A. Front panel of meter
B. Rare panel of meter
C. Accessories
3. Construction
1. Main body
2. Touch display screen
12. pH combined electrode
13. Electrode cover
14. Q9 short circuit plug
15. DJS-1C conductive electrode
16. DO-958-S dissolved oxygen electrode
3. Switch
4. Socket
5. RS-232 interface
6. DO electrode socket
7. Conductive electrode socket
8. Reference electrode socket
9. pH electrode socket
10. Grounding socket
11. Temp electrode socket
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