Milwaukee Laboratory
Bench Meters

Model	Mi150	Mi151	Mi160
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Range	pH: -2.00 to 16.00 pH Temp: -20.0 to 120.0°C	pH: -2.00 to 16.00 pH mV: ±699.9 mV/±1999 mV Temp: -20.0 to 120.0°C	pH: -2.00 to 16.00 pH mV: ±699.9 mV/±2000 mV ISE: 0.001 to 19999 ppm Temp: -20.0 to 120.0°C
Resolution	pH: 0.01 pH Temp: 0.1°C (0.1 °F)	pH: 0.01 pH mV: 0.1 mV / 1 mV Temp: 0.1°C (0.1°F)	pH: 0.01 pH mV: 0.1 mV/1 mV ISE: 0.001 - 1 ppm
Accuracy	pH: ±0.01 pH Temp: ±0.4°C/±0.8°F	pH: ±0.01 pH mV: ±0.2 mV/±1 mV Temp: ±0.4°C/±0.8°F	pH: ±0.01 pH mV: ±0.2 mV/±1 mV ISE: ±0.5% Full Scale Temp: ±0.4°C/±0.8°F
Typical EMC Deviation	pH: ±0.02 pH Temp: ±0.4°C/±0.8°F	pH: ±0.02 pH mV: ±0.2 mV/±1 mV Temp: ±0.4°C/±0.8°F	n/a
Calibration Solutions	1413 µS/cm	1413 µS/cm	1382 mg/L
Temperature Compensation	Automatic, from 5 to 50°C

Model	Mi170	Mi180
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Range	EC: 0 to 200 µS/cm; 3.00 - 500.0 mS/cm actual conductivity (uncompensated EC) TDS: 0 to 1499 mg/L (ppm); 1.5 to 400.0 g/L actual TDS NaCl: 0 to 400.0% Temp: -20 to 120°C / -4.0 to 248.0°F	pH: -2.00 to 16.00 pH; -2.000 to 16.000 pH mV: ±699.9 mV; ±2000 mV EC: 0.00 to 29.99 µS/cm; 30.0 to 299.9 µS/cm; 300 to 2999 µS/cm; 3.00 to 29.99 mS/cm; 30.0 to 200.0 mS/cm; up to 500.0 mS/cm (uncompensed EC) TDS: 0.0 to 14.99 mg/L (ppm); 15.0 to 149.9 mg/L (ppm); 150 to 1499 mg/L (ppm); 1.50 to 14.99 g/L (ppt); 15.0 to 100.0 g/L (ppt); up to 400.0 g/L actual TDS (with 0.80 factor) NaCl: 0.0 to 400.0% Temp: -20.0 to 120.0°C / -4.0 to 248.0°F
Resolution	EC: 0.01-1.0 µS/cm; 0.01-0.1 mS/cm TDS: 0.01/0.1/1 mg/L; 0.01-0.1 g/L NaCl: 0.1% Temp: 0.1°C/0.1°F	pH: 0.01 pH; 0.001 pH mV: 0.1 mV; 1 mV EC: 0.01 µS/cm; 0.1 µS/cm; 1 µS/cm; 0.01 mS/cm; 0.1 mS/cm TDS: 0.01 mg/L; 0.1 mg/L; 1.0 mg/L; 0.01 g/L; 0.1 g/L NaCl0.1% Temp: 0.1°C / 0.1°F
Accuracy	EC: ±1% of reading ±(0.05 µS/cm or 1 digit) TDS: ±1% of reading ±(0.03 mg/L or 1 digit) NaCl: ±1% of reading Temp: ±0.4°C / ±0.8°F	pH: ±0.01 pH; ±0.002 pH mV: ±0.2 mV; ±1 mV EC: ±1% of reading ±(0.05 µS/cm or 1 digit) TDS: ±1% of reading ±(0.03 ppm or 1 digit) NaCl: ±1% reading Temp: ±0.4°C / ±0.8°F
Temperature Compensation	automatic or manual, from -20.0 to 120.0°C / -4.0 to 248.0°F