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Appendix B: Halogen MP5 Sensor Technical
Specification
Overall*
Measurement method
Reagentless, three electrodes, no membrane or electrolyte
Chlorine measurement
range
-
Limit of detection (LOD)
-
Limit of quantitation
(LOQ)
0 to 20 ppm
30 ppb (0.03 ppm)
90 ppb (0.09 ppm)
Resolution
0.001 ppm (1 ppb)
Chlorine accuracy
±3% of the reference test
1
(DPD) at constant pH less than 7.2 (±0.2 pH unit)
±10% of the reference test
1
(DPD) at stable pH less than 8.5 (±0.5 pH unit from the pH at
calibration)
Calibration stability
6 months (typ)
Accuracy over change
1
15% of the measured value + 0.2 mg/L
1
Turbidity in sample without
impact
3000 ppm (Arizona test dust fine, 50-micron size)
Response time (secs)
2
112 seconds
Measurement interval
50 seconds
pH range (Chlorine)
6.5 to 9.5
Pressure limit
10 bar (145 psi)
Temperature
{no value}
Sample compensation
Conductivity, pH, and temperature
Factory calibration
performed
Yes
Power consumption
24VDC ±10% at 50mA maximum
Data transfer
Through controller or PLC
* Subject to change without notice
1
Specified in 0 to 65,000 µS without calibration
2
90% at stable temperature and pH