The DM-3 is a professional in-line TDS and EC monitor that measures the incoming and outgoing water of your filter system at the same time. Ideal for RO and DI systems.
With two probes you see the TDS of your feed water and product water at any moment. The large backlit display is easy to read, even in a dark van. Shielded cables and diagnostic error messages make the device robust and reliable.
✓ Measures incoming and outgoing water (in and out probe)
✓ Large backlit display
✓ Digital calibration, factory calibration 342 ppm NaCl
✓ Shielded sensor cables
✓ Diagnostic error messages
