WATER & SOIL ANALYSIS KIT MODEL 171 & 172

FEATURES

         Measures pH, Conductivity, TDS, DO Salinity, mV & Temperature

         Turbidity Measurement in Model 191

         Mains cum Battery Operated

         Available in ABS Plastic Brief case

Model

161

191

171

172

Display

3 digit
LCD

3 digit
LCD

3 digit
LCD

3 digit
LCD

pH

Range

0 - 14 pH

0 - 14 pH

0 - 14 pH

0 - 14 pH

Resolution

0.01 pH

0.01 pH

0.01 pH

0.01 pH

Accuracy

0.01, 1Digit

0.01, 1Digit

0.01, 1Digit

0.01, 1Digit

Temp. Comp.

0 - 100^oC (Manual)

0 - 100^oC (Manual)

0 - 100^oC (Manual)

0 - 100^oC (Manual)

Conductivity (EC)

Range

0 - 200 S
0 - 2, 0 - 20,
0 - 200 mS

0 - 20 mS

0 - 20 mS

0 - 20 mS

Resolution

0.1 S

0.01 mS
(10 S)

0.01 mS
(10 S)

0.01 mS
(10 S)

Range Selection

Manual

-

-

-

Accuracy

0.5% FS,
1 Digit

0.5% FS,
1 Digit

0.5% FS,
1 Digit

0.5% FS,
1 Digit

Cell Constant

Adjustable
(0.4 - 1.5)

Pre-Adjusted

Pre-Adjusted

Pre-Adjusted

Temp. Coefficient

2%

2%

2%

2%

Temp. Comp.

Adjustable from Table

Adjustable from Table

Adjustable from Table

Adjustable from Table

Reference Temp.

25 ^oC

25 ^oC

25 ^oC

25 ^oC

Temperature

Range

0 - 100 ^oC

0 - 100 ^oC

0 - 100 ^oC

0 - 100 ^oC

Resolution

0.1^oC

0.1^oC

0.1^oC

0.1^oC

Accuracy

0.1^oC 
1 Digit

0.1^oC 
1 Digit

0.1^oC 
1 Digit

0.1^oC 
1 Digit

Sensor

Semiconductor Type

Semiconductor Type

Semiconductor Type

Semiconductor Type

TDS

Range

0 - 200 ppm
0 - 2, 0 - 20,
0 - 200 ppt

0 - 20 ppt

0 - 20 ppt

0 - 20 ppt

Range Selection

Manual

-

-

-

Resolution

0.1 ppm

0.1 ppt

0.1 ppt

0.1 ppt

Accuracy

0.5% FS,
1 Digit

0.5% FS,
1 Digit

0.5% FS,
1 Digit