pH:

• Range: -2.00 - 20.00 pH
• Resolution: 0.1/0.01/0.001 pH
• Accuracy: ± 0.002 pH
• Calibration points: up to 6

Ion:

• Range: 0.001 - 19999
• Resolution: 2 or 3 digits
• Accuracy: ±0.5% FS (mono); 1% FS (div)
• Calibration points: up to 8

ORP:

• Range: ±2000.0 mV
• Resolution: 0.1 mV
• Accuracy: ± 0.2 mV

Temperature:

• Range: 0.0°C - 100.0 °C 
• Resolution: 0.1 °C
• Accuracy: ±0.3°C
• Temp. compensation: ATC / MTC (0 - 100 °C) 

Conductivity:

• Range: 0.05 µS - 500.0 mS
• Resolution: 0.01 µS / 0.1 µS / 1 µS / 0.001 mS / 0.01 mS / 0.1 mS
• Accuracy: ±1% full scale + 1 LSD

TDS (Total Dissolved Solids):

• Range: 0.01 ppm - 500 ppt
• Resolution: 0.001 ppm / 0.01 ppm / 0.001 ppt / 0.01 ppt / 0.1 ppt
• Accuracy: ±1% full scale +1 LSD

Salinity:

• Range: 0.0 - 80.0 ppt
• Resolution: 0.1 ppt
• Accuracy: ±1% full scale +1 LSD

Resistivity:

• Range: 2.000 Ω - 20.00 MΩ
• Resolution: 0.01 Ω / 0.1 Ω / 0.001 kΩ / 0.1 kΩ / 0.01 MΩ
• Accuracy: 1% full scale

• Up to 6-point calibration with auto-buffer recognition
• Non-volatile memory holds up to 500 data points – time and date-stamped for GLP compliance
• Bi-directional RS232 for easy data transfer to computer
• Power: 9 V DC adapter, 1.3 A (100/240 VAC, SMPS)
• Warranty: 36 months