YSI EC300

EC300 Instrument General Specifications

Audio feedback		Yes, all keys
Battery		One 9 volt included with purchase,
Battery Life		150 hours
Calibration back-up		Yes
Cell Constant Default		5.00
Cell Constant Range		4.50 to 5.50
Conductivity Range		0.0 µS to 200 mS, with auto ranging
Dimensions	Size	70 mm width x 186 mm length (2.8 in. x 7.3 in.)
	Weight	430 grams (1 lb) with battery
Operating range	Relative Humidity	up to 95%
	Temperature	0° to 50° C
Reference Temperature		15.0 to 25.0 °C
Temperature Coefficient		0.0% to 4.0%
Temperature Sensor		Thermistor, 10K at 25 °C
Warranty		1-year instrument and electrode
Water resistance		IP-65 water resistant, splash resistant

 EC300 System Specifications

	Range	Accuracy	Resolution
Conductivity	0 to 499.9 µS/cm	± (1% of reading + 2 µS/cm)	0.1 µS/cm
	0 to 4999 µS/cm	± (1% of reading + 5 µS/cm)	1 µS/cm
	0 to 49.99 mS/cm	± (1% of reading + 0.05 mS/cm)	0.01 mS/cm
	0 to 200.0 mS/cm	± (2.5% of reading + 0.5 mS/cm)	0.1 mS/cm
Salinity	0.0 to 70.0 ppt	±0.2% FS	0.1 ppt
TDS (Total Dissolved Solids)	TDS in g/L calculated; enter constant values from 0.30 to 1.00, default value 0.65
Temperature	-10 to +90°C	±0.2°C or  ±0.4%, whichever is greater	0.1°C