Technical specifications
Measurement technology - Light source | LED |
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Measurement technology - detector | photodiode |
Measuring principle | Nephelometry (90° scattered light method) |
Parameters | Turbidity in FNU; mg/L; NTU; TSSeq |
Standard applied | DIN EN ISO 7027-1:2016-11 |
Measuring range | 0 - 100, 0 - 400, 0 - 1000 FNU |
Measuring accuracy | ± (5 % + 0.5); max. ± 2 FNU |
Detection limit | 0.5 FNU for TTurb-100 2 FNU for TTurb-400 2 FNU for TTurb-1000 |
Measuring wavelength | 860 nm, FWHM 30 nm |
Response time T100 | 6 s |
Measuring interval | ≥ 3 s |
Housing material | PET / POM / NBR | ||
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Dimensions (L x Ø) | with fixed cable | 182 x 36 mm | ~ 7.2˝ x 1.4˝ |
with SubConn connector | 209 x 36 mm | ~ 8.2˝ x 1.4˝ | |
Weight | approx. 0.3 kg | ~ 0.7 lbs |
Interface | Ethernet (TCP/IP) RS-485 (Modbus RTU) |
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Power consumption | typically < 0.9 W with network < 1.5 W |
Power supply | 12-24 VDC ±10 % |
Connection | 8-pin M12 plug |
Maintenance effort | ≤ 0.5 h/month typical |
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Calibration/maintenance interval | 24 months, when using a TTurbCAL 4 - 5 years |
System compatibility | Modbus RTU |
Warranty | 1 year (EU&US: 2 years) on electrons; |
Max. Pressure | with fixed cable | 3 bar | 43.5 psi |
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in flow | 1 bar, 2-4 L/min | 14.5 psi, 2-4 L/min | |
Protection type | IP68 | NEMA 6P |
Sample temperature | 0...+40 °C | 32...104 °F |
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Ambient temperature | 0...+40 °C | 32...104 °F |
Storage temperature | 0...+80 °C | 32...176 °F |
Inflow velocity | max. 0.1 m/s |