Software and USB kit for configuration & evaluation
Properties
details
:
folgen
NP-255
Level Switch - multiple 2...4 - pneumatic
very reliable and simple
sensors for scanning liquids, in
particular when used for overflow
protection. liquids can be
aggressive, sticky or highly contaminated
Properties
Protection class EN60529
:
IP 54
connection thread
:
ab G2”
Union nut
:
ab G2¾”
Container connection flange
:
ab DN 25
Hose Ø
:
16 mm
Operating temperature
:
+60 °C
medium temperatur
:
max. +60 °C
Contact
:
Wechsler
Switching capacity
:
500 VA
Switch-on point (Viton membrane)
:
150 mm WS ±30 mm
Switch-off point (MembraneViton)
:
90 mm WS ±30 mm
Material
Pitot tube / Hose
:
PVC
Screw fitting/grommet
:
PVC
flange
:
PVC
Connection head
:
PVC
Switching voltage
silver
:
max. 250 V AC
Gold
:
max. 24 V AC
Switching current
silver
:
max. 6 A
Gold
:
max. 100 mA
QFS-3X
Mercury-free float switch with µ-switch
Properties
Protection class EN60529
:
IP 68
Cable entry
:
PVC , PTFE bzw. PVDF
Conductor cross-section
:
3 x 0,75 mm², PUR 3x 0,5mm²
Operating pressure cylinder
:
max. 1 bar
Operating pressure sphere
:
max. 2 bar
Switching system
:
µ-Schalter
Contact
:
Wechsler, NO, NC
Material Float
QFS-30
:
PPH (Polypropylen)
QFS-31
:
PPH (Polypropylen)
QFS-34
:
PE (Polyethylen)
Cable
TPK
:
PVC Basis Ø 5,9 mm
TPKV
:
PVC verstärkt Ø 7,3 mm
PUR
:
Polyurethan Ø 5,4 mm
SIL
:
Silikon Ø 6,4 mm
FEP
:
Teflon Ø 4,0 mm
AEM
:
Ethylen-Acrylat-Kautschuk
Cable length between float & attachment
TPK
:
70 mm
TPKV
:
90mm
PUR
:
100mm
SIL
:
80 mm
FEP
:
110 mm
AEM
:
abhängig vom Innenkabel
Operating temperature
TPK(V), AEM
:
max. + 60 °C
PUR
:
max. + 70 °C
Silicone,Tefloncable with PE float
:
max. + 80 °C
Silicone, Teflon cable with PP float
:
max. + 85 °C
MaterialDensity
QFS-31
:
≥≥ 0,6 g/cm³
QFS-34
:
≥≥ 0,75 g/cm³
QFS-30 TPK(V) cable
:
≥≥ 0,85 g/vcm³
QFS-30 PUR cable
:
≥≥ 0,95 g/cm³
QFS-30 SIL cable
:
≥≥ 0,90 g/cm³
QFS-30 FEP cable
:
≥≥ 0,95 g/cm³
QFS-30AEM cable
:
≥≥ 0,90 g/cm³
T20x.F
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
Box
:
Aluminium
Box
:
Polyethylen
Box
:
Kabel
Box
:
Stecker
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
:
atmosphärisch; PP max. 90°C
Operating pressure
:
Max. 20 bar
media density
:
ρ ≥ 0,6 g/cm³ (je nach Schwimmertyp)