rtd thermocouple calibrator 13
Accuracy of output floor 14
Accuracy of reading floor 14
B 714b 14
B specifications 14
Calibration manual 14
Specifications are based on a one year calibration cycle and apply from 18 c to 28 c unless stated otherwise all specifications assume a 5 minute warmup period 14
Thermocouple input and output 14
Thermocouple ma input 14
Thermocouple mv input 14
Thermocouple mv output 14
B specifications 15
Rtd thermocouple calibrator 15
B 714b 16
Calibration manual 16
General specifications 16
Clean the product 17
Maintenance 17
Replace the batteries 17
Warning 17
B 714b 18
Note fluke 5522a and fluke 8508a need an 8 hour warmup period before the calibration starts the 5522a needs to zero all the functions weekly and zero ohms output function every day the 8508a needs to zero the dc v measurement function the 4 wire ohms measurement function and the dci measurement function 18
Required equipment 18
The equipment listed in table 2 is necessary to do the calibration and test for the 712b the equipment listed in table 3 is necessary to do the calibration and test for the 714b 18
B performance verification 19
Verify ohms source 19
B 714b 20
Make the connections between the 712b and the 5522a as shown in figure 3 20
Push to set the 712b to ohms measure mode 20
Push until 4w shows on the screen 20
Set the 5522a to output the ohms value at the second column in table 5 5 wait approximately 10 seconds for a stable output of the 5522a and verify that the 712b readings are within the limits shown 20
Verify 4 wire ohms measure 20
In table 6 21
Make the connections between the 712b and the 5522a as shown in figure 21
Output the ohms value at the second colum 21
Set the 5522a to 21
To set the 712b to ohms measure mode 21
Until 3w shows on the screen 21
Verify 3 wire ohms measure 21
Wait approximately 10 seconds for a stable output of the 5522a and verify that the 712b readings are within the limits shown 21
Adjust the ma source output of 5522a and make that 8508a shows as the first column in the table 7 and verify that the 712b readings are within the limits shown 22
B 714b 22
Make the connections between the 712b 8508a and 5522a as shown in figure 5 22
Set the 8508a to dci measurement mode set the range of the dci measurement mode to 20 ma and the resolution of dci measurement mode to 7 1 2 digits 22
Verify ma measure 22
Rtd thermocouple calibrator 23
A push 24
B 714b 24
B performance verification 24
B push until mv is highlighted 24
C push again 24
Check that the 8508a readings are within the appropriate limits in table 8 24
D push as necessary to enter source mode 24
Make connections between the 714b and the 8508a with copper wire as shown in figure 6 24
Set the 714b to output the mv values in table 8 24
Set the 714b to source mv mode 24
Turn the 714b on and let it warm up for 5 minutes 24
Verify mv source 24
Verify that the 714b performance is within the 1 or 2 year specifications as desired 24
Make connections between the 714b and the 5522a with copper wire as shown in figure 7 25
Push to set the 714b to mv measure mode 3 set the 5522a to the first value in table 9 4 output the mv values in table 9 and verify that the 714b readings are within the limits shown 25
Rtd thermocouple calibrator 25
Set the 714b to type k measure mode 25
Set the 7526a to tc out type k 25
Use k type tc sensor to connect the 7526a and the 714b as shown in figure 8 25
Verify mv measure 25
Verify tc measure type k 25
B 714b 26
Maintain the connections in figure 8 26
Set the 714b to the values in table 11 and verify that the 7526a readings are within the limits shown 26
Set the 714b to type k source mode 26
Set the 7526a to tc in type k 26
Set the 7526a to the values in table 10 and verify that the 714b readings are within the limits shown 26
Verify tc k source 26
Connect the 5522a 8508a and 714b as shown in figure 9 2 set the 8508a to dci measurement mode set the range of the dci measurement mode to 20 ma and the resolution of dci measurement mode to 7 1 2 digits 3 set the 5522a to source and make sure that 8508a shows the first dc current in table 12 4 output the dc current values in table 12 and verify that the 714b readings are within the limits shown 27
Rtd thermocouple calibrator 27
Verify ma measure 27
Adjust ohms source 28
B calibration adjustment 28
Enter manual calibration mode 28
Adjust 350 ω source 29
Adjust 50 ω source 29
Adjust 3500 ω source 30
Adjust 500 ω source 30
Adjust 0 ma trigger current 31
Adjust trigger current for ohms measure 31
Adjust 0 5 ma trigger current 32
Adjust 0 ma trigger current 32
Adjust 1 ma trigger current 33
Adjust ohms measure 33
Adjust 350 ω input 34
Adjust 50 ω input 34
Adjust 3500 ω input 35
Adjust 500 ω input 35
Adjust 0 ma input 36
Adjust ma measure 36
Adjust 24 ma input 37
Adjust external trigger for ohms source 37
Adjust 0 ma external trigger 38
Adjust 1 ma external trigger 38
B calibration adjustment 39
Enter calibration mode 39
Save data and reset the 712b system 39
Adjust mv source 40
Use 8508a to adjust the 5522a output 40
Adjust mv measure 41
Adjust internal cold junction temperature 42
Use the fluke 9101 256 42
Use a lag bath 44
Adjust ma measure 45
Connect the 5522a and the 714b via the fluke 75x 8014 cable as shown in figure 19 45
The 5522a outputs 0 ma 45
Save data and reset the 714b system 46
Rtd thermocouple calibrator 47
To prevent possible electrical shock fire or personal injury use only specified replacement parts 47
User replaceable parts and accessories 47
User replaceable parts for the 712b are listed in table 13 and shown in figure 20 user replaceable parts for the 714b are listed in table 14 and shown in figure 21 for more information about these items contact a fluke representative see the contact fluke section of this manual 47
Warning 47
B 714b 48
Calibration manual 48
Figure 20 user replaceable parts and accessories for 712b 48
Rtd thermocouple calibrator 49
B 714b 50
Calibration manual 50
Figure 21 user replaceable parts and accessories for 714b 50

Fluke 714B Руководство по калибровке онлайн [6/50] 366114

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