Conductive electrodes with 24 V DC direct connection
The conductive electrodes EF3...5 are approved by the "DIBt" as overfill prevention devices for liquids hazardous to water.
Properties
connection
:
integrierter Anschlusskopf
Protection class
:
IP 65
connection thread
:
G 1¼"
Material Screw connection
:
PPH
Material electrode rods
:
Edelstahl (1.4571), Hastelloy C, Titan, Tantal
material coating
:
PTFE
Coating length
:
voll = ganzer Stab (10 mm am Stabende sind blank) teil = ca. 250 mm von oben
Rod diameter
:
4 mm, 6 mm
rod length
:
max. 6 m
Operating temperature
:
85 °C
Operating pressure
:
atmosphärisch
Spacer
:
ab Länge > 1000 mm je 1000 mm 1 Abstandshalter
Properties electronic part
Operating temperature
:
–20...+85 °C
Storage temperature
:
–30...+85 °C
nominal voltage
:
24 V DC ± 15%
Power consumption
:
max. 2 W (Klemme A1, A2)
Switching voltage
:
max. 250 V AC, 150 V DC min. 5 V DC (Relais mit Kombi-Goldkontakten)
Switching current
:
max. 3 A AC, 3 A DC min. 1 mA
Switching capacity
:
max. 750 VA, 150 W
Sensitivity
:
3k ... 100 kΩ in vier Stufen (3 k, 10 k, 30 k, 100 kΩ) wählbar
PVG-399
PVC weight with magnet insert and eyelet for cable fixing
for actuating monostable and bistable contacts
Variants
32
:
Außen Ø 25 mm x 175 mm, Gewicht ca. 180 g, geeignet für Rohraußen Ø 32 u. 34 mm bis 6m Länge
37
:
Außen Ø 30 mm x 170 mm, Gewicht ca. 180 g, geeignet für Rohraußen Ø 40 mm bis 6m Länge
40
:
Außen Ø 40 mm x 110 mm ca. 175g, geeignet für Rohraußen Ø 50 mm bis 6m Länge
4012
:
Außen Ø 40 mm x 110 mm ca. 300g, geeignet für Rohraußen Ø 50 mm bis 12m Länge
4016
:
Außen Ø 40 mm x 110 mm ca. 360g geeignet für Rohraußen Ø 50 mm bis 16m Länge
50
:
Außen Ø 50 mm x 130 mm ca. 255g, geeignet für Rohraußen Ø 63 mm bis 6m Länge
5012
:
Außen Ø 50 mm x 130 mm ca. 300g geeignet für Rohraußen Ø 63 mm bis 12m Länge
5016
:
Außen Ø 50 mm x 130 mm, ca. 360g, geeignet für Rohraußen Ø 63 mm bis 16m Länge
QFS-2X
Stainless Steel Float Switch
QFS-20 & QFS-21 float switches have stainless steel floats and one or two reed contacts.
Properties
Protection class EN60529
:
IP68
Material Float
:
VA 1.4571
Material hose
:
Edelstahlwellschlauch (1.4404) mit Edelstahldrahtumflechtung (1.4301)
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°
Operating pressure (QFS-20)
:
max. 15 bar
Operating pressure (QFS-21)
:
max. 6 bar
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
EE-24
Ex-Electrode-single with integrated safety barrier
When using a threshold detection electrode with integrated safety barrier, exceeding or falling below a threshold in conductive fluids in Ex-Zone 0 (category 1) can be detected.
Properties
connection thread
:
G 1/2” Standard | G 3/4” | G1”
Cable
:
TPK (Standard) | SIL (Silikon) | FEP (Teflon)
rod length
:
max. 6.000 mm
Operating pressure
:
max. 40 bar
Material
electrode body
:
Edelstahl 1.4571
Process connection
:
Edelstahl 1.4571
Coating
:
PTFE
electrode rod
:
Edelstahl 1.4571
on request
:
Hastelloy C | Tantal
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