Gardner Denver L Series Original User And Service Manual page 34

The information set out below is intended for guidance and may differ under certain conditions of
operation. The total composition and the operating temperature are always decisive. Warranty claims
may not be derived from this.
Constituent elements of
water / characteristic values
pH value (at 77°F)
Carbonate hardness
Total hardness
Chloride
Sulphate
Nitrate
Organic substances
(KMnO 4 absorption)
free aggressive
carbonic acid
Silicium oxide
free chloride
Oxygen
Ammonium
Iron
Manganese
Sulphide
Ammoniac
Conductivity
NOTICE
Circulating
water
6 – 9
< 100 mg/l
CaCO 3
(5.6 °dH)
< 2 mmol/l
< 200 ppm
< 11.5 °dH
< 20 °fH
Cl -
< 200 mg/l
2-
SO
< 200 mg/l
4
< 100 mg/l
-
NO
3
< 25 mg/l
CO 2
< 20 mg/l
SiO 2 < 10 mg/l
Cl 2
< 4 mg/l
O 2
< 2 mg/l
NH + < 1mg/l
4
Fe < 0.2 mg/l
Mn <0.1 mg/l
S 2-
0
NH 3 0
> 50. < 800
µS/cm
13-25-640 v00 Page 34
Pass- through
water
6 – 9
< 50 mg/l
(2.8 °dH)
< 0.5 mmol/l
< 50 ppm
< 2.8 °dH
< 5 °fH
< 50 mg/l
< 50 mg/l
< 100 mg/l
< 10 mg/l
< 20 mg/l
< 10 mg/l
< 2 mg/l
< 2 mg/l
< 1mg/l
< 0.2 mg/l
<0.1 mg/l
0
0
> 50. < 200
µS/cm