Hach TL2300, Basic User Manual

Page: 3 / 174

Table of contents
Specifications on page 3 Startup on page 10
General information on page 4 Operation on page 11
Installation on page 8 Maintenance on page 20
User interface and navigation on page 9 Troubleshooting on page 21
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
Dimensions (W x D x H) 39.5 x 30.5 x 15.3 cm (15.6 x 12.0 x 6.02 in.)
Weight 3.0 kg (6.6 lb)
Enclosure IP30; indoor use only
Protection Class External power supply: Protection Class I; instrument: Protection Class II
Pollution degree 2
Installation category External power supply: Category II; instrument: Category I
Power requirements Instrument: 12 VDC, 3.4 A; power supply: 100–240 VAC, 50/60 Hz
Operating temperature 0 to 40 °C (32 to 104 °F)
Storage temperature –20 to 60 °C (–4 to 140 °F)
Humidity 5 to 95% relative humidity, non-condensing
Display 17.8 mm (7 in.) color touch screen
Light source Tungsten filament lamp
Measurement units NTU and EBC
Range NTU (Ratio on): 0–4000
NTU (Ratio off): 0–40
EBC (Ratio on): 0–980
EBC (Ratio off): 0–9.8
Accuracy
1, 2, 3
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
Resolution Turbidity: 0.001 NTU/EBC (on lowest range)
1
Turbidity specifications identified using USEPA filter assembly, recently prepared formazin
standard and matched 1-inch sample cells.
2
Intermittent electromagnetic radiation of 3 volts/meter or greater may cause slight accuracy
shifts.
3
Reference conditions: 23 (± 2) °C, 50 (± 10)% RH noncondensing, 100–240 VAC, 50/60 Hz
English 3