Specification
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Light Source
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LED
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Detector
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Photo diode
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Measurement principle
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Nephelometry
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Parameter
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Turbidity as FNU; mg/L; NTU; TSSeq
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Measurement range
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0...100, 0...400, 0...1000 FNU
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Measurement accuracy
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± (5 % + 0.5)
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Detection limit
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0.5 FNU for TTurb 100
2 FNU for TTurb 400
2 FNU for TTurb 1000
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Measurement wavelength
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860 nm, FWHM 30 nm
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T100 response time
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6 s
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Measurement interval
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≥ 3 s
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Housing material
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PET / POM / NBR
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Dimensions (L x Ø)
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170 x 36 mm
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~ 6.7� x 1.4�
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Weight
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0.3 kg
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~ 0.7 lbs
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Interface
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Ethernet (TCP/IP)
RS-485 (Modbus RTU)
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Power consumption
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typically <0.9 W
with network < 1.5 W
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Power supply
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12...24 VDC (± 10 %)
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Connector
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8-pin M12-plug
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Maintenance effort
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≤ 0,5 h/Monat (typisch)
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Calibration/maintenance interval
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24 Monate
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System compatibility
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Modbus RTU
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Warranty
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1 Year (EU & US: 2 years) on electronics; All wearing parts are not included in the warranty
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Max. pressure with fixed cable
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3 bar
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~ 43.5 psig
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Max. pressure in flow cell
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1 bar, 2...4 L/min
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~ 14.5 psig, 0.5 to 1 gpm
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Protection type
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IP68
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NEMA 6P
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Sample temperature
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0...+40 °C
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~ +32 °F... +104 °F
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Ambient temperature
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0...+40 °C
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~ +32 °F... +104 °F
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Storage temperature
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0...+80 °C
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~ +32 °F... +176 °F
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Inflow velocity
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maximum 0.1 m/second
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maximum ~ 0.33 fps
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Measurement Range
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TTurb100
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0...100 NTU
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TTurb400
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0...400 NTU
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TTurb1000
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0...1000 NTU
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Versions
US 12631 
GB 9301 
CA 8299 
AU 7342 
IE 4044 
NZ 2259 
SG 1070 
MY 840 
