Multiparameter Water Quality Meter pH / ORP /Conductivity LDR-900 Series

LDR-900 series water quality meters are designed for high performance and easy operation.

	Model		LDR-900	LDR-901	LDR-902	LDR-903
pH	Range	-2.000~16.000pH	√	√	√
	Accuracy	±0.002pH	√	√	√
	Calibration Points	2 points	√	√	√
	Temperature Compensation	0~100oC	√	√	√
ORP	Range	0~±1999.9mV	√	√	√
	Accuracy	±0.2mV	√	√	√
Ion	Concentration Range	0~19999ppm	√
	Concentration Accuracy	±0.5% (Monovalent)	√
		±1% (Divalent)	√
	Calibration Points	2~5 points	√
Conductivity	Range	0~200mS/cm	√	√		√
	Accuracy	±0.5% F.S	√	√		√
	Temperature Compensation	0~50oC	√	√		√
	Temperature Coefficient	0~3.9% per oC	√	√		√
	Cell Constant	K=0.1, 1, 10	√	√		√
TDS	Range	0~Max.20	√	√		√
	Accuracy	±1% F.S	√	√		√
	TDS Factor	0.01~1.00	√	√		√
Salinity	Range	0.00~5.00% (50ppt)	√	√		√
	Accuracy	±0.05% (0.5ppt)	√	√		√
Resistivity	Range	0~100MΩ/cm	√	√		√
	Accuracy	±1% F.S	√	√		√
DO	Range	0.00~20.00mg/L	√		√	√
	Accuracy	±0.3mg/L	√		√	√
	% Saturation of Oxygen	0.0~200.0%	√		√	√
	Accuracy	±5.00%	√		√	√
	Temperature Compensation	0.0~40.0oC	√		√	√
	Salinity Correction	0~35g/L	√		√	√
	Barometric Pressure	450~850mmHg	√		√	√
	Calibration Points	1 or 2 points	√		√	√
Other	Memory	99 data sets, with Date/Time stamping
	Output	USB communication interface
	Power Requirements	DC9V, using AC adapters, 220VAC, 50Hz
	Dimensions	210(L)mm×188(W)mm×60(H)mm
	Weight	1.7kg

Multiparameter Water Quality Meter pH / ORP /Conductivity LDR-900 Series