Construction
C
22
NEPTUNE 5 FA_EN_Ver.2.0_25/11
The electric control system is built up around the control board A1 which is divided into two sy-
stems, a 5V DC system on one side to supply the sensors B8, B4, B6, B1,B9, B7 and on the other
side it supplies the actors (contactor, relay, solenoid valve, anti stone pump) with 24V AC.
The transformer T1 supplies the system with 24V and 8V AC.
X7 is the connector to a remote control which is available as an accessory.
X2 is the connector to the Nilfisk-Alto Datalogger and to service interval settings.
Detailed function is described in chapter D.
Detailed adjustment is described in chapter G.
Electrical diagrams can be found in chapter H.
Fig.C.7: PCB A1
Y2
K2
K1
X2: Data logger
X7: Remote control
B
7
S
1
B
9
B
1
B
6
B
4
Y1 B2 MT B3 24V 8V Fuse F1 Fuse F2
X9: Hour display setting
X10: By-pass time canceling
1: Switch for change of temperature display
Celsius/fahrenheit.
2: Switch for by-pass setting when connecting
a remote control.
Содержание NEPTUNE 5 FA
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