4 IN 1 Multi-Function Environment Meter (DT-8820) Manufacturer

Item Code: Features:

CE approved
Neutral packing

DT-8820 4 IN 1 Multi-Function Environment Meter

I. Specifications:

Display			Large 1999 counts LCD display with function of Lux , x10 Lux, ºC, ºF, %RH and dB, A & dB ,C & dB, Lo & dB, Hi & dB, MAX HOLD, DATA HOLD indication.
Polarity			Automatic, (-) negative polarity indication.
Over-range			"OL" mark indication.
Low battery indication			The "BAT" is displayed when the battery voltage drops below the operating level.
Measurement rate			1.5 times per second, nominal
Storage temperature			-10ºC to 60ºC(14ºF to 140ºF) at＜ 80％ relative humidity
Auto Power Off			Meter automatically shuts down after approx.10 minutes of inactivity
Power			One standard 9V, NEDA1604 or 6F22 battery.
Sound Level	Measurement range	A LO (low) – Weighting	35-100 dB
		A HI (High)- Weighting	65-130 dB
		LO (low) – Weighting	35-100 dB
		C HI (High)- Weighting	65-130 dB
	Resolution		0.1 dB
	Typical instrument frequency range		30Hz-10KHz
	Accuracy		±3.5 dB at 94 dB sound level, 1KHZ sine wave
Light	Measuring Range		20, 200, 2000, 20,000lux(20,000lux range reading x10)
	Accuracy		±5％ rdg ＋10 dgts
	Repeatability		±2％.
Humidity/Temperature	Humidity		25％～95％RH
	Temperature		-20.0ºC~＋50.0ºC -4ºF~＋122ºF (K-type) -20.0ºC~＋200.0ºC -20ºC~＋750ºC; -4.0ºF~＋200ºF, -4ºF~＋1400ºF
Input Protection			60V dc or 24V ac rms
Size(HxWxD)			251x63.8X40mm
Weight			250g

Any questions, please contact us.

Email: sales@tbt-scietech.com;toni_gu@tbt-scietech.com

Tel: 86-25-8472 1577/8472 1579/8472 1907