Hach PHOSPHAX sigma Manuel D'utilisation De Base page 117

Measurement device technical data
Subject to changes.
Performance specifications
Reduction method, derived from DIN 38405 D11,
Measurement method
analysis photometric via IR LED photometer
Indoor or Outdoor use Indoor only
0.01–0.50...5.00 mg/L P total phosphorus in 0.1 mg/L increments
Measurement ranges 0.01–0.50...5.00 mg/L P orthophosphate in 0.1 mg/L increments
(depending on design)
Measurement uncertainty 0.01 – 5.00 mg/L: ±2 % from the measurement value
Measurement interval t = 10 min
100
Sample requirement approximately 100 mL/h
Ambient temperature +5° C to +40° C, 95% relative humidity, non-condensing
Altitude 2000 m (6562 ft)
Calibration Automatic at selectable intervals
Inspection interval 3 months
Maintenance requirement approximately 1/2 hour per week, typical
Reagent stock 3 months (standard solution 6–12 months)
2 current outputs:
2 limit-value contacts:
Outputs
Service interface:
Interface:
Overvoltage category II
Pollution degree 2
Englosure rating IP20
Mains connection 230 VAC ±10%, 50 Hz
Power consumption Approximately 150 VA
0/4...20 mA, maximum 500 Ω
potential-free, 24 V 1A
RS 232
bus-capable (optional)
English
English 117