Installation
Installation plans
17
© Lutz-Jesco GmbH 2017
Subject to technical changes.
170518
BA-20710-02-V05
Chlorine control valve
C 7700
Operating instructions
7.5 Installation plans
7.5.1 Proportional dosing without control circuit
Fig. 9: Installation example 1
Item
Description
1
Flow meter
2
Automatic regulation valve
3
Back-pressure regulator
4
Signal converter (optional)
5
Injector with non-return valve
6
Flow meter of the water line
Table 12: Legend Fig. 9
The automatic regulation valve is connected directly to the flow meter
and doses in proportion to the water flow. The optional signal converter
can adjust the dosing rate depending on the usage process.
7.5.2 Dosing with closed control circuit
Fig. 10: Installation example 2
Item
Description
1
Flow meter
2
Automatic regulation valve
3
Back-pressure regulator
4
Injector with non-return valve
5
Controller for free chlorine
6
Extracting sample water from the water line
Table 13: Legend Fig. 10
The measuring and control system records changes in the concentration
of the free chlorine and controls the regulation valve. The valve opens up
to the extent required for the setpoint of free chlorine to be reached in the
water line.
I
F
1
2
3
4
5
6
1
2
3
4
5
6
