Last update: 03/07/09
1
FL7
–
Electric signal flow switch usable also for intake.
Technical manual:
E 823-04
Electro-mechanical device in which the fluid passage moves a magnetized piston that opens an
electric circuit.
DN 10
TECHNICAL SPECIFICATIONS
Rated voltage: 12 ÷ 230 V AC/DC Max commutable power : 60VA
Cable length: 1250 mm Electric wire: 2 x 0,50mm
2
Ambient temp: 75°C Type of action: 1C
Max current: 3 A
Electrical component life: from 100.000 to 1.000.000 commutations at max power.
Pollution situation of the device control: High
PART
NUMBER
RATED
PRESSURE
bar - MPa
PERMISSIBLE
PRESSURE
bar - MPa
(1)
MAX FLOW RATE
IN PUMP
DELIVERY
l/min
MIN FLOW
RATE
INTERVENT.
VERTICAL
l/min
MIN FLOW
RATE
INTERVENT.
HORIZONTAL.
l/min
(2) MAX
TEMP FLUID
°C
Weight
g
28.0400.10
350 - 35
390 - 39
30 (60)
9
6
80
430
28.0400.38
350 - 35
390 - 39
30 (60)
4
3
80
430
28.0450.00
500 - 50
560 – 56
30 (60)
9
6
80
430
(1)
Max flow rate allowed for use in pump intake: 30 l/min
(2)
Max flow rate allowed for use in pump delivery: 60 l/min
(3)
This product has been designed for a continuous use at a water temperature of 50°C.
It can resist for short periods at a maximum temperature of 80°C.
n. 12.9803.04
Instruction manual, maintenance, installation, spare parts.
For a correct utilization follow the directions of this manual.
Re-print them on the use and maintenance booklet of the machine.
•
28.0400.10 G3/8 FF 350 bar - 35 MPa - BLACK
•
28.0400.10 G3/8 FF 350 bar - 35 MPa - BLACK
•
28.0450.00 G3/8 FF 500 bar - 50 MPa - INOX BLUE
-Reed switch with high resistance.
-Electrical insulation: class
IP55.
-Reduced dimensions both axial and lateral.
-Magnetic drive obtained by the plunging piston
movement.
-Magnet covered by plastic casing to minimize
the braking effect of metal particles and scale.
-Wire for earth.
