Apera Instruments TN500 - 2 Technical Specifications

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2 TECHNIC AL SPECIFICATIONS
Specification
Description
Measurement
Method
90° scattering measurement, U.S EPA180.1 compliant
Light Source
Tungsten filament lamp
Measuring Range
0 to 1000 NTU (FNU), automatic range switch
0.01 to 19.99 NTU(FNU)
20.0 to 99.9 NTU(FNU)
100 to 1000 NTU(FNU)
Accuracy
≤ ±2% of reading+ stray light
Repeatability
≤ ± 1% of reading or 0.02 NTU(FNU) (the greater of the two)
Resolution
0.01/0.1/1 NTU (FNU)
Stray Light
≤0.02 NTU (FNU)
Calibration
Standard
AMCO Polymer or Formazin Solution：0, 20, 100, 400 and 800 NTU (FNU)
Detector
Silicon photovoltaic
Measuring Mode
Normal measurement and TruRead
TM
measurement
Data Storage
200 groups
Data Output
USB to PC
Calibration Record
Calibration date and time
Display
TFT color screen
Sample Vial
Φ25×60 mm，high borosilicate glass with lid
Sample Vial
Volume
18 ml
Power supply
3.7V Rechargeable lithium battery
Working Condition
Temperature: 0 to 50°C（32°F to 122°F）； Relative humidity：
0 to 90% at 30°C, 0 to 80%at 40°C, 0 to 70% at 50°C, no condensation
Instrument sealing
grade
IP67
Certificates
ISO9001:2015 and CE
Limited Warranty
2 years
Dimension and
Weight
Meter: (90×203×80) mm/385g
Test Kit: (310×295×110) mm/1.5kg