EZ7253 Volatile Fatty Acids (VFA) & Alkalinity Analyser

EZ7253 Volatile Fatty Acids (VFA) & Alkalinity Analyser
Produktnr: EZ7253.XXXXXXXX
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Vad finns i förpackningen

EZ7253 VFA & Alkalinity Analyser Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets, 1 x pH Electrode, Routine S7 Connection, 1 x empty 2.5L Reagent Container with Fittings (Anti-foam Solution) and 2 x empty 10L Reagent Containers with Fittings (H₂SO₄ & NaOH Solution)

Specifikationer

Analoga utgångar: Active 4 - 20 mA max. 500 Ohm load, standard 1, max. 8 (option)
Antal provströmmar: 1, 2, or 4
Certifieringar : CE compliant / ETL certified
Cykeltid: 10 - 15 minutes
Demineralised water: N.A.
Detektionsgräns: ≤ 10 mg/L
Digital outputs: Optional: Modbus (TCP/IP, RS485)
Dimension (H x B x D): 690 mm x 465 mm x 330 mm
Dränering: 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
Garanti : 24 månader
Instrument air: Dry and oil free according to ISA-S7.0.01-1996 quality standard for instrument air
Kalibrering: Automatic; frequency freely programmable
Larm: 1 x malfunctioning, 4 x user-configurable, max. 24 VDC/0.5 A, potential free contacts
Material: Hinged part: Thermoform ABS, door: PMMA
Wall section: Galvanised steel, powder coated
Mätmetod: Acid-base titration
Matningsspänning: 100 - 240 VAC, 50/60 Hz
Max. power consumption: 120 VA
Mätområde: VFA: 500‐10,000 mg/L, Total Alk: 250 - 5000 mg/L
  VFAs 500 - 10000 mg/L as acetate equivalent;
Alkalinity, total and Alkalinity, partial 250 - 5000 mg/L as CaCO₃
Metodnamn: Titrimetric
Omgivningstemperatur: 10 - 30 °C ±4 °C deviation at 5 - 95% relative humidity (non-condensing)
Parameter: Volatile fatty acids (VFAs), total alkalinity
Precision: Better than 3% full scale range for standard test solutions
Prov: tryck: By external overflow vessel
Provflödeshastighet: 100 - 300 mL/min
Provkvalitet: Maximum particle size 500 µm, < 0.1 g/L
Most applications require the use of an EZ9130 sampling/filtration system.
Provtemperatur: 10 - 30 °C
Reagent Requirements: Keep between 10 - 30 °C
Rinsing: With tap water
Skyddsklass: Analyser cabinet: IP44 / Panel PC: IP65
Störningar: Phosphates and similar dissociating ions and non-fatty acids which on acidification from undissociated acids may cause interference. Sulphide may deteriorate some types of pH electrodes. Fats, oil, proteins, surfactants and tar.
Vad ingår i leveransen: EZ7253 VFA & Alkalinity Analyser Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets, 1 x pH Electrode, Routine S7 Connection, 1 x empty 2.5L Reagent Container with Fittings (Anti-foam Solution) and 2 x empty 10L Reagent Containers with Fittings (H₂SO₄ & NaOH Solution)
Validation: Automatic; frequency freely programmable
Vikt : 25 kg