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
ZMF-202e-IR
Robust gas sensor for industrial applications with extended operating temperature range and wide-ranging approvals
The ZMF-202e-IR is a propane sensor for measuring propane 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
:
M46x1,5
Measuring ranges
in ppm
:
in vol%
0...17.000ppm
:
0…1,7 vol% (100 % LEL)
0...21.000ppm
:
0…2,1 vol%
Options
Other cable lengths on request
:
ATEX certification (optional)
:
CSC-20 YUGO
Decentralised control unit, equipped with a CO2 sensor for needs-based ventilation
Decentralised CO2 monitoring with direct control of various supply and exhaust air elements such as fans and dampers (0..10.000 ppm)
Properties
Power supply
:
230 V AC
measuring range (CO2)
:
0..10.000 ppm
Measuring accuracy CO2
:
± 50ppm +3 % vom Messwert
Operating conditions
:
0…50°C / 0…85 %rH
Storage conditions
:
-30…70°C / 0…85 %rH
Protection class
:
IP 31
EMV/ESD
:
EN 50082-1, EN 50082-2
Signal output
:
I²C
XR-6x0 | XR-6x1
Contact protection relay Measuring transducer
The contact protection relays are universal measuring transducers, which
input signals (resistance values) with "Namur" specification (DIN EN 60947).
Namur" specification (DIN EN 60947) into switching signals of floating
output contacts.
Protection class EN60529
clamp
:
IP20
Housing
:
IP40
Technical Data
Operating temperature
:
-20...+60 °C
Storage temperature
:
-30...+80 °C
Output contacts
:
potentialfrei
Switching voltage
:
min. 5 V, max. 250 V AC / 150 V DC
Switching current
:
min. 5 mA, max. 5 A AC / 5 A DC
Switching capacity
:
min. 300 mW, max.100 VA / max. 50 W