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)
Analog Outputs:
Active 0 - 20 mA (or 4 - 20 mA) max. 500 Ohm load, standard: 4, optional: 8
Automatic cleaning:
Yes; Frequency freely programmable: 6 hours, 12 hours, daily, weekly
Calibration:
Automatic; 2-point; offset or slope; Frequency freely programmable: 6 hours, 12 hours, daily, weekly. Note: manufacturer recommends that a calibration is done when the reagents are replaced
Certifications:
CE, ETL certified to UL and CSA safety standards, UKCA
Cooling water:
Flow rate approx. 5 L/h; temperature max. 30 °C; pressure max. 0.5 bar
Cycle Time:
No Dilution
Default: 10 min.
Continuous: 6 min.
Internal Dilution:
Default: 15 min.
Continuous: 9 min.
Demineralised water:
Internal dilution option: Rinse water & Dilution water
Digital outputs:
Profibus DP or Modbus RTU
Dimensions (H x W x D):
688 mm x 460 mm x 340 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. Used to flush the instrument in corrosive environement. Min. 0.2 bar - Max. 0.5 bar
Interferences:
Oxidants, e.g., bromine (Br2), bromamine, chlorine (Cl2), copper (II) (Cu2+) > 8 mg/L, chromate (CrO42–), iodine (I2), iodoamines, iron (III) (Fe3+) > 20 mg/L, nitrite (NO2-), ozone (O3) and manganese can oxidize the DPD color solution. Large quantities of color and turbidity interfere. Fats, oil, proteins, surfactants and tar interfere.
Lower Limit of Detection (LOD):
No Dilution
0.002 - 0.125 mg/L H₂O₂: 0.002 mg/L
0.002 - 0.250 mg/L H₂O₂: 0.002 mg/L
0.005 - 0.5 mg/L H₂O₂: 0.005 mg/L
Internal Dilution
0.025 - 2.5 mg/L H₂O₂: 0.025 mg/L
0.05 - 5 mg/L H₂O₂: 0.05 mg/L
0.125 - 12.5 mg/L H₂O₂: 0.125 mg/L
0.25 - 25 mg/L H₂O₂: 0.25 mg/L
0.375 - 37.5 mg/L H₂O₂: 0.375 mg/L
0.5 - 50 mg/L H₂O₂: 0.5 mg/L
Material:
Hinged part: Thermoform ABS, door: PMMA
Wall section: Galvanised steel, powder coated
Measurement method:
DPD colorimetric method
Number of sample streams:
Standard: 1
Optional accessory for 2, 4, or 8 sample streams
Outputs:
Optional: Claros Ethernet connection and Modbus TCP/IP Ethernet connector; LAN version; 10/100 Mbps or Profinet or Ethernet IP
Parameter:
Hydrogen Peroxide
Power:
100 - 240 VAC, 50/60 Hz
Max. power consumption: 120 VA
Precision:
Better than 3% of full scale at:
0.002 - 0.125 mg/L H₂O₂
0.002 - 0.250 mg/L H₂O₂; and better than 2% of full scale for standard test solutions.
Protection Class:
IP44
Range:
No Dilution
0.002 - 0.125 mg/L H₂O₂
0.002 - 0.250 mg/L H₂O₂
0.005 - 0.5 mg/L H₂O₂
Internal Dilution
0.025 - 2.5 mg/L H₂O₂
0.05 - 5 mg/L H₂O₂
0.125 - 12.5 mg/L H₂O₂
0.25 - 25 mg/L H₂O₂
0.375 - 37.5 mg/L H₂O₂
0.5 - 50 mg/L H₂O₂
Reagent Requirements:
Keep Buffer between 10 - 30 °C and Color between 10 - 15 °C
Relays:
5 contacts, not user configurable: Malfuntion, maintenance, analysis ready, sample ready, sample ready (EZ9150)
Sample Flow Rate:
100 - 300 mL/min
Sample Pressure:
By external overflow vessel (open to atmospheric pressure)
Sample Quality:
Maximum particle size 100 µm, < 0.1 g/L; Turbidity < 50 NTU
Sample Temperature:
10 - 30 °C
Validation:
Automatic; Frequency freely programmable: 6 hours, 12 hours, daily, weekly
Warranty:
12 months
Weight:
Max. 35 kg
What's included?:
EZ1022sc Hydrogen Peroxide Analyser, Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets and 2 x empty 2.5L Glass Containers with Fittings (for Colour and Buffer Solution)