Specifications :Digital pH Meter S-901 / S-902 

Model No.

• S-901
• S-902

Display

• S-901: 3.5-digit LED
• S-902: 4-digit LED

Resolution

• S-901: 0.01 pH, 1 mV
• S-902: 0.01 pH, 1 mV

Range

• S-901: 0 to 14.00 pH
• S-902: 0 to 14.00 pH, 0 to ±1999 mV

Calibration

• S-901: 2 Point (4 pH, 7 pH)
• S-902: 3 Point (4 pH, 7 pH, 9.20 pH)

Accuracy

• S-901: ±0.01 pH, ±1 mV
• S-902: ±0.01 pH, ±1 mV

Temperature

• S-901: Manual, 0 to 100°C
• S-902: Auto, 0 to 100°C

Slope Correction

• S-901: 80 to 120%
• S-902: 80 to 120% Auto Ranging

Power Supply

• S-901: 230V, ±10% AC, 50 Hz
• S-902: 230V, ±10% AC, 50 Hz

Dimension

• S-901: 280 × 180 × 88 mm (L × B × H)
• S-902: 195 × 225 × 65 mm (L × B × H)

Weight

• S-901: 3 kg
• S-902: 2 kg

Accessories

• S-901: Combination pH Electrode, Buffer Tablets (4 pH, 7 pH), pH Electrode Stand, Instruction Manual, Dust Cover
• S-902: Combination pH Electrode, Buffer Tablets (4 pH, 7 pH, 9.20 pH), pH Electrode Stand, Instruction Manual, Dust Cover, Temperature Probe