Accuracy:Ratio on: ±2% of reading plus 0.01 NTU from 0 - 1000 NTU, ±5% of reading from 1000 - 4000 NTU based on formazin primary standard
Ratio off: ±2% of reading plus 0.01 NTU from 0 - 40 NTU
Air Purge:Dry nitrogen or instrument grade air (ANSI MC 11.1, 1975)
0.1 scfm at 69 kPa (10 psig); 138 kPa (20 psig) max
Hose barb connection for 1/8-inch tubing
Certifications:CE, KC, RCM
Communication:USB
Data Logging:2000 total logs, includes reading log, verification log and calibration log
Dimensions (H x W x D):153 mm x 395 mm x 305 mm
Display:17.8 mm (7 in.) color touch screen
Interface:2 USB-A ports for USB flash drive, external printer, keyboard and barcode scanner
Light Source:Tungsten filament lamp
Measurement Method:Nephelometric
Operating Temperature Range:0 to 40 °C (32 to 104 °F)
Power Requirements (Amps):3.4 A
Power Requirements (Hz):50/60 Hz
Power Requirements (Voltage):100 - 240 VAC
Range:NTU (Ratio on): 0 - 4000
NTU (Ratio off): 0 - 40
EBC (Ratio on): 0 - 980
EBC (Ratio off): 0 - 9.8
Reading Modes:Single, continuous, Rapidly Settling Turbidity™, signal averaging on or off, ratio on or off
Regulatory:Meets EPA Method 180.1
Repeatability:±1% of reading or 0.01 NTU, whichever is greater (under reference conditions)
Resolution:Turbidity: 0.001 NTU/EBC (on lowest range)
Response Time:Signal averaging off: 6.8 seconds / Signal averaging on: 14 seconds (when 10 measurements are used to calculate the average)
Sample Cell Compatibility:Round cells 95 x 25 mm (3.74 x 1 in.) borosilicate glass with rubber-lined screw caps
Note: Smaller sample cells (less than 25 mm) can be used when a cell adapter is used.
Sample Requirements:25 mm sample cell: 20 mL minimum
0 to 70 °C (32 to 158 °F)
Stabilization Time:Ratio on: 30 minutes after start-up
Ratio off: 60 minutes after start-up
Storage Conditions:-20 to 60 °C
Units:NTU and EBC
Weight:6.61 lbs. (3.0 kg)