Refractometer for antifreeze liquids, battery acid, cleaning products
5802-A510
Measuring range
Ethylene glycol: -50 ... 0 °C
Propylene glycol: -50 ... 0 °C
Battery acid: 1.10... 1.40 sg
Cleaning fluid: -40 ... 0 °C
Reading
Ethylene glycol: 1 °C
Propylene glycol: 1 °C
Battery acid: 0.01 sg
Cleaner: 5 °C
General specifications
Calibration distilled water at 20 °C
Dimensions: Approximately 27 x 40 x 160 mm
Weight: Approximately 172 g
A refractometer is a device used to measure the refractive index of a substance. In the context of automotive fluids, refractometers are commonly used to measure the concentration or quality of certain fluids, such as coolant or battery electrolyte.
For automotive coolant, a refractometer can be used to determine the concentration of antifreeze or the antifreeze and water mixture. The refractive index of the coolant changes with concentration, allowing the refractometer to provide an accurate indication of the coolant's strength.
Similarly, for battery electrolyte, a refractometer can measure the specific gravity or concentration of the electrolyte, which indicates the battery's charge status. This information can be useful for assessing the condition and performance of the battery.
To use a refractometer for automotive fluids, a small sample of the fluid is placed on the prism or measuring surface of the refractometer. Light passing through the sample is refracted, and the refractometer measures the degree of refraction. This measurement is then used to determine the concentration or quality of the fluid being tested.
Refractometers are compact, easy to use, and provide quick measurements, making them valuable tools for car maintenance and diagnostics.
