Table Of Contents - Hach 2100N Basic User Manual

Table of contents

Specifications on page 3
General information on page 4
User interface on page 7
Startup on page 9
Specifications
Specifications are subject to change without notice.
Specification Details
Measurement method Nephelometric
Regulatory Meets EPA Method 180.1
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 Tungsten filament lamp
Measurement modes NTU, NEPH (Nephelo) and EBC
Standard operation on page 9
Maintenance on page 14
Troubleshooting on page 17
Specification Details
Range NTU (Ratio on, manual range): 0-0.999, 0-9.99,
0-99.9, 0-4000
NTU (Ratio on, auto range): 0-4000 auto decimal
NTU (Ratio off): 0-40.0
Nephelo (Ratio on, manual range): 0-9.99, 0-99.9,
0-26,800
Nephelo (Ratio on, auto range): 0-26,800 auto
decimal
Nephelo (Ratio off): 0-268
EBC (Ratio on, manual range): 0-0.999, 0-9.99,
0-99.9, 0-980
EBC (Ratio on, auto range): 0-980 auto decimal
EBC (Ratio off): 0-9.8
1, 2
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 (under reference conditions
Resolution Turbidity: 0.001 NTU/EBC, Nephelo (on lowest range)
Repeatability ±1% of reading or 0.01 NTU, 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 Ratio on: 30 minutes after start-up
Ratio off: 60 minutes after start-up
Reading modes Manual or auto range, signal averaging on or off,
Ratio on or off
Power requirement 115-230 VAC, 50/60 Hz (automatic power selection)
28 W maximum
3
)
English 3