Grundfos Oxiperm OCD-164 Serie Instructions D'installation Et D'utilisation page 11

4. Design and function
4.1 Design of the system
Fig. 3 Complete system with components, assembled on a
supporting frame
Fig. 4 Reactor with components, assembled on the back of
the supporting frame
Pos. Description
1 Dosing system for hydrochloric acid (HCl)
1.1 Dosing pump for hydrochloric acid
Suction line with pre-empty and empty signal for HCl
1.2
(red)
1.3 Dosing controller for HCl flow monitoring
2 Dosing system for sodium chlorite (NaClO
2.1 Dosing pump NaClO
2
Suction line with pre-empty and empty signal for NaClO
2.2
(blue)
2.3 Dosing controller for NaClO
3 Bypass water feed pipe
3.1 Solenoid valve (optional circulating pump)
3.2 Impeller counter (flowmeter for bypass water)
3.3 Non-return valve
3.4 Flow limiter
4 Reactor
4.1 Reactor housing
4.2 Reactor valves
5 Post-mixer
6 Connection for ClO solution line to the injection unit
2
7 Connection for bypass water
8 Controller with display
9 Injector for exhaust device (option)
P P A A
)
2
2
flow monitoring
2
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