4. Assembly instructions Page 22
4.4.5. KFAS1-M, KFAS1-M-W, KFAS1-M-Z,
KFAS1-M-W-Z (industrial)
Supply voltage 24 V DC
For voltage specifications, see the
rating plate of the piston pump unit and
Table 8.
X1 Electrical connection: Plug
connector according to DIN 175301-803.
Applies to all piston pump units of the
KFAS1-M series.
X3 Connection of external cycle switches; M12x1
circular connector.
KFAS1-M
The piston pump unit possesses an X1 plug
connector.
o No internal fill level monitoring
o No external cycle switch monitoring
KFAS1-M-W
The piston pump unit possesses an X1 plug
connector.
o With internal fill level monitoring.
If fill level monitoring is installed, it is always
active. If the fill level reaches the "min." mark,
the operational sequence is stopped and the fault
message appears on the screen.
o No external cycle switch monitoring
F
3 A
L+ M (OV, GND)
1
2
3
X1 1 2 3
5)
KFAS1-M
KFAS1-M-W
KFAS1-M-Z
KFAS1-M-W-Z
SL2
2,4 W
Fig.13. Connection of KFAS1-M,KFAS1-M-W,
KFAS1-M-Z and KFAS1-M-W-Z
X1 Plug connector for supply voltage
L+ + Supply voltage potential
M - Supply voltage potential
5) PIN without internal connection
SL2 Signal lamp "malfunction"
KFAS1-M-Z
The piston pump unit is equipped with an X1 plug
connector for the supply voltage and an M12x1
circular connector for an external cycle switch (X3).
o No internal fill level monitoring.
o See next page for connection of external cycle
switches.
Fig.14. KFAS1-M-Z and KFAS1-M-W-Z
plug connectors
KFAS1-M-W-Z
The piston pump unit is equipped with an X1 plug
connector for the supply voltage and an M12x1
circular connector for an external cycle switch (X3).
o With internal fill level monitoring.
If fill level monitoring is installed, it is always
active. If the fill level reaches the "min." mark,
the operational sequence is stopped and the fault
message appears on the screen.
o See next page for connection of external cycle
switches.
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