MODEL：F67Q/F71Q/F68Q/F69Q/F116Q/F117Q
32
B. Interlock
Instruction:
In the parallel water treatment system, it ensures only one valve in
regeneration or washing status and (n-1) valves in service, that is, realizing the
function of supplying water simultaneously and regenerating individually, the
wiring refers to Figure 3-9.
In the series water treatment system (Second grade Na
+
Exchanger or RO
pre-treatment system), it ensures only one valve in regeneration or washing
status and there is water in service.
A) The interlock cable connector need to be connected with the same color
of the interlock connector on the main board.
B) The above figure of interlock cable connection takes three valves
interlocking as an example.
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