EZ7850, Total Phosphorus / Phosphate Analyser, 1 stream, Modbus RS485

EZ7850, Total Phosphorus / Phosphate Analyser, 1 stream, Modbus RS485
Product #: EZ7850.990B1C02
CAD Price: Contact Hach

Specifications

Alarm: 1 x malfunctioning, 4 x 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)
Calibration: Automatic, 2-point; frequency freely programmable
Certifications: CE compliant / UL certified
Cooling water: Flow rate approx. 5 L/h; temperature max. 30 °C; pressure max. 0.5 bar
Cycle Time: 30 min including digestion of 10 min (standard)
Demineralised water: For rinsing purposes
Digital outputs: Modbus RS485
Dimensions (H x W x D): 690 mm x 465 mm x 330 mm
Drain: Atmospheric pressure, vented, min. Ø 64 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: Arsenicum (V), Chromium (VI), Copper (II) > 10 mg/L, Iron (III) > 10 mg/L, Sulphide > 2 mg/L, and Vanadium (V), Silica > 60 mg/L. Large amounts of colour and turbidity interfere. Fats, oil, proteins, surfactants and tar.
Lower Limit of Detection (LOD): TP: ≤ 10 µg/L
PO4-P: ≤ 5 µg/L
Material: Hinged part: Thermoform ABS, door: plexiglass
Wall section: Galvanised steel, powder coated
Measurement method: Colorimetric measurement at 630 nm using ascorbic acid reduction and molybdate colour solution after persulphate digestion in acidic medium, conform with APHA 4500-P
Number of sample streams: 1 stream
Output: Modbus RS485

Optional:
Active 4 - 20 mA max. 500 Ohm load, 1 to 8 outputs
RS232, Modbus TCP/IP
Parameter: Phosphorus, total;
Phosphate PO4-P
Power: 110 VAC, 2 A, 60 Hz
Max. power consumption : 150 VA
Precision: Better than 2% full scale range for standard test solutions
Protection Class: Analyser cabinet: IP55 / Panel PC: IP65
Range: TP: 0.01 - 2 mg/L TP; PO4-P: 0.005 - 1 mg/L
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: 1 year
Weight: 25 kg