Water & Soil Analysis – 161, 191 & 172

Features

  • pH, Conductivity, TDS, DO Salinity, mV & Temp. Measurements
  • Turbidity Measurement (Model – 191)
  • Both Turbidity & Colorimetric Measurement (Model – 172)
  • Mains cum Battery Operated
  • Available in ABS Plastic Briefcase
products_0000_model_191

Specifications

Model 161 191 172
Display 3½ Digit LCD 3½ Digit LCD 3½ Digit LCD
pH
Range 0 – 14 pH 0 – 14 pH 0 – 14 pH
Resolution 0.01 pH 0.01 pH 0.01 pH
Accuracy 0.01, ± 1 Digit 0.01, ± 1 Digit 0.01, ± 1 Digit
Temp. Comp. 0 – 100 °C (Manual) 0 – 100 °C (Manual) 0 – 100 °C (Manual)
Conductivity
Range 0 – 200  µS
0 – 2, 0 – 20,
0 – 200 mS
0 – 20 mS 0 – 20 mS
Resolution 0.1  µS 0.01 mS
(10  µS)
0.01 mS
(10  µS)
Range Select Manual
Accuracy ± 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
Temp. Coeff. 2% 2% 2%
Temp. Comp. Adjustable
from Table
Adjustable
from Table
Adjustable
from Table
Ref. Temp. 25 °C 25 °C 25 °C
Temperature
Range 0 – 100 °C 0 – 100 °C 0 – 100 °C
Resolution 0.1 °C 0.1 °C 0.1 °C
Accuracy ± 0.1 °C
± 1 Digit
± 0.1 °C
± 1 Digit
± 0.1 °C
± 1 Digit
Sensor Semiconductor Semiconductor Semiconductor
TDS
Range 0 – 200 ppm
0 – 2, 0 – 20,
0 – 200 ppt
0 – 20 ppt 0 – 20 ppt
Range Select Manual
Resolution 0.1 ppm 0.1 ppt 0.1 ppt
Accuracy ± 0.5% FS,
± 1 Digit
± 0.5% FS,
± 1 Digit
± 0.5% FS,
± 1 Digit
Cell Constant On Display
(0.4 – 1.5)
Pre-Adjusted Pre-Adjusted
DO
Range 0 – 20 ppm 0 – 20 ppm 0 – 20 ppm
Resolution 0.1 ppm 0.1 ppt 0.1 ppt
Accuracy 0.5 ppm,
± 1 Digit
0.5 ppm,
± 1 Digit
0.5 ppm,
± 1 Digit
Temp. Comp. 5 – 55 °C
(Manual)
5 – 55 °C
(Manual)
5 – 55 °C
(Manual)
Sensor Gold/Silver
Amperometric
Gold/Silver
Amperometric
Gold/Silver
Amperometric
mV (ORP)
Range 0 – ± 1999 mV
Resolution 1 mV
Accuracy 1 mV, ± 1 Digit
Turbidity
Range 0 – 1000 NTU 0 – 1000 NTU
Resolution 1 NTU 1 NTU
Accuracy ± 3% FS,
± 1 Digit
± 3% FS,
± 1 Digit
Sample System 30 mm clear Glass Tube 30 mm clear Glass Tube
Salinity
Range 0 – 50 ppt 0 – 50 ppt 0 – 50 ppt
Resolution 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
Colorimeter
Abs 0 – 1.99
Filters 5
Resolution 0.01 A
POWER SUPPLY 1.5 V x 6
Dry Cells/
230 V ± 10% AC, 50 Hz.
In-built Chargeable Battery
230 V ± 10% AC, 50 Hz.
In-built Chargeable Battery
230 V ± 10% AC, 50 Hz.
ACCESSORIES pH Electrode, Cond/TDS/Salinity cell, DO Probe, Temperature Probe, pH Bottles, pH Tablets, Turbidity Test Tubes (Model – 161 & 191), Colorimeter Test Tube (Model – 171 & 172), Dry Cell Container – (Model – 161), Mains Lead, Operation Manual

Note : Specifications are subject to change due to continuous improvements.