EZ1028 Nitrite Analyser

EZ1028 Nitrite Analyser
Product #: EZ1028.XXXXXXXX
Unit Price Contact Hach

What's included?

EZ1028 Nitrite Analyser, Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets and 1 x empty 2.5L Glass Reagent Container with Fittings (for Colour Solution)

Specifications

Alarm: 1 x malfunctioning, 4 x user-configurable, max. 24 VDC/0.5 A, potential free contacts
Ambient Temperature: 10 - 30 °C ± 4 °C deviation at 5 - 95% relative humidity (non-condensing)
Analog Outputs: Active 4 - 20 mA max. 500 Ohm load, standard 1, max. 8 (option)
Automatic cleaning: Yes
Calibration: Automatic, 2-point; frequency freely programmable
Certifications: CE compliant / ETL certified
Cycle Time: 10 min (dilution + 5 min)
Demineralised water: For rinsing / dilution
Digital outputs: Optional: Modbus (TCP/IP, RS485)
Dimensions (H x W x D): 690 mm x 465 mm x 330 mm
Drain: Atmospheric pressure, vented, min. Ø 32 mm
Exceedance Tracking: Dry and clean earth pole with low impedance (< 1 Ohm) using an earth cable of > 2.5 mm²
Instrument air: Dry and oil free according to ISA-S7.0.01-1996 quality standard for instrument air
Interferences: Ions like Antimony Sb(III), Bismuth, Chloroplatinate, Gold, Iron Fe(III), Lead, Mercury, Metavanadate, Silver can precipitate with Nitrate. Presence of Copper Cu(II) may decompose the diazonium salt which results in a low result.
Strong oxidizing agents. Trichloramine results in a false red colour.
Large amounts of colour and turbidity interfere. Fats, oil, proteins, surfactants and tar.
Lower Limit of Detection (LOD): ≤ 1 µg/L
Material: Hinged part: Thermoform ABS, door: PMMA
Wall section: galvanised steel, powder coated
Measurement method: Colorimetric measurement at 546 nm using NEDD, conform with standard method ASTM 4500-NO2-A
Model: EZ1028
Number of sample streams: 1, 2, 4, or 8
Parameter: Nitrite
Power: 100 - 240 VAC, 50/60 Hz
Max. power consumption: 120 VA
Power supply: 100 - 240 VAC, 50/60 Hz
Precision: Better than 2% full scale range for standard test solutions
Protection Class: Protection class: Analyser cabinet: IP44 / Panel PC: IP65
Range: 1 - 100 µg/L NO2-N

Optional:
8 - 400 µg/L (with internal dilution)
16 - 800 µg/L (with internal dilution)
0.1 - 10 mg/L (with internal dilution)
  1 - 100 µg/L NO₂-N
Reagent Requirements: Keep between 10 - 30 °C
Sample Flow Rate: 100 - 300 mL/min
Sample Pressure: By external overflow vessel
Sample Quality: Maximum particle size 100 µm, < 0.1 g/L; Turbidity < 50 NTU
Sample Temperature: 10 - 30 °C
Validation: Automatic; frequency freely programmable
Warranty: 12 months
Weight: 25 kg
What's included?: EZ1028 Nitrite Analyser, Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets and 1 x empty 2.5L Glass Reagent Container with Fittings (for Colour Solution)