Hach-Lange TSS PORTABLE Handheld Instrument for Turbidity_Suspended Solids Manual - Manual (Page 5)

5
Section 1 Specifications
These are subject to change without notice.
Performance specifications
Wavelength 860 nm
Parameter Turbidity Solids (dry matter)
Measurement method
Combined multiple-beam alternating light technique with IR diode system and
beam focus
2-channel 90° scattered light
measurement in accordance with DIN
EN 27027 / ISO 7027; additional
measurement value verification through
six-channel multiple-angle
measurement
Modified absorption measurement
Six-channel multiple-angle
measurement
Measuring range 0.001–9999 FNU (NTU)
0.001–400 g/L 
(upper limit depends on matrix)
Resolution
0.001 at 0–0.999 FNU 
0.01 at 1–9.99 FNU 
0.1 at 10–99.9 FNU 
1 at >100 FNU
0.001 at 0–0.999 g/L 
0.01 at 1–9.99 g/L 
0.1 at 10–99.9 g/L 
1 at >100 g/L
Precision
Measuring range: 0.001–9999 FNU 
Accuracy of the measurement value: 
< 3 % or +/- 0.02 FNU 
(whichever is greater)
Measuring range: 0.001–400 g/L 
Accuracy of the measurement value: 
< 4 % or +/- 0.001 g/L 
(whichever is greater)
Reproducibility <4 % of measurement value <5 % of measurement value
Units FNU, NTU, EBC ppm, mg/L, g/L, %
Calibration 1 calibration curve (factory calibration) 4 calibration curves
Sample temperature 0–60 °C (32–140 °F), up to 80 °C (176 °F) briefly
Pressure range Max. 10 bar
Display LCD, alphanumeric, 4 rows of 16 characters
Input 6 membrane keys, menu with quick access to important functions
Power supply 
(rechargeable batteries)
6 rechargeable NiMH batteries (recommended: 1.2 V/min. 1800 mAH)
Power consumption Approx. 60 mA
Data log Up to 290 measurement values
Interface RS 485
Probe material Stainless steel, sapphire
Cable 10 m (33 ft), PUR,  8.3 mm (0.33 in.); S-2000 connector, 6-pin
Protection class
Probe: IP68
Control unit: IP 55
Size
Probe:  40 mm (1.57 in.), length = 29 cm (11.42 in.)
Control unit: 11 Ч 23 Ч 4 cm (4.33 Ч 9 Ч 1.57 in.)
Weight
Probe: 1600 g (3.53 lb)
Control unit: 560 g (1.23 lb)
Warranty 2 years