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Datasheet generated 2026-10-07
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NT3100SC UV Nitrate Sensor 5mm — 0.02 - 25 mg/L NO3-N

Hach · Chemical Test Kits · Water Analysis Meters · USA · hach.com
Part Number
LXV448.99.51001  ·  HS 9027.89
NT3100SC UV Nitrate Sensor 5mm — 0.02 - 25 mg/L NO3-N

Hach NT3100SC UV Nitrate Sensor 5mm — 0.02 - 25 mg/L NO3-N. Reference part number LXV448.99.51001.

Technical Specifications

Accuracy± 3% of reading ± 0.1 mg/L NO₃-N from 0.02 - 13 mg/L; ± 5% of reading ± 0.1 mg/L NO₃-N from 13 - 25 mg/L
Altitude2000 m (6562 ft) maximum
Ambient Temperature2 - 40 °C, 95% relative humidity, non-condensing
Cable Length10 m (33 ft); Extension cables are available: 5, 10, 15, 20, 30 and 50 m. The maximum cable length is 60 m (190 ft).
CertificationsCE, CMIM, UKCA, FCC, and ISED approved
Controller CompatibilitySC4500, SC1000, SC200
Dimensions70 x 402 mm (3 x 15.8 inches) approximately
Indoor/OutdoorOutdoor
IP RatingIP68
Lower Limit of Detection (LOD)0.02 mg/L NO₃-N
Measurement MethodUV Absorption, sludge compensated, 2-channel beam path
Measuring Interval15, 30 seconds, 1, 5, 10, 30 minutes
Measuring PrincipleUV absorption measurement, reagent-free
ModelNT3100sc
Over voltage categoryII
ParameterNitrate
Path Length5 mm
Pollution Degree2
Power Consumption9
Pressure RangeSensor pressure limit: 0.5 bar
Process ConnectionImmersion directly in media; Bypass with Flow Through Unit; Sedimenter
Range0.02 - 25 mg/L NO₃-N
Resolution0.01 - 999.9
Response TimeT100: 1 minute
Sample Temperature2 - 40 °C (36 - 100 °F)
Signal Average Time1 to 12 measurements
Sludge CompensationYes
Unitsmg/L, ppm
Warranty12 months
Weight4.8 kg (10.58 lb) with 10 m cable
What's includedSensor with cable set, set of wipers, user manual

Properties

MOQ1

Attached Documents