This document is an instruction manual for the HI 84185 ISE Ammonia Nitrogen Meter, providing information on the correct use of the instrument, specifications, operating principle, and measurement procedure.
The HI 84185 is a low-cost, easy-to-use instrument designed for the automatic analysis of ammonia nitrogen (N-NH3) in wine using an ion selective electrode (ISE). It employs a double standard addition method to determine concentration and includes built-in algorithms to analyze electrode response and verify reaction completion. The device features automatic temperature compensation and displays results immediately in mg/L (ppm).
| Accuracy | +5% of reading |
|---|---|
| Temperature Compensation | Automatic from 0 to 80 °C |
| Electrode | HI 61101 Ammonia combined ISE |
| Temperature Probe | HI 7662-T |
| Stirring speed | 500 rpm |
| Power supply | 220W/50Hz; 10VA |
| Dimensions | 208 x 214 x 163 mm (8.2 x 8.4 x 6.4") (with beaker) |
The HI 61101 Ammonia combined ISE is required for the measurement.
The accuracy is specified as +5% of the reading.