HACH
HACH NT3100sc UV Nitrate Sensor, 1 mm/2 mm/5 mm path length
HACH NT3100sc UV Nitrate Sensor, 1 mm/2 mm/5 mm path length
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Proven nitrate measurements made more accessible
Improve your experience in nitrate measurement with Hach's new NT3100sc sensor. Backed by a legacy of reagent-free UV absorbance technology expertise, Hach's NT3100sc UV Nitrate Sensor is equipped to meet your unique application needs. Whether measuring nitrate in municipal sewage treatment plants, surface water, untreated water or treated drinking water, you’ll have the choice of 3 different path lengths to fit your measurement ranges and turbidity compensation needs.
NT3100sc replaces Nitratax plus sc and Nitratax eco sc.
Benefits
No time for downtime
Make your best process decisions to ensure water quality when you have reliable and real-time data. The HachⓇ NT3100sc uses internal smart sensors to proactively alert you of potential measurement issues so you have confidence in your process health. We’ll help you reduce time spent on troubleshooting, validations, and avoid unplanned equipment downtime.
Optimize your process with smart decisions
The NT3100sc UV nitrate sensor features improved accuracy and low-level detection to help you optimize your plant performance and ensure regulatory compliance now and into the future. Hach’s proven wiper technology keeps your system clean and our enhanced one-step, tool-free, wiper replacement reduces user maintenance and improves your experience.
Hach service and support - there when you need us
For nearly a century, Hach has been a leader in water quality analysis. Backed by a legacy of UV absorbance technology expertise, our Technical Support, Field Service, and Central Service Teams work together to help you maximize instrument uptime, ensure data integrity, maintain operational stability, and reduce compliance risk.
Specifications
Technical Attributes
| Accuracy | ± 5% of reading ± 0.1 mg/L NO₃-N |
| Altitude | 2000 m (6562 ft) maximum |
| Ambient Temperature | 2 - 40 °C (36 - 100 °F), 95% relative humidity, non-condensing |
| Cable Length | 10 m (33 ft) Extension cables are available: 5, 10, 15, 20, 30 and 50 m. The maximum cable length is 60 m (190 ft). |
| Certifications | CE, CMIM, UKCA, FCC, and ISED approved |
| Controller Compatibility | SC200, SC1000, SC4500 |
| Dimensions | 70 x 402 mm (3 x 15.8 inches) approximately |
| Indoor/Outdoor | Outdoor |
| IP Rating | IP68 |
| Lower Limit of Detection (LOD) | 0.1 mg/L NO₃-N |
| Material | Sensor enclosure: 1.4571 Stainless Steel Enclosure seals: Silicone Wiper axle, arm (5 mm) and wiper blade carrier (1 mm and 2 mm): 1.4571 Stainless Steel Wiper blade: Silicone Measuring window: Quartz glass Sensor cable: Polyurethane (PUR) Cable gland: 1.4571 Stainless Steel Seal cable gland: Silicone HT |
| Measurement Method | UV Absorption, sludge compensated, 2-channel beam path |
| Measuring Interval | 15, 30 seconds, 1, 5, 10, 30 minutes |
| Measuring Principle | UV absorption measurement, reagent-free |
| Model | NT3100sc |
| Over voltage category | II |
| Parameter | Nitrate |
| Path Length | 1 mm |
| Pollution Degree | 2 |
| Power Consumption | 9 |
| Pressure Range | Sensor pressure limit: 0.5 bar |
| Process Connection | Immersion directly in media Bypass with Flow Through Unit Sedimenter |
| Range | 0.1 - 90 mg/L NO₃-N |
| Resolution | 0.01 - 999.9 |
| Response Time | T100: 1 minute |
| Sample Temperature | 2 - 40 °C (36 - 100 °F) |
| Signal Average Time | 1 to 12 measurements |
| Sludge Compensation | Yes |
| Units | mg/L, ppm |
| Warranty | 12 months |
| Weight | 4.8 kg (10.58 lb) with 10 m cable |
| What's included? | Sensor with cable set, set of wipers, user manual |
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