Colorimeters C401, C301, C201, C105, C104, C103, C102 and C101 Eutech Instrument
Specifications
Product Specification	Description
Measurement Method	Photometric
Light Source	Light Emitting Diode ( LED )
Wavelength	525 nm
Detector	Silicon photodiode
Absorbance Range	0 - 2.5 Abs
Photometric Precision	±0.0015Abs
Automatic Range Selection	0 - 1.99 ppm ( Free & Total Chlorine )
	2.0 - 6.0 ppm ( Free & Total Chlorine )
	5 - 90 ppm ( Cyanuric Acid )
	5.9 - 8.2 pH
	0 – 3.79 ppm ( Chlorine Dioxide )
	3.8 – 11.4 ppm ( Chlorine Dioxide )
	0 – 4.49 ppm ( Bromine )
	4.5 – 13.5 ppm ( Bromine )
	0 – 1.39 ppm ( Ozone )
	1.4 – 4.1 ppm ( Ozone )
Resolution	0.01 ppm ( 0 - 1.99 ppm; Free & Total Chlorine )
	0.1 ppm ( 2.0 - 6.0 ppm; Free & Total Chlorine )
	0.1 pH ( 5.9 - 8.2 pH )
	1 ppm ( 5 - 90 ppm; Cyanuric Acid )
	0.01 ppm ( 0 – 3.79 ppm; Chlorine Dioxide )
	0.1 ppm ( 3.8 – 11.4 ppm; Chlorine Dioxide )
	0.02 ppm ( 0 – 4.49 ppm; Bromine )
	0.2 ppm ( 4.5 – 13.5 ppm; Bromine )
	0.01 ppm ( 0 – 1.39 ppm; Ozone )
	0.1 ppm ( 1.4 – 4.1 ppm; Ozone )
Accuracy	±0.02 ppm ( 0 – 1.99 ppm; Free & Total Chlorine )
	±0.2 ppm ( 2.0 – 6.0 ppm; Free & Total Chlorine )
	±0.1 pH ( 5.9 – 8.2 pH )
	±4 ppm; Cyanuric Acid
	±0.02 ppm ( 0 – 3.79 ppm; Chlorine Dioxide )
	±0.2 ppm ( 3.8 – 11.4 ppm; Chlorine Dioxide )
	±0.03 ppm ( 0 – 4.49 ppm; Bromine )
	±0.3 ppm ( 4.5 – 13.5 ppm; Bromine )
	±0.02 ppm ( 0 – 1.39 ppm; Ozone )
	±0.2 ppm ( 1.4 – 4.1 ppm; Ozone )
Calibration Points	User selectable; 1 point per colorimetric test
Display	4-digit 14-segments customized liquid crystal display with annunciators
Sample Cells	Borosilicate glass with screw caps, fill line and indexing mark Height x Diameter : 51 x 25 mm
Sample Volume Required	10 ml
Operating Temperature Range	0 – 50 °C
Operating Humidity Range	0-90 % RH non-condensing at 30 °C
Power Supply	4 ‘AAA’ alkaline batteries
Battery Life	> 3000 tests
Electromagnetic	EN 61326 Compliance ( EMC )
Weight Instrument	200 g
Complete carrying case	1.25 kg
Dimensions Instrument	6.8 ( W ) x 15.5 ( L ) x 4.6 ( H ) cm
Carrying case	16 ( W ) x 35 ( L ) x 12 ( H ) cm
Order Information
Order No.	Item
EC-C401	Waterproof Free Chlorine, Total Chlorine, Cyanuric Acid & pH Colorimeter Kit Set with reagents ( 94X377001, 94X377002, 94X377003 & 94X377004 ) and carrying case
EC-C301	C301 Free/ Total Chlorine/ pH Colorimeter
EC-C201	C201 Free / Total Chlorine Colorimeter
EC-C105	C105 Ozone Colorimeter
EC-C102	C102 Cyanuric Acid Colorimeter
94X377001	Free Chlorine ( DPD ) Reagent Kit, pack of 100 pouches
94X377002	Total Chlorine ( DPD ) Reagent Kit, pack of 100 pouches
94X377003	Cyanuric Acid Reagent Kit, pack of 100 pouches
94X377004	pH Indicator ( Phenol Red ) Reagent Kit, 1 bottle
94X377005	Chlorine Dioxide ( Glycine ) Reagent Kit
ECCLCOLORREF	Colour Reference Kit ( Chlorine, Free; Chlorine, Total; Bromine; Ozone; Chlorine Dioxide )