QC-1

The QC-1 is a basic, entry-level EC/TDS monitor designed to provide quick and reliable water quality checks. With its convenient “Push-to-Check” button, users can instantly assess water quality through a simple green or red light indicator.

• Green Light: Indicates good water quality.
• Red Light: Indicates service required.

The default setting for the QC-1 is 25 ppm NaCl (50 µS), making it an ideal tool for Reverse Osmosis (RO) or Deionization (DI) systems.

Key Features

• Programmable Settings: Eight programmable set points via dip switches.
• LED Indicators: Bright LED lights for clear readability.
• Ease of Use: Quick and easy installation.
• Factory Calibrated: Pre-calibrated to 100 ppm NaCl; re-calibration is unnecessary.
• Versatile Fittings: Equipped with a 1/4-inch T-fitting (also available in 3/8″ or 1/2″).

Product Specifications

• TDS/EC Range: 0-5000 ppm (10,000 µS)
• Max. Set Point: 50 ppm (100 µS)
• Accuracy: ±3%
• Automatic Temperature Compensation (ATC): Not included
• Cable Length: 24.5 inches (including sensor)
• Fittings: 1/4-inch (standard)
• Power Source: 4 x 1.5V button cell batteries (389-A / LR1130H) (included)
• Battery Life: Approximately one year
• Dimensions: 7.6 x 2 x 4.7 cm (3 x 0.8 x 1.9 inches)
• Weight: 39.7 g (1.4 oz.) excluding the sensor
• Warranty: One-year warranty

Applications

The QC-1 is excellent for monitoring water quality in:

• Reverse Osmosis (RO) systems
• Deionization (DI) systems

With its compact size, factory calibration, and easy operation, the QC-1 is an efficient and reliable choice for instant water quality monitoring.