pH Test Pen with ATC and Backlit Display from Reef Supplies Canada Specifications: Measuring pH Range:** 0.0 - 14.0 pHResolution:** 0.01 pHAccuracy:** ±0.1 pHOperating Temperature:** 0 - 50°C (32 - 122°F)Calibration:** 1 pointAutomatic Temperature Compensation (ATC):** YesPower Supply:** 4 x 1.5V button cell batteriesProduct Weight:** 0.059 kgPackage Weight:** 0.161 kgProduct Dimensions (L x W x H):** 15.2 x 3.1 x 2.1 cm / 5.97 x 1.22 x 0.83 inchesPackage Dimensions (L x W x H):** 17.5 x 6.5 x 3.1 cm / 6.88 x 2.55 x 1.22 inchesPre-calibrated at Factory:** YesIncluded:** Screwdriver Operating Information: 1. Initial Setup: Remove the protective cap and switch on the unit.2. Calibration: If using for the first time or after a long period, calibrate the unit.3. Measurement: Dip the electrode into the sample solution, stir gently, and wait for the value to stabilize.4. Post-Use: Rinse the electrode in distilled or deionized water, dry carefully with tissue paper to avoid damaging the glass bulb.5. Storage: After use, switch off the unit, add a few drops of distilled water to the cap, and replace it onto the pH meter.6. Battery Replacement: If the unit fails to switch on or the display fades, replace all batteries. pH Meter Calibration Instructions: 1. Standard Solution Calibration: - Immerse the pH electrode in a 6.86 pH buffer solution at 25°C. - Gently shake the electrode. - Adjust the potentiometer with the provided screwdriver until the display matches the buffer solution's pH value.2. Additional Buffer Calibration: - Immerse the electrode in either a 4.01 pH or 9.18 pH buffer solution. - Gently shake the electrode. - Ensure the display matches the buffer solution's pH value within the allowable error range. Package Contents: - 1 x pH Meter- 1 x Screwdriver- 3 x AG 13 Button Cell Batteries- 2 Pouches of Calibration Buffer Solution- 1 x Instruction Manual (English) Enhance your pH testing accuracy with the PH-2011 pH Test Pen, available at Reef Supplies Canada. This device is ideal for ensuring precise pH measurements in various solutions, thanks to its automatic temperature compensation and backlit display. Perfect for aquarium enthusiasts, hydroponic gardeners, and laboratory professionals.
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