Hanna instruments Total Chlorine Colorimeter – Checker® HC Model : HI711

Hanna instruments Total Chlorine Colorimeter – Checker® HC Model : HI711

Hanna Instruments Total Chlorine Colorimeter – Checker® HC

Model: HI711

The Hanna Instruments Total Chlorine Colorimeter – Checker® HC (Model: HI711) is a compact, portable, and easy-to-use digital colorimeter designed for accurate total chlorine measurement in water. This device provides precise and reliable readings, making it an excellent alternative to traditional chemical test kits, which rely on visual color comparison.

The HI711 is ideal for drinking water testing, wastewater treatment, pool and spa maintenance, environmental monitoring, and other water quality applications. It operates using a simple one-button design, making chlorine measurement quick and effortless. With an LED light source and a silicon photodetector, the HI711 ensures accurate and repeatable results every time.

Key Features

• High Accuracy & Digital Display
  • Provides precise total chlorine readings with an accuracy of ±0.03 ppm ±3% of reading.
• Eliminates Subjective Color Matching
  • Digital readout removes guesswork by displaying exact chlorine concentration.
• Simple One-Button Operation
  • Hassle-free and easy to use for quick water testing.
• Portable & Lightweight
  • Small, pocket-sized design for on-the-go measurements.
• LED Light Source & Silicon Photodetector
  • Ensures accurate and reliable colorimetric analysis.
• Pre-Programmed Calibration
  • Provides consistent and repeatable results every time.
• Long Battery Life
  • Operates on a single AAA battery for extended use.
• Auto Shut-Off
  • Saves battery life by turning off after 10 minutes of inactivity.

Specifications Hanna instruments Total Chlorine Colorimeter – Checker® HC Model : HI711 

• Model: HI711
• Measurement Range: 0.00 to 3.50 ppm (mg/L) Total Chlorine
• Resolution: 0.01 ppm
• Accuracy: ±0.03 ppm ±3% of reading
• Light Source: LED at 525 nm
• Detector: Silicon photodetector
• Method: Adaptation of the USEPA DPD method 330.5
• Power Supply: 1 x AAA battery
• Battery Life: Approximately 500 measurements
• Auto Shut-Off: Yes, after 10 minutes of inactivity
• Display: Digital LCD screen
• Dimensions: 86 x 61 x 37.5 mm
• Weight: 64 g

Applications

• Drinking Water Testing
  • Ensures safe total chlorine levels in municipal and bottled drinking water.
• Wastewater Treatment
  • Helps monitor and control chlorine levels in wastewater before discharge.
• Swimming Pools & Spas
  • Maintains optimal chlorine concentration to keep pool and spa water clean and safe.
• Environmental Monitoring
  • Useful for checking chlorine pollution in natural water bodies.
• Industrial & Commercial Water Systems
  • Helps monitor water quality in cooling towers, boilers, and manufacturing processes.

Summary

The Hanna Instruments Total Chlorine Colorimeter – Checker® HC (Model: HI711) is a highly accurate, easy-to-use, and portable chlorine testing device. Designed for drinking water, wastewater treatment, swimming pools, and environmental monitoring, this digital colorimeter eliminates subjective color interpretation and provides reliable chlorine measurements with a simple one-button operation.

With its compact design, high accuracy, and long battery life, the HI711 is an essential tool for professionals and individuals who need precise chlorine testing in water.

Key Selling Points

• Accurate total chlorine measurement from 0.00 to 3.50 ppm.
• Digital display eliminates color-matching errors.
• Simple one-button operation for quick testing.
• Portable, lightweight, and pocket-sized for convenience.
• Long battery life with automatic shut-off.
• Ideal for drinking water, wastewater, pools, spas, and environmental monitoring.