Mask detection conductivity meter Mask detection conductivity meter

Conductivity meter model DDS-11

DDS-11A conductivity meter
1.2 Instrument Features
*The instrument adopts microprocessor technology and has functions such as fully automatic calibration and power-off protection;
*The instrument is equipped with DJS-1C platinum black electrode (constant of 1.00);
*Adjustable constants and temperature compensation coefficients;
*Temperature compensation can be automatic or manual;
*The touch sensitive button adjuster replaces mechanical potentiometers and band switching switches, making it easy to operate.
*The instrument adopts dual display function (0.56 'LED displays the conductivity of the measured solution, 0.36' displays the temperature adjustment value);
*Automatic range switching, direct reading of measured values, with complete dimensional symbol prompts;
*Simple and convenient. Adopting new material PC panel, with good reliability.
Main technical performance of the instrument
2.1 Measurement Range
0.00 μ S/cm~19.99mS/cm
2.2 Resolution
Automatic
2.3 Basic Error of Electronic Unit
± 1.5% (FS) ± 1 word
2.4 Basic Instrument Error
± 2.0% (FS) ± 1 word
2.5 Instrument repeatability error
0.67% (FS)
2.7 Automatic temperature compensation range
0-60 ℃
2.8 Normal working conditions of the instrument
Environmental temperature: (5-35) ℃;
Relative humidity: not exceeding 85%
Power supply: 9V DC external power supply (positive inside and negative outside) 300mA;
There is no electromagnetic interference around except for the Earth's magnetic field.
2.9 Dimensions (mm)
150 × 195 × 85 (length × width × height)