Runxin F69Q3 - Service Conditions

MODEL：F67Q/F71Q/F68Q/F69Q/F116Q/F117Q
6
process can be adjusted.
1.3. Service Conditions
Runxin Valve should be used under the below conditions:
Items Requirement
Working
Conditions
Water pressure 0.15MPa～0.6MPa
Water temperature 5℃～50℃
Working
Environment
Environment
temperature
5℃～50℃
Relative humidity ≤95%(25℃)
Electrical facility AC100～240V/50～60Hz
Inlet Water
Quality
Water turbidity
Filter＜20FTU
Down-flow regeneration＜5FTU；
Up-flow regeneration
＜
2FTU
Water hardness
First Grade Na
+
＜
6.5mmol/L
；
Second Grade Na
+
＜10mmol/L
Free chlorine ＜0.1mg/L
Iron
2+
＜0.3mg/L
CODMn ＜2mg/L(O
2
)
In the above table, First Grade Na
+
represents First Grade Na
+
Exchanger. Second Grade Na
+
represents Second Grade Na
+
Exchanger.
 When the water turbidity exceeds the conditions, a filter should be
installed on the inlet of control valve.
 When the water hardness is exceeds the conditions, the outlet water
hardness will hardly reach the requirement of boiler feed water
(0.03mmol/L). It is suggested to adopt second grade softener.