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EZ4044 Calcium Hardness Analyser

EZ4044 Calcium Hardness Analyser
Product #: EZ4044.XXXXXXXX
Unit Price Contact Hach

What's included?

EZ4044 Calcium Hardness Analyser, Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets, 2 x empty 2.5L Reagent Containers with Fittings (for Colour & Acid Solution), 1 x empty 5L Reagent Container with Fittings (for Buffer 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
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
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.
Lower Limit of Detection (LOD): ≤ 10 mg/L
Material: Hinged part: Thermoform ABS, door: PMMA
Wall section: Galvanised steel, powder coated
Measurement method: Colorimetric titration by EDTA using colour indicator hydroxynaphthol blue at 620 nm.
Measuring range: 100 - 1000 mg/L CaCO3

Optional:
10 - 100 mg/L CaCO3
25 - 250 mg/L CaCO3
50- 500 mg/L CaCO3
Internal dispenser dilution (max. factor 100)
Method: Titrimetric
Model: EZ4044
Number of sample streams: 1, 2, 4 or 8
Parameter: Calcium Hardness
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
Range: 100 - 1000 mg/L CaCO₃
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: 25 kg
What's included?: EZ4044 Calcium Hardness Analyser, Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets, 2 x empty 2.5L Reagent Containers with Fittings (for Colour & Acid Solution), 1 x empty 5L Reagent Container with Fittings (for Buffer Solution) and 1 x empty 10L Reagent Container with Fittings (for EDTA Solution)