Hach APA 6000 Manual De Instrucciones página 4

Table 1 General specifications (continued)
Specification Details
Air purge 15 scfh (7 L/min), dry instrument air, inert gas
Certifications Certified to UL and CSA by ETL, CE
1
Six 1-liter bottles of water = 6 kg. The small amount of fluids in the analyzer =
0.5 kg. Add another 0.5 kg for chemicals that weigh more than water.
Table 2 Measurement specifications (part 1 of 2)
Specification Alkalinity
Light source Class 1M LED,
peak wavelength
600 nm
Parameters Total (T) alkalinity
measured
Phenolphthalein
(P) alkalinity
Hydroxide
alkalinity
Carbonate
alkalinity
Bicarbonate
alkalinity
Measurement T alkalinity:
range 1–1000 mg/L as
CaCO
3
P alkalinity:
5–1000 mg/L as
CaCO
3
2
Accuracy ±5% or ±1.0 mg/L
(the larger value)
Precision/ ±3% or ±0.6 mg/L
Repeatability (the larger value)
4 English
Ammonia LR Ammonia/
Monochloramine
Class 1M LED, Class 1M LED,
peak wavelength peak wavelength
650 nm 650 nm
1
Free ammonia Total ammonia,
monochloramine
0.02–2 mg/L as N 0.1–10 mg/L as
Cl
2
±5% or ±5% or
±0.02 mg/L (the ±0.10 mg/L (the
larger value) larger value)
±3% or ±3% or
±0.01 mg/L (the ±0.05 mg/L (the
larger value) larger value)
Table 2 Measurement specifications (part 1 of 2) (continued)
Specification Alkalinity
3
Response time < 10 minutes
Cycle time 8 minutes
(average)
Minimum ≤ 0.10 mg/L
detection limit
1
The ammonia analyzer measures background monochloramine during
calibration only.
2
Based on a calibration frequency of once a day
3
For a 90% response to a step change at the sample inlet and one sample
stream
Table 3 Measurement specifications (part 2 of 2)
Specification Hardness LR
Light source Class 1M LED, peak
wavelength 520 nm
Parameters measured Total hardness
Measurement range 0.05–10 mg/L as CaCO
1
Accuracy ±5% or ±0.05 mg/L (the
larger value)
Precision/ Repeatability ±3% or ±0.03 mg/L (the
larger value)
Response time < 5 minutes
Cycle time (average) 4 minutes
Minimum detection limit 0.05 mg/L
1
Based on a calibration frequency of once a day
2
For a 90% response to a step change at the sample inlet and one sample
stream
Ammonia LR Ammonia/
Monochloramine
3
< 5 minutes < 5 minutes
6.2 minutes 6.2 minutes
≤ 0.01 mg/L ≤ 0.05 mg/L
Hardness HR
Class 1M LED, peak
wavelength 600 nm
Total hardness
10–1000 mg/L as CaCO
3
±5% or ±2 mg/L (the larger
value)
±5% or ±2 mg/L (the larger
value)
2 2
< 17 minutes
8.2 minutes
10 mg/L
3
3