Description
Product Overview
The GISNPA Turbidity Meter (model YY-1044-DHC) is engineered to meet ISO 7027 standards using the nephelometric method, which measures the intensity of light scattered at a 90° angle. This approach provides laboratory‑grade precision for a wide range of water quality applications, from municipal treatment plants to pharmaceutical labs. Housed in a compact, ergonomically designed chassis measuring 6.1 x 3.15 x 1.77 inches and weighing just 3.64 pounds, the device balances portability with robustness. The instrument features a high‑resolution backlit LCD that displays real‑time NTU readings, battery status, and calibration information, ensuring clear visibility even in low‑light environments. A built‑in LED light source, calibrated for long‑term stability, eliminates the need for external lamps and reduces maintenance costs.
![[Product front view showing all components]](https://www.diaperhub.store/wp-content/uploads/2026/08/563968c1ca4940e99eaa4a512bb3444b.jpg)
Usage
Designed for both field and laboratory use, this turbidity meter excels in diverse environments. Water treatment facilities can employ the device for routine inlet and outlet monitoring, ensuring compliance with regulatory limits. Environmental agencies benefit from its rapid 2‑point auto‑calibration (using 20 NTU and 1000 NTU standards) that completes in under a minute, allowing on‑site assessments of rivers, lakes, and groundwater sources. In industrial settings such as beverage production or power plant cooling systems, the meter provides quick feedback on process water clarity, helping to prevent equipment fouling. The IP65‑rated enclosure protects the electronics from splashes, dust, and accidental drops, making it suitable for harsh outdoor conditions. Users can operate the meter with a single hand, thanks to intuitive button layout and the large LCD, facilitating sample testing in confined spaces.
Why Choose Us
Choosing the GISNPA Turbidity Meter means selecting a device backed by rigorous quality assurance and a commitment to customer success. Each unit undergoes factory calibration against ISO 7027 reference standards, guaranteeing traceable accuracy out of the box. The robust circuitry and long‑life LED source are engineered for daily use, delivering consistent performance over thousands of measurements. GISNPA provides a comprehensive support package, including a detailed user manual, online troubleshooting resources, and a responsive technical support team available during business hours. The product is covered by a one‑year limited warranty that addresses any manufacturing defects, reinforcing confidence in long‑term reliability. Additionally, the inclusion of a premium carry case, three calibration solutions (20 NTU, 100 NTU, 1000 NTU), six sample bottles, a cleaning cloth, and a quick‑start guide ensures that users can begin testing immediately without additional purchases.
Key Features
- ISO 7027 certified nephelometric measurement for laboratory‑grade accuracy.
- Backlit LCD screen provides clear, real‑time NTU readings in any lighting condition.
- Two‑point auto‑calibration completed in 60 seconds using supplied standards.
- IP65‑rated durable housing resists water, dust, and impact for field reliability.
- Comprehensive after‑sales support with warranty, technical assistance, and user resources.
FAQ
What is the measurement range of this turbidity meter?
The device measures turbidity from 0 to 1000 NTU, covering the full spectrum required for most municipal, industrial, and environmental applications.
How often should I calibrate the meter?
For optimal accuracy, perform a two‑point calibration before each testing session using the included 20 NTU and 1000 NTU solutions. Re‑calibrate if the meter is subjected to a shock or after extended storage.
Is the meter suitable for testing drinking water?
Yes, the ISO 7027 compliance ensures that the meter meets the stringent accuracy requirements for drinking water quality monitoring.
Can I replace the LED light source if it fails?
The LED module is designed for a service life of over 10,000 hours. Should it require replacement, GISNPA offers authorized service centers to perform the repair under warranty.
What batteries does the device use and how long do they last?
The meter operates on a rechargeable lithium‑ion battery that provides up to 12 hours of continuous use on a single charge, sufficient for a full day of field work.




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