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)
Analogue outputs:
Active 4 - 20 mA max. 500 Ohm load, standard 1, max. 8 (option)
Calibration:
Automatic, 2-point; frequency freely programmable
Certifications:
CE compliant / UL certified
Cycle Time:
20 min Total Fe (dilution + 5 min)
30 min Total Fe & Fe (II); Fe (II+III)
40 min Total Fe & Fe (II+III) & Fe (II) & Fe (III)
Demineralised water:
For rinsing / dilution
Detection limit:
≤ 2 µg/L
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
Earth connection:
Dry and clean earth pole with low impedance (< 1 Ohm) using an earth cable of > 2.5 mm²
Flow rate:
100 - 300 mL/min
Instrument air:
Dry and oil free according to ISA-S7.0.01-1996 quality standard for instrument air
Interferences:
Metal ions like Lead > 10 mg/L, Zinc > 2 mg/L, Nickel > 2 mg/L, Iron > 5 mg/L, Copper > 5 mg/L. Strong oxidising agents, Cyanide, Nitrite, Phosphate (polyphosphate more than orthophosphate), Chromium, Zinc in concentrations exceeding 10 times that of Iron. Bismuth, Cadmium, Mercury, Molybdate, and Silver precipitate Phenanthroline. Polyphosphate must be absent. Large amounts of colour and turbidity interfere. Fats, oil, proteins, surfactants and tar.
Material:
Hinged part: Thermoform ABS, door: PMMA
Wall section: Galvanised steel, powder coated
Measurement method:
Colorimetric measurement using TPTZ colour solution, conform with APHA 3500-Fe (B)
Measuring range:
0.01 - 1 mg/L Fe
0.01 - 1 mg/L Fe
Optional:
0.005 - 0.25 mg/L
0.005 - 0.5 mg/L
0.08 - 4 mg/L (with internal dilution)
0.16 - 10 mg/L (with internal dilution)
Model:
EZ2306
Number of sample streams:
1, 2, 4 or 8
Parameter:
Iron, total; Fe(II+III), total dissolved
Power:
230 VAC, 50/60 Hz
120 VAC, 50/60 Hz
Max. power consumption: 440 VA
Precision:
Better than 2% full scale range for standard test solutions
Protection class:
Protection class: Analyser cabinet: IP44 / Panel PC: IP65
Reagent Requirements:
Keep between 10 - 30 °C
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:
24 months
Weight:
25 kg
What's included?:
EZ2306 Iron Analyser, Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets, 2 x empty 2.5L Reagent Containers with Fittings (for Reductor & Buffer Solution) and 1 x empty Glass Reagent Container with Fittings (for Colour Solution)