● High resolution LCD display, 5.7 inches.

● Multi-reading feature allows auto-read, timed-read and continuous-read.

● Automatic/Manual temperature compensation ensures accurate results.

● Auto-hold feature senses and locks the measurement endpoint.

● Data Storage 500 sets (GLP-compliant).

● Support for USB or RS-232 communication.

● Reset feature automatically resumes all settings back to factory default options.

● IP54 waterproof.

● Support for air-saturated water or zero oxygen calibration.

● Auto barometric pressure compensation

● Manual Salinity Factor Correction

● Selectable pressure unit, including kPa, mbar, Torr, Atm.

Model		DO400F
Parameters		DO/Temp(DO Saturation).
Dissolved Oxygen Concentration	Sensor Type	Polarographic
	Range	0.00 to 99.99 ppm
	Resolution	0.01ppm
	Accuracy	±0.10ppm, 0.00~50.00ppm ±0.50ppm, 50.0~99.99ppm
	Calibration Points	Air-saturated water or zero point
	Barometric Compensation	Yes
	Manual Salinity Factor Correction	Yes
DO Saturation	Range	(0.0 to 600.0)%
	Resolution	0.1%
	Accuracy	±2.0%
Temperature	Range	-10 to 135 ºC, 14 to 275 ºF
	Unit	C, ºF
	Resolution	0.1
	Accuracy	±0.1
Measurement	Reading Mode	Auto Read (Fast, Medium, Slow), Timed, Continuous
	Reading Prompts	Reading, Stable, Locked
	Temp. Compensation	ATC, MTC
Data management	Data Storage	500 results each
Data management	GLP Features	Yes
Inputs	DO with Temp. Probe	4-pin aviation connector
Outputs	USB	PC
Outputs	RS 232	printer
Display options	Backlight	Yes
	Auto Shutdown	1~60 min, of
	IP Rating	IP54
	Date and Time	Yes
General	Power	AC Adapter, 100-240V AC input, DC9V output
	Dimensions	242×195×68 mm
	Weight	900g (1.98 lb)

DO400F DO Meter

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