
13
21. Powered dosage terminals (Relay) for pH correction
22. Powered dosage terminals (Relay) for TDS correction
23. 110/115V or 220/240V power configuration
24. Incoming power terminals
25. Fuses
26
27
28
BOTTOM VEW
26. Female BNC connector for a combination pH electrode
27. 4-mm Banana socket for the pH ground probe
28. Female DIN connector for TDS probe
Unplug the instrument from the power supply before
wiring or replacing the fuses.