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 4, max. 8 (option)
Automatic cleaning:
Yes
Calibration:
Automatic, 2-point; frequency freely programmable
Certifications:
CE compliant / ETL certified
Cooling water:
Flow rate approx. 5 L/h; temperature max. 30 °C; pressure max. 0.5 bar
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:
When needed for rinsing / dilution
Digital outputs:
None
Optional: Modbus (TCP/IP, RTU), Profinet, Profibus DP, Ethernet IP
Dimensions (H x W x D):
688 mm x 460 mm x 340 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
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.
IP Rating:
IP44
Lower Limit of Detection (LOD):
≤ 2 µg/L
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)
Number of sample streams:
Standard: 1
Optional accessory for 2, 4, or 8 sample streams
Parameter:
Iron, total
Power:
110 VAC / 60 Hz
Precision:
Better than 2% full scale range for standard test solutions
Protection Class:
IP44
Range:
0.005 - 0.25 mg/L
0.005 - 0.5 mg/L
0.01 - 1 mg/L
0.05 - 5 mg/L (with internal dilution)
0.1 - 10 mg/L (with internal dilution)
0.25 - 25 mg/L (with internal dilution)
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:
40 kg
What's included?:
EZ2724sc Iron Analyser, Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets, 2 x empty 2.5 L Reagent Containers with Fittings (for Reductor & Buffer Solution) and 1 x empty 2.5 L Glass Reagent Container (for Colour Solution)