Overview
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1
Overview
The FCML 412 chlorine sensors are membrane-covered, amperometric sen-
sors for the determination of free chlorine.
1.1
Structure
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figure 1-1 Structure: Example FCML 412 N
With its special design (potentiostatic three electrode system), the sensor
measures all the free chlorine present (sum of gaseous dissolved chlorine,
1 Connection
– FCML 412 N:
PG7 gland
1
– FCML 412 N-S:
Screw/plug-in coupling for
connection cable AK-CL
– FCML 412-M12:
Flange plug for adapter
ADA CL/IDS
2 Shaft
3 Auxiliary electrode
2
4 Electrode finger
5 O-ring 14 x 1.8
6 Reference electrode
7 Measuring electrode
8 Valve opening (behind hose ring)
9 Membrane cap
10Membrane holder
3
11Membrane disk
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FCML 412 N(-S), FCML 412-M12
ba77197e02
01/2024