EZ4003 Free Alkalinity Analyser

EZ4003 Free Alkalinity Analyser
Product #: EZ4003.XXXXXXXX
Unit Price Contact Hach

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)
Analog Outputs: Active 4 - 20 mA max. 500 Ohm load, standard 1, max. 8 (option)
Calibration: Automatic, 2-point; frequency freely programmable
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
Exceedance Tracking: 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: Soaps, oily matter, suspended solids or precipitates may coat the glass electrode and cause a sluggish response. Allow additional time between titrant additions to let the electrode come to equilibrium or clean the electrodes occasionally.
Lower Limit of Detection (LOD): ≤ 10 mg/L
Material: Hinged part: Thermoform ABS, door: PMMA
Wall section: Galvanised steel, powder coated
Measurement method: Acid-base titration with hydrochloric acid
Method Name: Titrimetric
Number of sample streams: 1, 2, 4 or 8
Parameter: Alkalinity, free
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 - 5000 mg/L CaCO3

Optional:
10 - 500 mg/L CaCO3
25 - 1250 mg/L CaCO3
50 - 2500 mg/L CaCO3
Internal dispenser dilution (max. factor 100)
  100 - 5000 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