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Handheld Ammonia Nitrogen Meter

Model：

HD-SNH-2

Introduction：

Handheld Ammonia Nitrogen Meter measures ammonia nitrogen in water by the Nessler reagent (HJ535-2009) and salicylic acid (HJ536-2009) methods with multiple light sources. Widely used for industrial wastewater, aquaculture and river monitoring....

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  • Technical Specifications
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I. Product Overview

The HD-SNH-2 handheld ammonia nitrogen meter measures the ammonia nitrogen content of water. Several light sources are built in, corresponding to different measuring wavelengths, so both the Nessler reagent method (HJ 535-2009) and the salicylic acid method (HJ 536-2009) are supported. The high-definition colour LCD touch screen, Android smart operating system and bilingual keyboard make operation simple and user-friendly.

II. Applications

Emergency monitoring, industrial wastewater, domestic sewage, sewage treatment, pharmaceutical and chemical plants, food and beverage, textile printing and dyeing, electroplating, papermaking, petroleum and metallurgy, river treatment, research institutes and universities.

III. Key Features

1. Android smart operating system for simpler and faster operation.

2. Cloud monitoring platform: results are transmitted wirelessly to the platform for short- and long-term water quality analysis and assisted management.

3. Built-in operating procedures: no training is required and the meter is ready to use out of the box.

4. Fast detection: results are read directly on site.

5. Compact and lightweight: easy to carry for field testing.

6. Small, elegant housing with stable, maintenance-free operation and excellent cost performance.

7. Imported cold light source with stable optical performance and a service life of up to 100,000 hours.

8. AC/DC dual power supply with a built-in rechargeable lithium battery for continuous indoor and outdoor work.

IV. Meter Specifications

Measuring itemAmmonia nitrogen
Reference standardsHJ 535-2009; HJ 536-2009
Measuring range (Nessler)0.05–200 mg/L (segmented)
Measuring range (salicylic acid)0.025–25 mg/L (segmented)
Wavelength selectionAutomatic
Repeatability< 0.5%
Stability< 0.5%
Sample compatibility16 mm (round), 22 mm (round)
Colorimetric methodIntegrated digestion and colorimetric tube
Operating systemAndroid smart operating system
Display3.5-inch colour LCD touch screen
Sensitivity (absorbance)0.001
Operating environment0–50 °C, 0–90% RH
Data storageMore than 80,000 records
CommunicationType-C, Wi-Fi, Bluetooth
PrinterOptional portable Bluetooth printer
Battery5,600 mAh lithium battery
Continuous operating time8 hours
Power supply5 V DC
Dimensions190 × 77 × 72 mm
Net weight (main unit)325 g
Supported languageSimplified Chinese / English

V. Smart Digester Specifications

Digestion positions6
Heating rateRises to 165 °C within 10 min
Digestion volume0–10 mL
Temperature control modeIntelligent PID
Temperature control accuracy±0.5 °C
Digestion temperatureRoom temperature – 200 °C
Time setting0–999 min
Digestion well diameterφ16 mm / 10 mL digestion colorimetric tube
Tube depth55 mm
Display3.5-inch colour capacitive touch screen
Power consumption400 W
Preset digestion modesCOD, total phosphorus, total nitrogen
Special functionsOne-key digestion, over-temperature protection, buzzer prompt, user-defined settings, countdown timer
Dimensions245 × 163 × 192 mm
Weight< 2.5 kg
LanguageChinese / English
Ambient temperature5–40 °C
Relative humidity≤ 85% (non-condensing)
Power supplyAC (220 ± 22) V, (50 ± 0.5) Hz
The video is currently in production, please stay tuned......
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