Milwaukee Mi805 Portable pH/EC/TDS/Temp Meter

Milwaukee Instruments
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Milwaukee Mi805 Portable pH/EC/TDS/Temperature Meter


Specifications for this item

Brand Name
Mfr Part #
Pkg Qty
Measurement Type
pH , Electrical Conductivity , Temperature , Total Dissolved Solids (TDS)
Overall Height
50  millimeters
Overall Length
200  millimeters
Overall Width
85  millimeters
The Mi805 pH/EC/TDS/Temperature Meter is ideal for a variety of field applications including agriculture, fish farms, wine-making, pharmaceuticals, wastewater treatment plants, and environmental studies. Gives quick, accurate readings. Features Hold function to freeze readings for easy and accurate recording. Includes hard case, probe, connection cable, two 20mL pH 4.01 and two 20mL pH 7.00 calibration solution packets, and 9V battery.

Portable 4 in 1 meter pH/EC/TDS/Temp, range 0.00 to 14.00 pH, 0 to 3999 µS/cm, 0 to 1999 ppm, 0.0 to 60.0 °C, resolution 0.01 pH, 1 µS/cm, 1 ppm, 0.1 °C, accuracy (at 25 °C) ± 0.01 pH, ± 2% F.S., ± 0.5 °C, typical EMC deviation ± 0.01 pH, ± 2% FS, ± 0.5 °C, Automatic Temperature Compensation, pH calibration in 1 or 2 points with automatic sample recognition, EC calibration: automatic in 1 point, supplied with MA851D/1 amplified probe, a 9 V battery.

Note: We ship to the USA and Canada only.


pH Range0.00 to 14.00 pH
EC Range0 to 3999 µS/cm
TDS Range0 to 1999 ppm
Temp Range0.0 to 60.0°C / 32.0 to 140.0°F
pH Resolution0.01 pH
EC Resolution1 µS/cm
TDS Resolution1 ppm
Temp Resolution0.1°C / 0.1°F
pH Accuracy±0.01pH
EC/TDS Accuracy±2% Full Scale
Temp Accuracy±0.5°C / ±1°F
pH Typical EMC Deviation±0.02 pH
EC/TDS Typical EMC Deviation±2% Full Scale
Temp Typical EMC Deviation±0.5°C / ±1°F
Temperature Compensationautomatic from 0 to 60°C; 
with ß adj. from 0.0 to 2.4%/°C
pH Calibrationautomatic, 1 or 2-point 
with automatic buffer recognition
EC Calibrationautomatic, 1 point
EC/TDS Conversion Factoradj. from 0.45 to 1.00
ProbeMA851D/1 amplified pH/EC/TDS/Temperature probe with DIN connector and 1 m cable (included)
Environment0 to 50°C / 32 to 122°F; max RH 95%
Battery Type1 x 9V (included)
Battery Lifeapprox. 150 hours of use
Auto-offafter 8 minutes of non-use
Dimensions200 × 85 × 50 mm
Weight260 g
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