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Feather & Down Testing Instruments
Home > Product > Feather & Down Testing InstrumentsLM Model 2020 (NTU) Portable Turbidity Meter (Imported)
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发布时间
2026-03-18企业性质
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【Scope of application】
At the 2002 Annual Meeting of the International Down and Feather Bureau (IDFB), the method of detecting down turbidity (transparency) with a dedicated turbidity meter was approved as the official IDFB standard. The US-made LM 2020 turbidity meter (NTU) has become an IDFB-designated transparency testing instrument.
【Relevant Standards】
Not at the moment
【Scope of application】: At the 2002 Annual Meeting of the International Down and Feather Bureau (IDFB), the method of detecting down turbidity (transparency) with a special turbidity meter was approved as an official IDFB standard. The US-made LM 2020 turbidity meter (NTU) has become an IDFB-designated transparency testing instrument.
【Instrument Characteristics】：
1. Waterproof grade IP67
2. Rechargeable lithium battery
3. USB interface
4. 7 languages
5. EAP and ISO optional
【Technical Parameters】：
1. Measurement standard 2020we: NTU, AU, ASBC, EBC
2,2020wi:FNU,FAU,ASBC,EBC
3, Range 0-4000NTC/FNU, 0-10,500 ASBC, 0-150EBC
4, Resolution 0.01NTC/FNU 10.00-10.99
5,0.1NTC/FNU 11.00-109.9
6,1NTC/FNU 110-4000
7. Accuracy From 0-2.5NTU the accuracy is ±0.05NTU
8,From 2.5-100NTU the accuracy is ±2%NTU
9,From 100NTU the accuracy is ±3%NTU
10, detection limit 0.05NTC/FNU
11. Range selection Automatic
12. Light source Tungsten (EPA) complies with EPA
13,180.1 Standard 860
14,LED(ISO) complies with ISO 7027.
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