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Hanna Instruments HI 98703 User Manual

Page 11

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11

Range

0.00 to 9.99 NTU
10.0 to 99.9 NTU
100 to 1000 NTU

Range Selection

Automatically

Resolution

0.01 NTU from 0.00 to 9.99 NTU
0.1 NTU from 10.0 to 99.9 NTU
1 NTU from 100 to 1000 NTU

Accuracy

±2% of reading plus 0.02 NTU

Repeatibility

±1% of reading or 0.02 NTU, whichever is greater

Stray Light

< 0.02 NTU

Light Source

Tungsten filament lamp

Lamp Life

Greater than 100,000 readings

Light Detector

Silicon Photocell

Method

Ratio Nephelometric signal (90') scatter light ratio transmitted
light
Adaptation of the

USEPA Method 180.1 and Standard Method

2130 B

Display

60 x 90 mm LCD with backlight

Standards

15, 100 and 750 NTU

Calibration

One, two or three point calibration

LOG Memory

200 records

Serial Interface

RS232 or USB 1.1

Environment

0 to 50 °C (32 to 122 °F); max 95% RH non-condensing

Power supply

4 x 1.5V AA alkaline batteries or AC adapter

Auto Shut-off

After 15 minutes of non-use

Dimensions

224 x 87 x 77 mm (8.8 x 3.4 x 3.0”)

Weight

512 g (18 oz.)

SPECIFICATIONS