HM Products
DM-3 Dual TDS Monitor
Features
• Displays TDS levels of the Feed Water (Line1) and Product Water (Line2)
simultaneously.
• Automatic Temperature Compensation Function (ATC)
• Digital Calibration
• Shielded Sensor Cables
• Replaceable Sensors
• Automatic Backlight Screen
HM (COM-300L)
Features :
• pH / EC / TDS / temperature
measurement
• 5 units: pH, μS, mS, ppm 0.5 (NaCl)
Scale & 0.7 (442TM) Scale
• Automatic Temperature
Compensation Function (ATC)
• Digital calibration
• Backlight Screen
• Replaceable sensors
• Vibrate notification (meter vibrates
when measurement reading is stable)
HM-500
Features :
• Continuous pH (pe) / EC (conductivity) / TDS / temperature monitoring
• Rechargeable battery
• Various usage: Portable / Wall-mount / Bench-top
• Save function: save 20 measurements
• Auto OFF function: 5 minutes
• Alarm: High & Low set value (ON / OFF possible)
• Screen: LCD touch screen (automatic backlight function)
• Sensor: Platinum EC / TDS Sensor, Single Junction pH sensor