HM-500 PH Meter EC TDS Meter Digital Water Quality Monitor PH Tester for Aquarium Swimming Pool

Good luck with your favorite purchasesHM-500 PH Meter EC TDS Meter Digital Water Quality Monitor PH Tester for Aquarium Swimming Pool The HM-500 monitors pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS) and temperature with very high accuracy, This instrument can be calibrated with various buffer solutions, and is equipped with automatic buffer recognition for user convenience. The touch-screen LCD makes it user-friendly, and features automatic light detection making it easy to view in dark environments. Specifications 1. Measurement Range ·pH:0.0-14.0 ·Temperature:0-55“C/32-130°F ·TDS:0-9990 ppm/0-10.00 ppt ·EC:0-9990 uS/0-20.00 ms

2. Automatic Temperature Compensation Range (ATC) ATC:0.0-60.0°C

3. Accuracy ·pH: ± 0.1 pH ·Temp: ± 1 °C/°F ·EC/TDS: ±2 %

4. Measurement Scales ·pH: pH ·Temp: °C/°F ·TDS: ppm & ppt (NaCl) 0.5 scale / ppm & ppt (442™) 0.7 scale ·EC: μS / ms

5. Resolution ·pH: 0.1 pH ·Temp: 0.1°C/0.1 °F ·TDS: ppm: 0.1ppm (0-99.9ppm)/1 ppm (100-999ppm)/10ppm (1000-9990 ppm) ppt: 0.01 ppt (0.01 -10.00 ppt) ·EC: μS: 0.1 μS(0-99,9 μS)/1us(100-999 μS)/10uS (1000-9990 μS) mS:0.01 mS(0.01-20.00 mS)

6. Data Storage: Up to 20 readings 7. Auto Shut-Off: After 5 minutes (While in Battery mode) 8. Alarm: Adjustable Set Point (See section 5) 9. Power Source: Ac 110V-240V/Rechargeable Lithium lon Battery 10. Service Environment:0-50°C/RH 80 % 11. Display: LCD Touch Screen controls with Auto Backlit lighting 12. Probe: ABS with Electrodes Conductivity Sensor / Single Junction Ag/AgCl pH Sensor 13. Sensor Cable: 2m (80 inch) shielded and Coaxial Cable 14. Dimensions: Approx.8 x4 x 1.4 inches / 20 x 11 x 3.6 cm 15. Weight: 15.2 oz (0,43 Kg) for body / 5 oz (140 g) for two probes (without case)