OMNI-Test Laboratories, Inc.
Control No. C-SFAK-0001, Effective date: 12/2/2015
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DIFFERENTIAL PRESSURE GAUGE CALIBRATION DATA SHEET
Instrument to be calibrated: Pressure Transducer______________
Maximum Range: 0-2” WC
ID Number: OMNI-00372
Calibration Instrument: Digital Manometer
ID Number: OMNI-00633
Date:
1/13/20 By:
B.
Davis
This form is to be used only in conjunction with Standard Procedure C-SPC.
*Acceptable tolerance is 4%.
The uncertainty of measurement is ±0.4” WC. This is based on the reference standard having a TAR (Test
Accuracy Ratio) of at least 4:1.
Technician
signature:
Date:
_1/13/2020__
Reviewed
by:
Date:
______
Range of
Calibration Point
(
Ǝ
WC)
Digital
Manometer
Input
(
Ǝ
WC)
Pressure Gauge
Response
(
Ǝ
WC)
Difference
(Input -
Response)
% Error of
Full Span
*
0-20% Max. Range
0 - 0.4
0.018 0.017 0.001 0.05
20-40% Max. Range
0.4 - 0.8
0.733 0.732 0.001 0.05
40-60% Max. Range
0.8 – 1.2
1.002 1.001 0.001 0.05
60-80% Max. Range
1.2 – 1.6
1.370 1.368 0.002 0.10
80-100% Max. Range
1.6 – 2.0
1.850 1.851 0.001 0.05
1/17/20
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Summary of Contents for GWS-2200
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