Specifications

High Quality online pH ORP Controller LH-DG150

Feature:

Can test pH and ORP, min. and max. control, current output and digital communication;

Automatic or manual temperature compensation;

Can turn on or off voice alarm;

Has power saving mode, backlit LCD can be shut off automatically;

High performance CPU, good electromagnetism compatibility;

Password management, can avoid misoperation by unprofessional operator.

Technical parameters:

1. Measuring range: Ph: 0.00 ~ 14.00, ORP: -1900 ~ +1900mv

2. Resolution: 0.01pH; 1mV

3. Accuracy: + 0.02 pH; + 1 mV

4. Stability: ≤ 0.02 pH/24h; ≤ 3 mV/24h

5. PH standard liquid combination: 4.01/6.86/4.00/9.18

6. Display: 128X64 dot matrix LCD

7. Temperature compensation: 0 ~ 100 °C (automatic or manual)

8. Signal output: 4 ~ 20mA (light coupling isolation output, Max loop resistance 300Ω)

9. Working voltage: AC 220V±10% 50Hz

10. Power: ≤3W 

11. Working conditions: environmental temperature: 0 ~ 60 °C, air relative humidity: 85% or less

12. Appearance size: 96 x 96 x 110 mm

13. Open hole size: 92 x 92 mm

14. Weight: 0.8 Kg

Application:

Industrial waste water,

pure water, circulating water,

food wastewater treatment, desulfurization pickling,

waste water treatment, glass carving process,

electroplating wastewater, printing and dyeing,

electronic semiconductor, chemical, pharmaceutical, etc