QiWei DDB-11A and LeiCi DDBJ-350 compare

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Model selection comparator If you have any questions, please click below Service	QiWei DDB-11A Conductivity meter (portable microcomputer) 430.0 RMB China Detail	LeiCi DDBJ-350 Conductivity Meter 2900.0 RMB China Detail

Model comparison

Type	Portable	Portable
Range	＜2000 us/cm	Miscellaneous
Precision	1.0	1.0
Resolution	1 0.1	0.001
Temperature compensation	Manual	Automatic
PH	Without	Without
TDS	without	With
Salinity	Without	with
Resistivity	Without	Without
Accessories

Parameter comparison

Measurement parameters	Conductivity Detector	Conductivity, TDS, salinity, temperature
Instrument level		Level 1.0
Measuring range	0~199.9μs/cm；200~1999μs/cm；2.00~19.99mS/cm；20.0~199.9mS/cm
Measurement error	±1.0% F.S	±1.0% F.S
resolution	0.1/1μs/cm ；0.01/0.1ms/cm
Stability		(±0.7%FS)/3h
Temperature compensation range	10~50℃
data storage
Power	220V±10% 50Hz±1Hz	4 AA alkaline batteries
size
Weight		0.5kg
Electrode constant specification
Data Interface
temperature coefficient	2%/℃
Basic configuration	DJS-1E (platinum black) electrode 1408μs/cm Conductivity Detector Standard calibrated seat 7 DC1.5V battery 4
Operating Temperature	5~35℃
Operating Humidity	<85% RH
Temperature compensation method	manual	automatic

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