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
KS-210 KS-220
Compact sensors for temperature & humidity measurement
The KS series sensors are modular temperature and humidity measurement sensors in compact housings for use in almost any application.
Properties KS-210
Operating voltage
:
12...30V DC
Power consumption
:
< 15mA
Properties KS-220
Operating voltage
:
24V DC
Loop voltage min:
:
Bürde(Ohm) *0,02 + 8 V
Loop voltage max:
:
30V
General properties
Housing
:
Aluminium, eloxiert
Dimensions (in mm)
:
135 x Ø 19,2
Measuring range
measuring range (Humidity)
:
0…10% rH
Measuring accuracy (humidity)
:
± 2%
measuring range (Temperature)
:
-40...+80°C
Measuring accuracy (temperature)
:
± 0,2°C
Signal output
:
0...10V | 4...20mA
TK-313
Evaluation unit with 2 change over limit contacts
The TK-313 limit comparator can be used in conjunction with our
TK-30... continuous level sensors with 0(4)...20 mA or 0...10 V output
signal for level control / measurement.
Properties
Protection class EN60529 clamp
:
IP 20
Protection class EN60529 front panel housing
:
IP 40
Operating temperature
:
–20...+60 °C
nominal voltage
:
24... 230 V AC/DC
Power consumption
:
2 VA
Dimensions housing type B
:
22,5 x 114,5 x 99
Dimensions housing type C
:
22,5 x 114,5 x 114
Input
power
:
0/4...20 mA
Voltage
:
0...10 V
Resistance in three-wire circuit RG
:
0–4...10 kΩ
Output
Output contacts
:
2 Wechselkontakte
Switching voltage
:
max. 250 V AC
Switching current
:
max. 3 A
Switching capacity
:
max. 500 VA
Temperature influence tolerance
:
max. ± 0,6 % der Signalspanne
Mounting
:
Tragschiene nach EN 50022
Current output
:
4...20 mA bezogen auf die Masse des Eingangs
Display (%)
:
2-stellig, 7-Segment
Weight
:
175 g
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:
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