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Hungary, BFKH (Government Office of the Capital City Budapest)
Complete CMCs in Acoustics, Ultrasound, Vibration for Hungary (.PDF file)
Sound pressure response level. Sound level meter, 94 dB (reference: 20 µPa) to 114 dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.2
Hungarian regulation issued by the President of OMH HE262000 (Zajszintmérok) consistent with OIML R58, R88
Frequency: 1 kHz
 
Sound pressure level. Pistonphone or sound calibrator, single frequency 160 Hz to 1 kHz, 80 dB (reference: 20 µPa) to 130 dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.06
Calibrated measurement microphone
Microphone type: LS1P
 
Sound pressure level. Pistonphone or sound calibrator, single frequency 160 Hz to 1 kHz, 70 dB (reference: 20 µPa) to 130 dB (reference: 20 µPa)
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.07
Calibrated measurement microphone
Microphone type: LS2P
 
Pressure sensitivity level. Measurement microphone type LS1, -40 dB (reference: 1 V/Pa) to -23 dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.05
IEC 61094-2:1992
Frequency: 63 Hz to 3.15 kHz
 
Pressure sensitivity level. Measurement microphone type LS1, -40 dB (reference: 1 V/Pa) to -23 dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.06
IEC 61094-2:1992
Frequency: 4 kHz
 
Pressure sensitivity level. Measurement microphone type LS1, -40 dB (reference: 1 V/Pa) to -23 dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.07
IEC 61094-2:1992
Frequency: 5 kHz to 8 kHz
 
Differential pressure. Pressure gauge, 1.00E+03 Pa to 9.00E+06 Pa
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in Pa: (1.00E-04p + 7) or (1.00E-04p + 1.60E-06pline) whichever is greater, p and pline in Pa
Gas medium
Line pressure, pline, differential pressure, p: 1.00E+06 < pline + p < 1.00E+07
Uncertainty values range from 7.1 Pa to 9.1E+02 Pa
Approved on 11 October 2005
 
Hardness. Hardness block, according to ISO 6508:1, measurand unit, HR
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in HR: 0.3
Rockwell (A,B,C) according to ISO 6508:3
Preliminary test force: 98.07 N
Total test force: 588.4 N, 980.7 N, 1471 N
Approved on 11 October 2005
 
Density of liquid. Liquid, 650 kg/m3 to 1100 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.005
Hydrostatic weighing
Liquid temperature: 15 °C to 30 °C
Pressure: 101325 Pa
Viscosity: max. 1100 mPa s
Approved on 02 July 2008
 
Density of liquid. Liquid, 650 kg/m3 to 1100 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.007
Hydrostatic weighing
Liquid temperature: 30 °C to 40 °C
Pressure: 101325 Pa
Viscosity: max. 1100 mPa s
Approved on 02 July 2008
 
Density of liquid. Liquid, 650 kg/m3 to 1100 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.01
Hydrostatic weighing
Liquid temperature: 40 °C to 60 °C
Pressure: 101325 Pa
Viscosity: max. 1100 mPa s
Approved on 02 July 2008
 
Density of liquid. Liquid, 650 kg/m3 to 1100 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.01
Hydrostatic weighing
Liquid temperature: 15 °C to 60 °C
Pressure: 101325 Pa
Viscosity: 1100 mPa s to 3000 mPa s
Approved on 02 July 2008
 
Density of liquid. Liquid, 1100 kg/m3 to 2500 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.02
Hydrostatic weighing
Liquid temperature: 5 °C to 40 °C
Pressure: 101325 Pa
Viscosity: max. 1100 mPa s
Approved on 02 July 2008
 
Density of liquid. Hydrometer, 600 kg/m3 to 750 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.015
Cuckow method (Hydrostatic weighing)
Liquid temperature: 20 °C
Pressure: 101 kPa
Approved on 02 July 2008
 
Density of liquid. Hydrometer, 751 kg/m3 to 850 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.02
Cuckow method (Hydrostatic weighing)
Liquid temperature: 20 °C
Pressure: 101 kPa
Approved on 02 July 2008
 
Density of liquid. Hydrometer, 851 kg/m3 to 1000 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.025
Cuckow method (Hydrostatic weighing)
Liquid temperature: 20 °C
Pressure: 101 kPa
Approved on 02 July 2008
 
Density of liquid. Hydrometer, 1001 kg/m3 to 1300 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.03
Cuckow method (Hydrostatic weighing)
Liquid temperature: 20 °C
Pressure: 101 kPa
Approved on 02 July 2008
 
Density of liquid. Hydrometer, 1301 kg/m3 to 2000 kg/m3
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in kg/m3: 0.05
Cuckow method (Hydrostatic weighing)
Liquid temperature: 20 °C
Pressure: 101 kPa
Approved on 02 July 2008
 
Mass. Mass standard, 1 mg to 100 mg
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in µg: 0.7 to 1
Comparison in air
Uncertainty scales with measurand level
The volume of the mass standards is known
Approved on 11 October 2005
 
Mass. Mass standard, 0.1 g to 1 g
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in µg: 1 to 2
Comparison in air
Uncertainty scales with measurand level
The volume of the mass standards is known
Approved on 11 October 2005