Hm Digital - Meter, TDS, Inline, Dm-2, 3/8" Qc

Brand: HM Digital

HM Digital DM-2 Commercial In-Line Dual TDS Meter, 3/8" Quick-Connect

The HM Digital DM-2 is a dual-input in-line meter that continuously displays total dissolved solids (TDS) for both feed and product water in a reverse osmosis (RO) or deionization (DI) system. Powered by advanced microprocessor electronics, it offers a dual range of 0-9990 ppm and is factory calibrated with a 342 ppm NaCl solution. This 3/8" Quick-Connect version installs directly into 3/8" tubing.

Installed on residential, commercial, and industrial RO and water purification systems including car washes, window washing, manufacturing, food processing, and drinking water plants. The dual feed/product display allows operators to monitor membrane performance and determine when membrane replacement is required.

Available Options

• 3/8" Quick-Connect T-fittings included
• Dual-input feed and product display
• AXEON Part Number 210484

Key Features

• Displays feed and product TDS simultaneously
• Dual range 0-9990 ppm (1 ppm resolution to 999 ppm, 10 ppm above)
• Factory calibrated with 342 ppm NaCl solution
• Digital recalibration supported
• Diagnostic error messaging
• Shielded sensor cables
• Auto-off after 3 minutes of non-use
• Quick-Connect T-fittings included for fast installation

Why Choose HM Digital DM-2 Commercial In-Line Dual TDS Meter, 3/8" Quick-Connect

The DM-2 puts continuous water quality data directly on the system, eliminating the need for handheld testing and giving operators an immediate read on RO membrane health. Reliable microprocessor electronics and tool-free quick-connect installation make it a standard choice for permanent in-line monitoring.

Ideal Applications

• Commercial reverse osmosis systems
• Car washes and window cleaning
• Food and beverage processing
• Manufacturing rinse water
• Residential drinking water systems