718 And 718Ex Verification; Leak Test Verification - Fluke 712 Calibration Manual

71x series process calibrators
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718 and 718Ex 1G
Input
Pressure
0 psi
0.2 psi
0.4 psi
0.6 psi
0.8 psi
1 psi
0.8 psi
0.6 psi
0.4 psi
0.2 psi
-1 psi
718 and 718Ex 100G
Input
Pressure
0 psi
20 psi
40 psi
60 psi
80 psi
100 psi
80 psi
60 psi
40 psi
20 psi
* -12 psi
*Vacuum is only specified for V1.3 and later. To display the firmware version, start with the 717 off, press
and hold M, then press the power button.

Leak Test Verification

1. Seal off the pressure sensor input port.
2. Using the fine adjust knob, pressure-vacuum switch and internal pump, set the
calibrator to (approximately) the values in Table 69. Let the unit sit for one minute,
then record the displayed value.
3. Wait for one more minute, then record a second reading. The difference between the
first and the second reading is the leak rate.
Table 68. 718 and 718Ex Pressure Verification
Display
Reading
0.0005 to -0.0005
0.2005 to 0.1995
0.4005 to 0.3995
0.6005 to 0.5995
0.8005 to 0.7995
1.0005 to 0.9995
0.8005 to 0.7995
0.6005 to 0.5995
0.4005 to 0.3995
0.2005 to 0.1995
-0.9995 to -1.0005
Display
Reading
-0.05 to 0.05
19.95 to 20.05
39.95 to 40.05
59.95 to 60.05
79.95 to 80.05
99.95 to 100.05
79.95 to 80.05
59.95 to 60.05
39.95 to 40.05
19.95 to 20.05
-12.05 to -11.95
718 and 718Ex 30G
Input
Pressure
0 psi
6 psi
12 psi
11.985 to 12.015
18 psi
17.985 to 18.015
24 psi
23.985 to 24.015
30 psi
29.985 to 30.015
24 psi
23.985 to 24.015
18 psi
17.985 to 18.015
12 psi
11.985 to 12.015
6 psi
-12 psi *
-12.015 to -11.985
718 and 718Ex 300G
Input
Pressure
0 psi
60 psi
120 psi
120.15 to 119.85
180 psi
180.15 to 179.85
240 psi
240.15 to 239.85
300 psi
300.15 to 299.85
240 psi
240.15 to 239.85
180 psi
180.15 to 179.85
120 psi
120.15 to 119.85
60 psi
-12 psi
-11.85 to -12.15
Process Calibrators
Verification
Display
Reading
-0.015 to 0.015
5.985 to 6.015
5.985 to 6.015
Display
Reading
0.15 to -0.15
60.15 to 59.85
60.15 to 59.85
49

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