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
TK-304
Level transmitter for Ex-Zone 0 (Cat.1)
T30... continuous magnetic immersible probes are used for quasi-acquisition of the filling level in containers with liquid media.
Technical Data
connection
:
Dose
Protection class Socket
:
IP 65
Float type
:
03, 04, 09
Sliding tube length
:
max. 6000 mm
Operating temperature
:
max. 135 °C
Operating pressure
:
max. 20 bar (Kugel) max. 15 bar (Zylinder)
Resolution
:
7,5 mm | 10 mm
Accessories
:
R/I-Wandler TK-101
MaterialDensity
Type 03
:
0,75 g/cm³
Type 04
:
0,65 g/cm³
Type 09
:
0,76 g/cm³
MKL
Magnetic Flap Indicator
The MKL level indicator is connected by its two connections to the container to be monitored (see connection example). According to the law of interconnected containers the level in the float chamber corresponds exactly to the level in the container
Properties
connection
:
Flansch ab DN 15
Material
:
rostfreier Edelstahl, PVC, PPH, PVDF
Material flange
:
Edelstahl 1.4571, C22.8
Material Float
:
Edelstahl, Titan, PVC, PPH, PVDF
Number of contacts
:
beliebig
Contact load
:
max 10 VA, max 230 V AC
Display length
:
max. 6m
Operating temperature
PTFE seal
:
max. 150 °C
Stainless steel: Klingerit seal
:
max. 200 °C
PVC
:
max. 60 °C
PPH
:
max. 90 °C
PVDF
:
max. 130 °C
Stainless steel float
Weight
:
~ 300 g
Dimensions
:
Ø 52 x 270
Operating pressure
:
16 bar
media density
:
ρ ≥ 0,70 g/cm³
Stainless steel float
Weight
:
~ 320 g
Dimensions
:
Ø 52 x 270
Operating pressure
:
40 bar
media density
:
ρ ≥ 0,75 g/cm³
Titanium float
Weight
:
~ 180 g
Dimensions
:
Ø 52 x 150
Operating pressure
:
16 / 40 bar
media density
:
ρ ≥ 0,73 g/cm³
PVC float
Weight
:
~ 331 g
Dimensions
:
Ø 52 x 250
Operating pressure
:
6 bar
media density
:
ρ ≥ 0,8 g/cm³
PPH float
Weight
:
~ 283 g
Dimensions
:
Ø 52 x 250
Operating pressure
:
6 bar
media density
:
ρ ≥ 0,69 g/cm³
PVDF float
Weight
:
~ 352 g
Dimensions
:
Ø 52 x 250
Operating pressure
:
6 bar
media density
:
ρ ≥ 0,85 g/cm³
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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