Salt Meter PSA311 Lutron a compact, pen type, all in one digital salt meter designed to measure salt concentration by weight quickly and accurately.
Features :
- The pen type, all in one salt meter provides fast, accurate readings, with digital readability and easy operating.
- Measuring range : 0 to 12% salt { % weight }
- Build in temperature sensor, ATC { auto temperature compensation }.
- Carbon rod electrode for long life.
- IP67, water proof and protection.
- LCD display, read to read.
- Data hold function for freezing the desired value.
- Auto power off to save the battery life.
- Records max and min value with recall.
- Microcomputer circuit, intelligent function, high accuracy.
- Compact size, light weight.
- Built-in low battery indicator.
- Power supply by DC 1.5V battery { UM4/AAA }

Specifications :
- Measurement Range : 0 to 12% salt [ % weight ]
- Resolution : 0.01 % salt.
- Accuracy : 0.5 % salt value * F.S : full scale. * 23 -+ 5C
- Temperature Compensation : Automatic, 0 to 50C { 32 to 122F }
- Probe Structure : Carbon rod electrode for long life.
- Data Hold : Freeze the display reading.
- Memory Recall : maximum & minimum value.
- Sampling Time : Approx. 0.8 second.
- Circuit : Custom one chip of microprocessor LSI circuit.
- Power off : Auto shut off saves battery life or manual off by push button.
- Operating Temp : 0 to 50C {32 to 140F }
- Operating Humidity : Less than 80% RH.
- Power Supply : DC 1.5V battery [ UM-4/AA ] x 4 PCs.
- Power Consumption: Approx. 5.7 mA.
- Dimension : 190 x 40 x 40 mm { 7.5 x 1.6 x 1.6 inch ]
- Weight : 171 g/ 0.38 LB.