Instruction Manual, introduce the features and characteristics of the HI 93728 product.
This manual provides instructions for the Hanna Instruments HI 93728 Nitrate ISM, an instrument designed to measure nitrate-nitrogen (NO3--N) content in water and wastewater. The device utilizes an exclusive positive-locking system for cuvet placement and employs the cadmium reduction method with powder reagents. It features an LCD display with specific codes for status, zeroing, and measurement results, along with an auto-shut-off function.
| Range | 0.0 to 30.0 mg/L |
|---|---|
| Resolution | 0.1 mg/L |
| Accuracy | ±0.5 mg/L ±10% of reading |
| Light Source | Light Emitting Diode @ 555 nm |
| Environment | 0 to 50°C (32 to 122°F); max 95% RH non-condensing |
| Battery Life | 40 hours |
| Auto-Shut off | After 10' of non-use |
| Dimensions | 180 x 83 x 46 mm (7.1 x 3.3 x 1.8") |
| Weight | 290 g (10 oz.) |
Multiply the reading by a factor of 4.43.
Perform tests at room temperature between 18°C and 28°C (65F to 83F).
The display shows a 'V' indicating the battery needs replacement, and the meter will lock up if the battery is dead.