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CMC AREA

~~CMCs Chemistry~~

CMCs General Physics (291)

PHYSICS

~~Vibration~~

Radio frequency measurements (52)

Mass, mass standards (28)

Sound in air (23)

Dimensional metrology (20)

Density (20)

Pressure (18)

Fluid flow (16)

Impedance up to the MHz range (16)

Torque, Viscosity, Hardness and Gravity (15)

Force (15)

AC voltage, current, and power (15)

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~~sediment~~

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~~lead~~

~~zinc~~

~~nitric oxide~~

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SIM (291)

Mexico (291)

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Your query 'cenam' produced 291 results

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Mexico, CENAM (Centro Nacional de Metrologia)

Complete CMCs in Acoustics, Ultrasound, Vibration for Mexico (.PDF file)

Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)

Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.05

Pressure reciprocity IEC 1094-2:1992

Frequency: 63 Hz to 3.15 kHz

Internal NMI service identifier: CENAM/510-F013-001


Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.06
	Pressure reciprocity IEC 1094-2:1992
	Frequency: 4 kHz to 8 kHz
	Internal NMI service identifier: CENAM/510-F013-001


Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.1
	Pressure reciprocity IEC 1094-2:1992
	Frequency: 9 kHz to 10 kHz
	Internal NMI service identifier: CENAM/510-F013-001


Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.12
	Pressure reciprocity IEC 1094-2:1992
	Frequency: 12.5 kHz
	Internal NMI service identifier: CENAM/510-F013-001


Pressure sensitivity level. Measurement microphone type LS2. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB: 0.14
	Pressure reciprocity IEC 1094-2:1992
	Frequency: 14 kHz to 18 kHz
	Internal NMI service identifier: CENAM/510-F013-001


Ultrasonic power. Ultrasonic source transducer, 0.01 W to 1 W
	Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 11
	Radiation force balance IEC 1161
	Frequency: 1 MHz to 10 MHz
	Internal NMI service identifier: CENAM/510-F018-003


Temperature. Tungsten strip filament gas lamps, 1600 °C to 2200 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 1.4 to 2.2
	Radiance temperature determination as a function of filament current
	Wavelength: 650 nm
	Filament current Approved on 29 June 2004
	Internal NMI service identifier: CENAM/420-E008-003


Temperature. Tungsten strip filament vacuum lamps, 800 °C to 1700 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.4 to 1.2
	Radiance temperature determination as a function of filament current
	Wavelength: 650 nm
	Filament current Approved on 29 June 2004
	Internal NMI service identifier: CENAM/420-E008-004


Temperature. Disappearing filament optical pyrometer, 800 °C to 2200 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 6 to 9
	Comparison to lamp
	Wavelength: 650 nm
	Filament current Approved on 29 June 2004
	Internal NMI service identifier: CENAM/420-E008-005


Temperature. Radiation thermometers, 50 °C to 400 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 2.4
	Comparison to variable temperature blackbody
	Radiance temperature Spectral wavelength Furnace heated electrically SPRT, type S thermocouple Approved on 29 June 2004
	Internal NMI service identifier: CENAM/420-E008-001


Temperature. Monochromatic radiation thermometers, 800 °C to 2200 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.7 to 2.3
	Comparison to lamps
	Wavelength: 650 nm, 910 nm
	Filament current Approved on 29 June 2004
	Internal NMI service identifier: CENAM/420-E008-002


Temperature. Type E, J, K, N, and T thermocouple, -38 °C to 200 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.3
	Comparison to SPRT, determining measuring errors
	Bath temperature: ethylenglycol, silicone oil and water bath, SPRT
	Pre-determined value of inhomogeneity included in the CMC entry Approved on 12 July 2007
	Internal NMI service identifier: CENAM/420-E013-001


Temperature. Type T thermocouple, 200 °C to 400 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.5
	Comparison to standard TC, determining measuring errors
	Furnace temperature: dry block furnace (300 °C to 1100 °C ), potasium heat pipe, 81/2 digit multimeter
	Pre-determined value of inhomogeneity included in the CMC entry Approved on 12 July 2007
	Internal NMI service identifier: CENAM/420-E013-001


Temperature. Resistance thermometer, -80 °C to 10 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.012
	Industrial type
	Comparison in bath (ethanol): sheath dimensions, diameter 3 mm to 7 mm, length >= 20 cm
	Hysteresis uncertainty for each IPRT must be added to the combined uncertainty quoted in the Calibration Report Approved on 12 July 2007
	Internal NMI service identifier: CENAM/420-E014-010


Temperature. Resistance thermometer, 10 °C to 80 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.01
	Industrial type
	Comparison in bath (water): sheath dimensions, diameter 3 mm to 7 mm, length >= 15 cm
	Hysteresis uncertainty for each IPRT must be added to the combined uncertainty quoted in the Calibration Report Approved on 12 July 2007
	Internal NMI service identifier: CENAM/420-E014-011


Temperature. Resistance thermometer, 80 °C to 250 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.02
	Industrial type
	Comparison in bath (oil): sheath dimensions, diameter 3 mm to 7 mm, length >= 30 cm
	Hysteresis uncertainty for each IPRT must be added to the combined uncertainty quoted in the Calibration Report Approved on 12 July 2007
	Internal NMI service identifier: CENAM/420-E014-011


Temperature. Digital (resistance) thermometer, -80 °C to 10 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.012
	Industrial type
	Comparison in bath (ethanol): sheath dimensions, diameter 3 mm to 7 mm, length >= 20 cm
	Hysteresis uncertainty for each IPRT must be added to the combined uncertainty quoted in the Calibration Report Approved on 12 July 2007
	Internal NMI service identifier: CENAM/420-E014-013


Temperature. Digital (resistance) thermometer, 10 °C to 80 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.01
	Industrial type
	Comparison in bath (water): sheath dimensions, diameter 3 mm to 7 mm, length >= 15 cm
	Hysteresis uncertainty for each IPRT must be added to the combined uncertainty quoted in the Calibration Report Approved on 12 July 2007
	Internal NMI service identifier: CENAM/420-E014-013


Temperature. Digital (resistance) thermometer, 80 °C to 250 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.02
	Industrial type
	Comparison in bath (oil): sheath dimensions, diameter 3 mm to 7 mm, length >= 30 cm
	Hysteresis uncertainty for each IPRT must be added to the combined uncertainty quoted in the Calibration Report Approved on 12 July 2007
	Internal NMI service identifier: CENAM/420-E014-013


Temperature. Liquid-in-glass Mercury, -30 °C to 10 °C
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in °C: 0.04
	Comparison
	Silicone oil and water bath, SPRT, CA precision thermometry bridge: graduation 0.1 °C, total immersion
	Approved on 12 July 2007
	Internal NMI service identifier: CENAM/420-E006-001