Float switch combinations QFSK for level monitoring & level control with maximum and minimum contact sensor.
Properties
Protection class EN60529
:
IP 68
Material Float
:
VA 1.4571
Material hose
:
Edelstahlwellschlauch (1.4404) mit Edelstahldrahtumflechtung (1.4301)
rod length
:
max. 5 m
Number of floats
:
bis 5
Operating temperature
:
max. + 150 °C
media density
:
ρ ≥ 0,8g/cm³
Switching system
:
Reed-Schalter
Contact
:
Wechsler, NO, NC
Switching voltage
:
4...250 V AC/DC
Switching current
:
1 mA ...1 A
Switching capacity
:
max. 1A, 60 VA/60 W
Switching hysteresis
:
ca. 100 mm
Switching angle
:
ca. + 20° / – 20°
Ex-protection
:
optional; IBExU10ATEX 1089
Operating pressure WFSK-25
:
max. 15 bar
Operating pressure QFSK-26
:
max. 6 bar
T-20x.F 230V
Overfill protection for containers
Level sensors type T-20_.F... are
approved by the DIBt (German
Institute for Structural Engineering) as liquid level limit switches for the overcharge protection of containers for storing water-dangerous liquids.
Connection
Box
:
Polyester
Properties
Protection class EN60529
:
IP 65
connection thread
:
G 1", G 1¼", G 1½", G2", G3”
Union nut
:
G 2¾", S 100x8
Guide tube length
:
max. 6 m
Operating temperature
:
max. 80°C
Operating pressure
:
atmosphärisch
media density
:
ρ ≥ 0,6 g/cm³ (je nach Schwimmertyp)
Switching hysteresis
:
typ. 2 mm
Switching point tolerance
:
max. 2 mm
Power supply
nominal voltage
:
24…230 V AC/DC
Power consumption
:
≤ 2 W
Output
Output contact
:
2 potentialfreie Wechselkontakte
Switching voltage
:
max. 250 V AC / 30 V DC
Switching current
:
max. 5 A AC / 5 A DC
Switching capacity
:
max. 750 VA / 90 W
displays
:
Betriebs-LED grün, Funktions-LED rot
Switching delay
:
ca. 0,5 s Anzug/Abfall
CE marking
:
siehe Konformitätserklärung
T206
Magnetic immersion probes made of PP or stainless steel (1.4571)
Magnetic immersion probes for use with highly aggressive liquid media for detecting level limits in containers
Properties
Number of contacts
:
1 x Schließer/Öffner durch 180°-Drehung des Schwimmers