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4.6.
Electrical wiring connections
Make the electrical wiring connections inside the control panel, as below explained (see also
WIRING DIAGRAM).
o
o Power supply 110÷240V, 50÷60 Hz directly to the clamps of the main switch
o
o GND
o
+
o pressure inlet trasducer P-IN (only for version DP e DP-DUAL)
o
-
o
"
o
6
o
"
o
+
o pressure outlet trasducer P-OUT (only for version DP e DP-DUAL)
o
-
o
"
o
7
o
"
Available, for external commands, directly on the LOGO unit:
I2
input (24V cc) to inhibit the starting of service
I4
input (24V cc) for low level water tank
I5
input (24V cc) for high level water tank
I6
input (24V cc) to inhibit the water supply
The level switches, whether used, must be the type open without water; the oulet valve of
the column will open below the low level and will close over the high level.
If not any level switch is connected, the outlet valve is always open during service.
A free voltage contact for remote segnalation of running regeneration (max 1 A, max 24 V) is
also available, directly on the output Q4 of the programmer.
-DUAL arrangements only :
the free voltage contact of output Q4 of the programmer reports the running regeneration of
column A, while the running regeneration of column B is reported by free voltage contact of
output Q4 of expansion card
s.r.l.Milano - ITALY
INSTRUCTIONS MANUAL AUTOMATIC FILTERS
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FCD-FACD-FFD /DT /DP /DT-DUAL /DP-DUAL
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fcd-dp_mi-r4.doc –
r.4
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