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
ZT-N
Customisable low pressure sensor for precise measurement of the smallest pressures
Reliable low pressure sensor in a robust and compact design
Properties
Pressure type
:
Relativdruck | Absolutdruck
Housing
:
Edelstahl
Overpressure
:
1,5* fach bis 400 bar, darüber 1,2* fach
Bursting pressure
:
3* fach bis 600 bar, darüber 1,5* fach
Measurement parameters
response time
:
< 1 ms
Total error
:
≤ 0,5 % FS
Non-linearity
:
≤ 0,2 % FS
Non-repeatability
:
≤ 0,10 % FS
Hysteresis
:
≤ 0,15 % FS
ambient conditions
Temperature of the fluid
:
-40...+125 °C (0...+80 °C kompensierter Bereich)
Ambient temperature
:
-40...+105 °C
Storage temperature
:
-40...+125°C
Shock resistance
:
g 1000 gemäß IEC 60068-2-32
Vibration resistance
:
g 20 gemäß IEC 60068-2-6
ELH
Suspension electrode as leakage probe
The leakage probes of the type series ELH are approved by the "DIBt" for the monitoring of collecting chambers, collecting devices, inspection and filling shafts.
General data
Protection class
:
IP 68
Probe body material
:
PE, PVC, PPH, PVDF
Diameter probe body
:
15 mm, 25 mm, 40 mm
Operating temperature
:
atmosphärisch
Operating pressure
:
atmosphärisch
Resistance value of line monitoring
:
22 kΩ / 100 kΩ