Hach APA 6000, Installation Manual

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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 Ammonia LR Ammonia/
Monochloramine
Light source Class 1M LED,
peak wavelength
600 nm Class 1M LED,
peak wavelength
650 nm Class 1M LED,
peak wavelength
650 nm
Parameters
measured Total (T) alkalinity
Phenolphthalein
(P) alkalinity
Hydroxide
alkalinity
Carbonate
alkalinity
Bicarbonate
alkalinity Free ammonia
1
Total ammonia,
monochloramine
Measurement
range T alkalinity:
1–1000 mg/L as
CaCO
3
P alkalinity:
5–1000 mg/L as
CaCO
3
0.02–2 mg/L as N 0.1–10 mg/L as
Cl
2
Accuracy
2
±5% or ±1.0 mg/L
(the larger value) ±5% or
±0.02 mg/L (the
larger value) ±5% or
±0.10 mg/L (the
larger value)
Precision/
Repeatability ±3% or ±0.6 mg/L
(the larger value) ±3% or
±0.01 mg/L (the
larger value) ±3% or
±0.05 mg/L (the
larger value)
Table 2 Measurement specifications (part 1 of 2) (continued)
Specification Alkalinity Ammonia LR Ammonia/
Monochloramine
Response time < 10 minutes
3
< 5 minutes
3
< 5 minutes
3
Cycle time
(average) 8 minutes 6.2 minutes 6.2 minutes
Minimum
detection limit ≤ 0.10 mg/L ≤ 0.01 mg/L ≤ 0.05 mg/L
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 Hardness HR
Light source Class 1M LED, peak
wavelength 520 nm Class 1M LED, peak
wavelength 600 nm
Parameters measured Total hardness Total hardness
Measurement range 0.05–10 mg/L as CaCO
3
10–1000 mg/L as CaCO
3
Accuracy
1
±5% or ±0.05 mg/L (the
larger value) ±5% or ±2 mg/L (the larger
value)
Precision/ Repeatability ±3% or ±0.03 mg/L (the
larger value)
±5% or ±2 mg/L (the larger
value)
Response time < 5 minutes
2
< 17 minutes
2
Cycle time (average) 4 minutes 8.2 minutes
Minimum detection limit 0.05 mg/L 10 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
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