Hach-Lange 2100 AN IS Laboratory Turbidimeter User Manual - Manual (Page 7)

Specifications
Specifications are subject to change without notice.
Specification Details
Measurement method Nephelometric
Regulatory Meets ISO 7027, DIN EN 27027, DIN 38404 and NFT
9033
ASTM D7315 - Standard Test Method for Determination
of Turbidity Above 1 Turbidity Unit (TU) in Static Mode
ASTM D6655 - Standard Test Method for Determination
of Turbidity Below 5 NTU in Static Mode
Light source Light-emitting diode (LED) at 860 ± 30 nm
Measurement modes FNU, FAU, NTU, EBC, Abs (absorbance), %T (%
transmittance) and two user-defined units
Range FNU (manual range): 0–0.999, 0–9.99, 0–99.9, 0–1000
FNU (auto range): 0–1000
FAU (manual range): 20–99.9, 20–10,000
FAU (auto range): 20–10,000
NTU (Ratio on, manual range): 0–0.999, 0–9.99, 0–
99.9, 0–10,000
NTU (Ratio on, auto range): 0–10,000 auto decimal
NTU (Ratio off): 0–40
EBC (Ratio on, manual range): 0–0.999, 0–9.99, 0–
99.9, 0–2450
EBC (Ratio on, auto range): 0–2450 auto decimal
EBC (Ratio off): 0–9.8
Absorbance (manual range): 0–0.999, 0–2.00
Absorbance (auto range): 0–2.00
Transmittance (%): 1.0–100
Specification Details
Accuracy 1, 2, 3 FNU 4 : ±2% of reading plus 0.01 FNU from 0–1000 FNU
FAU: ±10% of reading from 20–10,000 NTU
NTU
4 : ±2% of reading plus 0.01 NTU from 0–
1000 NTU, ±5% of reading from 1000–4000 NTU,
±10% of reading from 4000–10,000 NTU
Absorbance: ±0.005 Abs from 0–1 Abs at 860 nm
Transmittance: 0.12% T from 10–100% T at 860 nm
Resolution Turbidity: 0.001 FNU/NTU/EBC
Absorbance: 0.001 Abs
Transmittance: 0.1% T
Repeatability ±1% of reading or 0.01 FNU, whichever is greater
(under reference conditions)
Response time Signal averaging off: 6.8 seconds
Signal averaging on: 14 seconds (when
10 measurements are used to calculate the average)
Stabilization time Immediately
Reading modes Manual or auto range, signal averaging on and
adjustable or off, Ratio on or off
Power requirement 115–230 VAC, 50/60 Hz (automatic power selection)
28 W maximum
Pollution
degree/installation
category 2; II
Protection Class 1
Operating conditions Temperature: 0 to 40 °C (32 to 104 °F)
Relative humidity: 0–90% at 25 °C, 0–75% at 40 °C,
noncondensing
Altitude: 2000 m (6560 ft) maximum
Indoor use only
Storage conditions –40 to 60 °C (–40 to 140 °F), instrument only
English 5