Laboratory device for analyzing water parameters

1. Number of measurement channels 2
2. Number of channels for simultaneous measurement of two parameters 2
3. Display Graphic LCD
4. Ability to set date and time Availability
5. Automatic data storage at intervals 5000
6. pH measurement range , no worse 2,000 … +19,999
7. Temperature measurement range, no worse 0 … 50 º?
8. Temperature compensation Availability
9. Measuring range mV (ORV), not worse -2000 …+2000
10. ISE (ion concentration) (mg/l, µmol /l, mg/kg, ppm, %), not worse 0.000 … 999999
11. O2-Concentration, mg/l 0.00 … 90.00
12. O2-Saturation, %, not less 0.00 … 600.0
13. Specific conductivity, μcm /cm, not less 5.000 … 999
14. Salinity, not less 0.0 … 70.0
15. TDS/saltiness, g/l, not less 0 mg … 199.9 g/l
16. pH measurement range , no worse 2,000 … +19,999
17. Temperature measurement range, no worse 0 … 50 º?
18. Service life, hours, not worse 800 hours
19. Protection class, no worse IP67
20. Case Appointment For field conditions
21. Availability, compatibility with position No. 1 of this Table
22. Availability, compliance
23. pH electrode Appointment General
24. Availability, compatibility with position No. 1 of this Table
25. Availability, compliance
26. Dissolved oxygen sensor Type Electroplated with membrane coating
27. Availability, compatibility with position No. 1 of this Table
28. Availability, compliance
29. General purpose conductivity sensor Appointment General
30. Electrode material Graphite
31. Availability, compatibility with position No. 1 of this Table
32. Availability, compliance
33. Sensor accessories
34. -Electrode protection cover
35. Availability, compatibility with position No. 3 of this Table
36. Availability, compliance
37. Calibration caps
38. Availability (in case of design features)
39. Buffer solutions for calibration pH 4.01 / 7.00 / 10.01
40. Stand Availability, compatibility with position No. 1 of this Table
41. Availability, compliance
42. Glass Appointment For calibration/washing of electrodes
43. Software and drivers for the device
44. Availability, compatibility with position No. 1 of this Table
45. Availability, compliance
46. Interface language Ukrainian and/or English
47. Functions Reading, saving, visualization of measurements
48. USB data transfer capability
49. Availability
50. Cable Availability, compatibility with position No. 1 of this Table
51. Availability, compliance
52. Battery High-voltage Not less than 1.5 V Type AA