Made to Order (Refer to p. 17.)
Thread type
Symbol Description
X8
Piping connection parts: Stainless steel 304
Symbol Type
Nil
Rc
N
NPT
F
G
The close proximity setting and zero-reset setting functions are only
available for the integrated display type.
For the remote type sensor unit, the close proximity setting and zero-
reset setting functions cannot be used.
∗ When using this switch in
combination with an LFE0,
select output specification J.
Option/Part No.
When only optional parts are required, order with the part numbers listed below.
LFE
Rated flow range
Integrated display type
Output specifications
Output specifications
Electromagnetic Digital Flow Switch
3-Color Display
LFE
Remote type sensor unit
Port size
1
1 3J
3A
How to Order
Option
∗1 Options 4, 5, 6, and 7, which are not in SI units, are not for
use in Japan due to the New Measurement Law.
∗2 Options 4, 5, 6, and 7 cannot be selected when the output
specification is J or K.
Reference: 1 [L/min] = 0.2642 [
gal/min
]
1 [
gal/min
] = 3.785 [L/min]
LFE Series
RoHS
Integrated
display type
Remote type
sensor unit
Remote type
monitor unit
For details, refer
to p. 10.
Symbol
OUT
J
Analog 1 to 5 V
K
Analog 4 to 20 mA
Symbol
Rated flow range
1
0.5 to 20 L/min
2
2.5 to 100 L/min
3
5 to 200 L/min
Symbol
OUT1 OUT2
A
NPN NPN
B
PNP PNP
C
NPN Analog 1 to 5 V
D
NPN Analog 4 to 20 mA
Symbol
Port size
Applicable model
LFE1 LFE2 LFE3
3
3/8
V
— —
4
1/2
V
— —
6
3/4 —
V
—
8
1 — —
V
Symbol
Lead wire and M12
connector (Length 3 m)
Bracket Display unit
Nil
V
— L/min
1
— — L/min
2
V V
L/min
3
—
V
L/min
4
∗1∗2
V
— gal/min
5
∗1∗2
— — gal/min
6
∗1∗2
V V
gal/min
7
∗1∗2
—
V
gal/min
Option Part no. Note Weight
Lead wire and M12 connector
LFE-1-A3
Lead wire length 3 m
Approx. 175 g
Option Part no. Note Weight
Bracket
LFE-1-D
Tapping screw for LFE1 (3 x 10), 4 pcs.
Approx. 45 g
LFE-2-D
Tapping screw for LFE2 (3 x 10), 4 pcs.
Approx. 70 g
LFE-3-D
Tapping screw for LFE3 (3 x 10), 4 pcs.
Approx. 70 g
3