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
ZMF-203e-IR
Robust sulphur hexafluoride SF6 sensor for industrial applications with extended operating temperature range and wide-ranging approvals
The ZMF-203e-IR is an SF6 sensor for measuring sulphur hexafluoride concentration in harsh environments.
Properties
Operating conditions
:
-40 °C…+60 °C
Storage conditions
:
-40 °C…+85 °C
RelativeHumidity
:
0…95 % nicht kondensierend
Measurement method
:
NDIR (dual beam technology)
Certification
:
SIL2, ATEX
Signal output
:
4..20mA
Power supply
:
12…24 V DC
Housing
:
Edelstahl
Standard cable length
:
1,5 m
pressure conditions
:
800...1200 mbar
screw thread
:
M46x15
Measuring ranges
in ppm
:
in vol%
0...1.000ppm
:
0...0,1 vol%
0...2.000ppm
:
0...0,2 vol%
Options
Other cable lengths on request
:
ATEX certification (optional)
:
EF2...5
Conductive Electrodes with general approval for constructions
Conductive electrodes type EF2...5 are approved by the “DIBt” (German Institute for Structural Engineering) as liquid level limit switches for the overfill protection of containers for storing water-endangering liquids
Properties
Protection class EN60529
:
IP 65
connection thread
:
G1" | G1¼" | G1½"
Union nut
:
G2¾" | S 100x8
Operating temperature PE / PVC
:
atmospheric
Operating temperature PPH
:
90°C
Operating temperature PTFE
:
100°C
Operating pressure
:
atmospheric
Resistance value of line monitoring
:
22 kΩ / 100 kΩ