HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp Meter

The HM-500 is the most versatile continuous monitor indicating EC/TDS, pH, and Temp providing accurate, stable readings the user can rely on. With its rechargeable battery this unit is portable or can be wall mounted.. To make is even more user friendly, it comes equipped with touch screen, high and low alarm set points, and recorded readings. It is ideal for hydroponics and other applications such as lab, pools, aquariums etc.Features: Continuous pH/EC/TDS/Temp Monitor Rechargeable battery RF Resistant Portable/Wall Mount/Benchtop Data Storage: Up to 20 measurement readings Auto Shut-Off: After 5 minutes Alarm: Adjustable High & Low Set Point and on/off Display: LCD Touch-Type Screen with Auto Back lighting Probe: ABS with Platinum electrodes for EC / Single Junction pH Sensor Three Year Warranty Specifications:Measurement Scales pH: pH Temp: °C, °F TDS: ppm (0.5 / ppm (0.7) / ppt (0.5) / ppt (0.7) EC: µS / mS Range: pH: 0.00 – 14.00 pH Temperature: 0.0 – 80.0 °C / 32.0 – 176 °F TDS: 0 – 9999 ppm / 0 – 10.00 ppt EC: 0 – 9999 µS / 0 – 20.00 mS 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) / 1 uS (100 – 999 µS) / 10µS (1000-9990 µS) mS: 0.01 mS (0.01 – 20.00 mS) ATC: Yes Accuracy: pH: ± 0.1 pH Temp: ± 1 °C / °F TDS: ± 2 % EC: ± 2 % Power Source: AC 110 V – 220V / Rechargeable Lithium Ion Battery Function Environment: 0 – 50°C (0-122°C) / RH 80 % (EC Probe: 0 – 80°C) Sensor Cable: 24-inch shielded Coaxial Cable Dimensions: About 8 x 4 x 1.5 inches Weight: 15.2 ounces for body / 5 ounces for two probes (without case)