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Thailand, NIMT (National Institute of Metrology (Thailand))

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

Pressure sensitivity level. Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)

Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB (reference: 1 V/Pa): 0.05

IEC 61094-2:1992

Frequency: 20 Hz

Approved on 11 January 2013

Internal NMI service identifier: NIMT/14010 - 11101


Pressure sensitivity level. Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB (reference: 1 V/Pa): 0.04
	IEC 61094-2:1992
	Frequency: 31.5 Hz to 4 kHz
	Approved on 11 January 2013
	Internal NMI service identifier: NIMT/14010 - 11101


Pressure sensitivity level. Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB (reference: 1 V/Pa): 0.06
	IEC 61094-2:1992
	Frequency: 8 kHz
	Approved on 11 January 2013
	Internal NMI service identifier: NIMT/14010 - 11101


Pressure sensitivity level. Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB (reference: 1 V/Pa): 0.07
	IEC 61094-2:1992
	Frequency: 10 kHz
	Approved on 11 January 2013
	Internal NMI service identifier: NIMT/14010 - 11101


Pressure sensitivity level. Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB (reference: 1 V/Pa): 0.10
	IEC 61094-2:1992
	Frequency: 20 Hz
	Approved on 11 January 2013
	Internal NMI service identifier: NIMT/14010 - 11102


Pressure sensitivity level. Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB (reference: 1 V/Pa): 0.06
	IEC 61094-2:1992
	Frequency: 31.5 Hz
	Approved on 11 January 2013
	Internal NMI service identifier: NIMT/14010 - 11102


Pressure sensitivity level. Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB (reference: 1 V/Pa): 0.04
	IEC 61094-2:1992
	Frequency: 63 Hz to 12.5 kHz
	Approved on 11 January 2013
	Internal NMI service identifier: NIMT/14010 - 11102


Pressure sensitivity level. Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB (reference: 1 V/Pa): 0.05
	IEC 61094-2:1992
	Frequency: 16 kHz
	Approved on 11 January 2013
	Internal NMI service identifier: NIMT/14010 - 11102


Pressure sensitivity level. Measurement microphone type LS2P. Measurand unit, dB (reference: 1 V/Pa)
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in dB (reference: 1 V/Pa): 0.08
	IEC 61094-2:1992
	Frequency: 20 kHz
	Approved on 11 January 2013
	Internal NMI service identifier: NIMT/14010 - 11102


DC voltage sources: low value ranges (equal or below 10 V). DC voltage source, multifunction calibrator, voltage V, 0 V to 10 V
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in µV: (0.5 v + 2), v in V
	Compare against DC standard
	Internal NMI service identifier: NIMT/7


DC voltage sources: intermediate values (higher than 10 V to 1100 V). DC voltage source, multifunction calibrator, voltage V, > 10 V to 100 V
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in µV: (0.5 v + 15), v in V
	Compare against DC standard
	Internal NMI service identifier: NIMT/8


DC voltage sources: intermediate values (higher than 10 V to 1100 V). DC voltage source, multifunction calibrator, voltage V, > 100 V to 1000 V
	Absolute expanded uncertainty (k = 2, level of confidence 95%) in µV: (0.8 v + 200), v in V
	Compare against DC standard
	Internal NMI service identifier: NIMT/9


AC-DC voltage transfer: AC-DC transfer difference at higher voltages (higher than 5 V). Thermal converters, AC-DC transfer standard, 7 V to 10 V
	Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 13
	AC-DC voltage transfer
	Voltage: 7 V, 10 V
	Frequency: 50 kHz to 70 kHz
	Internal NMI service identifier: NIMT/105


AC voltage up to 1000 V: sources. Multifunction calibrator, 300 mV to 700 mV
	Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 23
	AC-DC voltage transfer
	Voltage: 300 mV to 500 mV, 600 mV, 700 mV
	Frequency: 30 Hz to 300 Hz
	Internal NMI service identifier: NIMT/160


AC voltage up to 1000 V: meters. AC voltmeter, multimeter, 100 mV to 200 mV
	Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 38
	AC-DC voltage transfer
	Voltage: 100 mV, 200 mV
	Frequency: 10 Hz to 20 Hz
	Internal NMI service identifier: NIMT/216


AC voltage up to 1000 V: meters. AC voltmeter, multimeter, 100 mV to 200 mV
	Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 25
	AC-DC voltage transfer
	Voltage: 100 mV, 200 mV
	Frequency: 30 Hz to 300 Hz
	Internal NMI service identifier: NIMT/217


AC voltage up to 1000 V: meters. AC voltmeter, multimeter, 100 mV to 200 mV
	Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 25
	AC-DC voltage transfer
	Voltage: 100 mV, 200 mV
	Frequency: 400 Hz to 30 kHz
	Internal NMI service identifier: NIMT/218


AC voltage up to 1000 V: meters. AC voltmeter, multimeter, 100 mV to 200 mV
	Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 25
	AC-DC voltage transfer
	Voltage: 100 mV, 200 mV
	Frequency: 50 kHz to 70 kHz
	Internal NMI service identifier: NIMT/219


AC voltage up to 1000 V: meters. AC voltmeter, multimeter, 100 mV to 200 mV
	Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 41
	AC-DC voltage transfer
	Voltage: 100 mV, 200 mV
	Frequency: 100 kHz
	Internal NMI service identifier: NIMT/220


AC voltage up to 1000 V: meters. AC voltmeter, multimeter, 100 mV to 200 mV
	Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 240
	AC-DC voltage transfer
	Voltage: 100 mV, 200 mV
	Frequency: 200 kHz to 500 kHz
	Internal NMI service identifier: NIMT/221