Wireless Manual Sound Level Meter Calibrator

• Application: Anemometer
• Display: Digital
• Detection Method: Non-contact
• Connection Type: Wireless
• Noctilucence: With Noctilucence
• Waterproof: Not Waterproof
• Model NO.: HT622B
• Weight: >100g
• Transport Package: Carton Package
• Specification: 189*60*33mm
• Trademark: HOTOTECH
• Origin: Dongguan/China
• Production Capacity: 5000 Set a Month

Product Description

HT622A Digital Sound Level Meters
Specifications	Range
	HT622A	HT622B
Sound pressure accuracy	±1.5dB(94dB@1KHz),±1.5dB(94dB@8KHz)	±1.5dB(94dB@1KHz),±1.5dB(94dB@8KHz)
Frequency response	30HZ-8KHZ	30HZ-8KHZ
Dynamic range	50dB	50dB
Measuring range	30-130dBA,35-130dBC	30-130dBA
Weighting properties	A/C	A
Dynamic characteristics	FAST 125ms,SLOW 1sec	FAST 125ms,SLOW 1sec
Microphone	Polarized capacitance microphone	Polarized capacitance microphone
Range	30-80dB,40-90dB,50-100dB,60-110dB,70-120dB,80-130dB	30-130dB