AAON RN Series Installation Operation & Maintenance page 109

Water Concentration
Containing (mg/l or ppm)
Total Hardness
(°dH)
Nitrate (NO )
3
Iron (Fe)
Aluminum (Al)
Manganese
(Mn)
Chloride
Content 60°C (140°F)
= 10 ppm
= 25 ppm
= 50 ppm
= 80 ppm
= 150 ppm
= 300 ppm
> 300 ppm Ti / SMO 254
Time Limits -
Analyze Before
4.0-8.5 No Limit
< 100
No Limit
> 100
< 0.2
No Limit
> 0.2
< 0.2
No Limit
> 0.2
< 0.1
No Limit
> 0.1
Chloride Content
Maximum Temperature
80°C (176°F)
SS 304 SS 304
SS 304 SS 304
SS 304 SS 316
SS 316 SS 316
SS 316 SS 316
SS 316 Ti / SMO 254
Ti / SMO 254
AISI SMO Copper
316 254 Alloy
+ +
+ +
+ +
+ +
+ +
+ +
+ +
+ +
+ +
120°C (248°F) 130°C (266°F)
SS 304
SS 316
SS 316 Ti / SMO 254
SS 316 Ti / SMO 254
Ti / SMO 254 Ti / SMO 254
Ti / SMO 254 Ti / SMO 254
Ti / SMO 254 Ti / SMO 254
Nickel
Alloy
+ +
+ +
0 +
+ +
0 +
+ +
0 +
+ +
0 +
SS 316
SS 316
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