Specifications
Specifications are subject to change without notice.
Specification Details
Measurement
method
Ratio turbidimetric determination using a primary
nephelometric
light scatter signal (90°) to the transmitted light
scatter signal.
Regulatory 2100Q: Meets EPA Method 180.1
2100Qis: Meets ISO 7027
Lamp source 2100Q: Tungsten filament lamp
2100Qis: Light-emitting diode (LED) at 860 nm
Range 0–1000 NTU (FNU)
Accuracy ±2% of reading plus stray light from 0–1000 NTU (FNU)
Repeatability ±1% of reading or 0.01 NTU (FNU), whichever is greater
Resolution 0.01 NTU on lowest range
Stray light ≤ 0.02 NTU (FNU)
Signal averaging Selectable on or off
Detector Silicon Photodiode
Reading modes Normal (Push to Read), Signal Averaging or Rapidly Settling
Turbidity
™
Calibration
options
Single step RapidCal
™
for Low-Level Regulatory Reporting
from 0–40 NTU (FNU)
Full range calibration from 0–1000 NTU (FNU)
Calibration to degrees of turbidity
Calibration logger Records the last 25 successful calibrations
Verification logger Logs the last 250 successful verifications
Data logger 500 records
Specification Details
Power
requirement
AC 100–240 V , 50/60 Hz (with power or USB/power module)
4 AA alkaline batteries
Rechargeable NiMH (for use with USB/power module)
Operating
conditions
Temperature: 0 to 50 °C (32 to 122 °F)
Relative Humidity: 0–90% at 30 °C, 0–80% at 40 °C, 0–70%
at 50 °C, noncondensing
Storage
conditions
–40 to 60 °C (–40 to 140 °F), instrument only
Interface Optional USB
Sample required 15 mL (0.5 oz.)
Sample cells Round cells 60 x 25 mm (2.36 x 1 in.) borosilicate glass with
screw caps
Dimensions 22.9 x 10.7 x 7.7 cm (9.0 x 4.2 x 3.0 in.)
Weight 530 g (1.17 lb) without batteries
620 g (1.37 lb) with four AA alkaline batteries
Meter enclosure
rating
IP67 (closed lid, battery and module compartment excluded)
Protection class Power supply: Class II
Certification CE certified
Warranty 1 year (EU: 2 years)
General Information
In no event will the manufacturer be liable for direct, indirect, special,
incidental
or consequential damages resulting from any defect or omission
in this manual. The manufacturer reserves the right to make changes in
this manual and the products it describes at any time, without notice or
obligation. Revised editions are found on the manufacturer’s website.
English 3
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