2016-06-10 — S 5939

Author:equipctl

Created on:8 Mar 2024

Calibration certificate details for 2016-06-10.

Certificate Metadata

Certificate Number: S 5939
Calibration Date: 2016-06-10
Due Date: —
Manufacturer: DH Instruments Inc.
Model: molbox 1
Serial Number: 880
Description: Elektrisches Druckmessgerät / Widerstände für Durchflussmessung
Customer: Analyt-MTC GmbH, Klosterrunsstraße 18, DE-79379 Müllheim
Issuing Lab: Europascal GmbH
Adjusted: No
Remarks: Pressure calibration: Es wurde keine Justage durchgeführt (No adjustment was performed). PA (upstream) = 7 Pa / PM = 0,99940; PA (downstream) = 18,3 Pa / PM = 0,99999. Resistance calibration: Es wurde keine Justage durchgeführt (Adjustment has not been performed). Calibration performed according to DKD-R 6-1 (Edition 03/2014), Procedure A for pressure, and EURAMET cg-15_v_3.0 Guidelines for resistance. Pressure reference standard: Kolbenmanometer PG 7601, DH Instruments Inc., PTB 30283/11, valid June 2011 to June 2016. Resistance reference standards: DHI 100 Ohm Simulator SN 121 (cert 11832) and DHI 110 Ohm Simulator SN 125 (cert 11833). Environmental conditions - Pressure calibration: Temperature (22.3 ± 0.5) °C, Ambient pressure (999-1000 ± 2) mbar, Location D-63456 Hanau, g_lokal = 9.81050 94 m/s². Resistance calibration: Temperature (24.0 ± 1.0) °C, Relative humidity (30 ± 15) %, Location D-63456 Hanau. Device has both A and B channels despite being labeled molbox 1 (typically single-channel). Coverage factor k=2 for all measurements.
Certificate PDF: Download

Upstream (HI) pressure transducer calibration with hysteresis testing


Nominal	Reference (As Found)	DUT (As Found)	Uncertainty	Dev/Spec (As Found)
350	350.140	349.759	0.044	-0.68
350	350.140	349.744	0.028	-0.71
550	551.087	550.809	0.030	-0.50
550	551.087	550.777	0.030	-0.55
1100	1105.950	1105.820	0.038	-0.23
1100	1105.950	1105.793	0.038	-0.28
1650	1658.687	1658.599	0.048	-0.16
1650	1658.687	1658.585	0.047	-0.18
2200	2207.178	2207.049	0.058	-0.23
2200	2207.178	2207.055	0.058	-0.22
2750	2759.913	2759.740	0.069	-0.28
2750	2759.913	2759.760	0.068	-0.24
3300	3314.775	3314.574	0.080	-0.30
3300	3314.775	3314.598	0.079	-0.26
3825	3867.139	3866.892	0.091	-0.34
3825	3867.139	3866.911	0.091	-0.31
4375	4419.05	4418.76	0.10	-0.37
4375	4419.05	4418.78	0.10	-0.34
4925	4973.07	4972.77	0.11	-0.36
4925	4973.07	4972.77	0.11	-0.36
5475	5523.21	5522.89	0.13	-0.36
5475	5523.21	5522.86	0.13	-0.39

Downstream (LO) pressure transducer calibration with hysteresis testing


Nominal	Reference (As Found)	DUT (As Found)	Uncertainty	Dev/Spec (As Found)
350	350.140	349.881	0.037	-0.46
350	350.140	349.885	0.022	-0.46
550	551.087	550.881	0.026	-0.37
550	551.087	550.883	0.024	-0.36
1100	1105.950	1105.835	0.035	-0.21
1100	1105.950	1105.846	0.034	-0.19
1650	1658.687	1658.612	0.046	-0.13
1650	1658.687	1658.621	0.044	-0.12
2200	2207.178	2207.081	0.056	-0.17
2200	2207.178	2207.099	0.056	-0.14
2750	2759.913	2759.786	0.068	-0.20
2750	2759.913	2759.815	0.066	-0.16
3300	3314.775	3314.636	0.078	-0.20
3300	3314.775	3314.667	0.078	-0.16
3825	3867.139	3866.967	0.089	-0.23
3825	3867.139	3866.994	0.090	-0.20
4375	4419.05	4418.84	0.10	-0.27
4375	4419.05	4418.86	0.10	-0.24
4925	4973.07	4972.86	0.11	-0.25
4925	4973.07	4972.87	0.11	-0.24
5475	5523.21	5522.98	0.12	-0.26
5475	5523.21	5522.95	0.12	-0.29

RTD resistance measurement verification for flow measurement


Nominal	Reference (As Found)	DUT (As Found)	Uncertainty	Dev/Spec (As Found)
100	99.9892	99.996	0.004	+0.17
100	99.9929	99.993	0.004	+0.00
100	99.9892	99.995	0.004	+0.15
100	99.9929	99.993	0.004	+0.00
110	109.9865	109.997	0.004	+0.26
110	109.9845	109.991	0.004	+0.16
110	109.9865	109.999	0.004	+0.31
110	109.9845	109.994	0.004	+0.24