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DUT
Manufacturer:
Model:
Lab ID #:
Serial #:
Calibration Date:
Calibration Expiration:
Barometric Pressure: 29.39
Equipment Used:
Manufacturer: Apex
Model: SK25DA
Lab ID#: 47
Calibration Expiration Date: 4/17/2024
Calibration γ Factor: 0.9988
Use in accordance with EPA Method 5, sections 10.3 and 16.1. Use only calibrated, NIST traceable
reference standard DGM. Caibrate over expected operating flow range of DUT.
Calibration Data
Standard DGM Initial Volume (L)
Standard DGM Final Volume (L)
Standard DGM Temperature (°F)
Standard DGM Pressure (in H
3
DGM Initial Volume (ft
)
3
DGM Final Volume (ft
)
DGM Temperature (°F)
DGM Pressure (in H
O)
2
Net Volume for Standard DGM (ft
3
Net Volume for DGM (ft
)
Dry Gas Meter γ Factor
γ Factor Deviation From Average
Average Gas Meter γ Factor
Measurement Uncertainty: Total measurement uncertainty +/- 0.748% RD, K=2
Calculations:
1. Deviation = |Average value for all runs - current run value|
2. γ = [V
x (γ
) x (P
+P
std
Std
bar
PFS-TECO Form P601
Dry Gas Meter Calibration
APEX
XC-60
55
1902130
2/5/2024
8/5/2024
in. Hg
Ref. Std. DGM
Thermometer
NI
NI-9213
215
2/28/2024
O)
2
3
)
/13.6) x (T
+ 460)] / [V
std
DGM
Page 1 of 1
Barometer
Aquatech
DBX2
202
5/23/2024
Run 1
Run 2
0.000
0.000
202.311
156.489
72.0
72.0
0.00
0.00
0.000
0.000
7.085
5.526
77.0
77.0
0.00
0.00
7.145
5.526
7.085
5.526
1.017
1.008
1.017
1.008
1.013
x (T
+ 460) x (P
+ P
DGM
std
bar
Manometer
Dwyer
475
174
4/21/2024
Run 3
0.000
164.235
74.0
0.0
0.000
5.749
78.0
0.0
5.800
5.749
1.015
1.015
/ 13.6)]
DGM
Technician:____________________
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