Cooling water:
Flow rate approx. 5 L/h; temperature max. 30 °C; pressure max. 0.5 bar
Demineralised water:
When needed for rinsing / dilution
Digital outputs:
None
Optional: Modbus (TCP/IP, RTU), Profinet, Profibus DP, Ethernet IP
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
IP Κατάταξη:
IP44
Precision:
Better than 2% full scale range for standard test solutions
Reagent Requirements:
Keep between 10 - 30 °C
Validation:
Automatic; frequency freely programmable
Αναλογικές έξοδοι:
Active 4 - 20 mA max. 500 Ohm load, standard 4, max. 8 (option)
Αποστράγγιση :
Atmospheric pressure, vented, min. Ø 32 mm
Αριθµ. Ροών δείγµατος :
Standard: 1
Optional accessory for 2, 4, or 8 sample streams
Αυτόµατος καθαρισµός :
Ναι
Βαθµονόµηση :
Automatic, 2-point; frequency freely programmable
Βαθµός προστασίας:
IP44
Βάρος :
40 kg
Δείγµα: πίεση:
By external overflow vessel
Διαστάσεις (ΥxΠxB):
688 mm x 460 mm x 340 mm
Εγγύηση :
24 µήνες
Εύρος µέτρησης :
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)
Θερµοκρασία Δείγµατος:
10 - 30 °C
Θερµοκρασία περιβάλλοντος :
10 - 30 °C ± 4 °C deviation at 5 - 95% relative humidity (non-condensing)
Μέθοδος µέτρησης :
Colorimetric measurement using TPTZ colour solution, conform with APHA 3500-Fe (B)
Μοντέλο :
EZ2724sc
Όριο ανίχνευσης :
≤ 2 µg/L
Παράµετρος :
Iron, total
Παρεµποδίσεις :
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.
Πιστοποιήσεις :
CE compliant / ETL certified
Ποιότητας δείγµατος :
Maximum particle size 100 µm, < 0.1 g/L; Turbidity < 50 NTU
Ρυθµός ροής δείγµατος :
100 - 300 mL/min
Συναγερµός :
1 x malfunctioning, 4 x user-configurable, max. 24 VDC/0.5 A, potential free contacts
Τι περιέχει το καλάθι:
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)
τροφοδοσία :
110 VAC / 60 Hz
Υλικό :
Hinged part: Thermoform ABS, door: PMMA
Wall section: Galvanised steel, powder coated
Χρόνος κύκλου:
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)