TES-1381 Conductivity & pH/ORP Meter


 

  • pH, mV, Conductivity, TDS, Resistivity, Salinity, Concentration and Temperature measurement functions.
  • 0.001pH, 0.1mV, 0.001µS/cm, 0.001mg/L and 0.1°C / °F Resolution.
  • Programmable Temperature Coefficient for conductivity measurement.
  • Auto / Manual Temperature Compensation for pH and conductivity measurement.
  • Practical Salinity in the Range of 0 to 42.0, in accordance with UNESCO data measurement.
  • Dual display with temperature Simultaneously.
  • Easy & Fast to operate.
  • Ideal for most water application.
  • Available cell constant of K=0.1, K=1.0 and K=10.
  • 99 sets manual data memory and read function.
  • 2250 sets auto datalogging capacity.
  • USB interface.
  • Indication of pH Electrode status.

Electrical Specifications:

Measurement Range Resolution Accuracy
pH -9 ~ 23 pH 0.001 pH ± 0.01 pH
mV 0 ~ 1999.9 mV 0.1 mV ± (0.1% reading+1d)
Temp(℃) -10 ~ 200 ℃ 0.1 ℃ ± 0.5 ℃
Temp(℉) -14 ~ 392 ℉ 0.1 ℉ ± 0.9 ℉
Conductivity 0.000 ~ 19.999 μS/cm 0.001 μS/cm ± 5% FS
0.00 ~ 199.99 μS/cm 0.01 μS/cm
0.0 ~ 1999.9 μS/cm 0.1 μS/cm ± 3% FS
0.000 ~ 19.999 mS/cm 0.001 mS/cm ± 2% FS
0.000 ~ 19.999 mS/cm 0.01 mS/cm
TDS 0.000 ~ 19.999 mg/L 0.001 mg/L Calculated from Conductivity Range
20.00 ~ 199.99 mg/L 0.01 mg/L
200.0 ~ 1999.9 mg/L 0.1 mg/L
2.000 ~ 19.999 g/L 0.001 g/L
20.00 ~ 199.99 g/L 0.01 g/L
200.0 ~ 1999.9 g/L 0.1 g/L
Resistivity 0.000 ~ 19.999 KΩ‧cm 0.001 KΩ‧cm Calculated from Conductivity Range
20.00 ~ 199.99 KΩ‧cm 0.01 KΩ‧cm
200.0 ~ 1999.9 KΩ‧cm 0.1 KΩ‧cm
2.000 ~ 19.999 MΩ‧cm 0.001 MΩ‧cm
Salinity 0.00 ~ 42.00 psu 0.01 psu Calculated from Conductivity Range
0.00 ~ 80 ppt 0.01 ppt
0.0 ~ 400.0% 0.01%
Condcentration 0.000 ~ 9.999 0.001 Calculated from Conductivity Range
10.00 ~ 9.999 0.01
100.0 ~ 999.9 0.1
1000 ~ 9999 1

 

General Specification:

Display 4-1/2 digital super large LCD dual display.
Sampling rate About one time per 2 second.
Manual data memory capacity 99 sets.
Auto datalogging capacity 2250 sets.
Calibration data Record the last data of calibration.
Operating temperature and humidity 0℃ ~ 50℃ (32℉ ~ 122℉)、below 80%RH
Storage temperature and humidity -10℃ ~ 60℃ (14℉ ~ 140℉)、below 70%RH
Power supply 6 pcs size AA battery or DC9V AC adaptor
Dimensions / Weight 18.7(L) × 7.3(W) × 5.3(H) cm / 7.3”(L) x 2.9”(W) x 2.1”(T)
Approx. 380g (13.4 oz) with batteries.
Accessories Carrying case, Instruction manual, Software, Batteries, USB Cable
Option Accessories pH electrode, Conductivity electrode, Temperature probe,
pH 4 and pH 7 buffer solution, 1413 mS/cm solution

Water Analysis

free accordion menu module
free accordion menu module