EZ4043 Total Hardness Analyser

EZ4043 Total Hardness Analyser
Product #: EZ4043.XXXXXXXX
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What's in the box

EZ4043 Total Hardness Analyser, Instruction Manual, 1 x Double Bit Door key, 1 x Mounting Brackets, 3 x empty 5L Reagent Containers with Fittings (for Buffer, Colour & Acid Solution) and 1 x empty 10L Reagent Container with Fittings (for EDTA Solution)

Specifications

Alarm: 1x malfunctioning, 4x 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: N.A.
Certifications: CE compliant / UL certified
Cycle time: 10 - 15 minutes
Demineralised water: For rinsing / dilution
Detection limit: ≤ 0.25 mg/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: Some metal ions interfere by causing fading or indistinct end points or by stoichiometric consumption of EDTA. Suspended or colloidal organic matter also may interfere with the end point. 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 titration by EDTA using colour indicator calmagite at 620 nm
Measuring range: 0.25 - 10 mg/L CaCO3

Optional:
Internal dispenser dilution (max. factor 100)
  0.25 - 10 mg/L CaCO₃
Method: Titrimetric
Model: EZ4043
Number of sample streams: 1, 2, 4 or 8
Parameter: Hardness, total
Power: 100 - 240 VAC, 50/60 Hz
Max. power consumption: 120 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?: EZ4043 Total Hardness Analyser, Instruction Manual, 1 x Double Bit Door key, 1 x Mounting Brackets, 3 x empty 5L Reagent Containers with Fittings (for Buffer, Colour & Acid Solution) and 1 x empty 10L Reagent Container with Fittings (for EDTA Solution)