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Ex-QFS-3x configure
TK-313 configure
TK-101 configure
QFS-40 configure
Ex-BK configure
Ex-QFS-3x
Mercury-free float switches with Ex approval
These float switches have a mercury-free switching system consisting of a microswitch and a ball which actuates this switch.
Technical Data
- Protection class EN60529 : IP 68
- Material Float : PP
- Cable : TPK (PVC Basis), PVC Basis verstärkt, Polyurethan, Silikon, Teflon, Ethylen-Acrylat-Kautschuk
- Conductor cross-section : 3x 0,75 mm², Polyurethan 3x 0,5 mm²
- Operating temperature TPK(V) : AEM Kabel max.+ 60 °C
- Operating temperature PUR cable : max.+ 70 °C
- Operating temperature SIL, FEP cable : max.+ 85 °C
- Operating pressure : max. 1 bar Zylinder| max. 2 bar Kugel
- Switching system : Mikroschalter
- Contact type : Wechsler, NO, NC
- Electrical connection data, Ex-protection : siehe EG-Prüfbescheinigung TüV 09 ATEX 555342
- Inductive/capacitive loads : Unbedingt Kontaktschutz vorsehen
- CE marking : siehe Konformitätserklärung
- Weight : ca. 200 g
Media density Ex-QFS-30
- TPK(V) cable : ρρ 0,85 g/cm³
- PUR cable : ρρ 0,95 g/cm³
- SIL cable : ρρ 0,90 g/cm³
- FEP cable : ρρ 0,95 g/cm³
- AEM Cable : ρρ 0,90 g/cm³
Media density Ex-QFS-31
- Sphere : ρρ 0,60 g/cm
Mounting position
- Ex-QFS-30 : waagerecht mit G1” Verschraubung, senkrecht mit Beschwerungsgewicht (Ex)
- Ex-QFS-31 : waagerecht mit Flansch ab DN 100 (PP)
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
- ltdata. :
TK-101
Measuring transducer (R/I-transducer)
The measuring transducer Tk101 and Tk101Ex are built directly into the connection boxes of our Liquid Level Measuring Instruments of type TK-30.
Properties
- Operating temperature : -20...+60 °C
- Storage temperature : -40...+80 °C
- Ex-protection : siehe Zertifikat
- CE marking : siehe Konformitätserklärung
Input
- Resistance range in three-wire circuit : 4...10 kΩ
- Measuring current : 0,8 mA @ RE = 4 kΩ
- Measuring current : 0,33 mA bei RE = 10 kΩ
- Measuring voltage : 3,3 V
Supply/Output
- 2-wire : 4...20 mA
- Voltage(Um) : 11...28 V DC
- Burden / load : 0...800 Ω |RBürde max = [(Um - Um min) / 0,02] Ω
- Output signal in case of error : max. 24 mA
Fault influences
- Max. Total error : ± 1 %
- Temperature influence : -0,015 % / °C
- Supply voltage influence : 0,025 % / V
Setting range
- Full deflection : 60...105 %
- Zero point adjustment : 0...25 %
QFS-40
Built-in float level switch
The QFS-40 built-in float switch is designed for low-cost monitoring of liquids in containers.
Technical Data
- Switch housing : PPH| PVDF
- Seal : NBR (PPH) | FPM (PVDF)
- Operating temperature : PPH max. 80 °C| PVDF max. 100 °C
- Operating pressure : max. 10 bar
- Mounting position : horizontal (±30° von der Horizontalen)
- Contact assembly : Schliesser-, Öffnerkontakt (je nach Einbau)
- Electrical connection : PVC-Kabel
- Switching capacity : max. 230 V AC/DC| max. 40 VA, max. 2 A
- Contact resistance : max. 80 mW
- Min. electric strength : 400 V DC / 1 s
- Inductive/capacitive loads : Unbedingt Kontaktschutz vorsehen
- fluid density : PPH > 0,6 kg/dm³ | PVDF > 0,95 kg/dm³
- Protection class : IP 68
Connections
- external installation : G ½"
- internal installation : M16
KS-410 KS-420
Sensors for temperature & humidity measurement in aluminium or polycarbonate housing
The KS series sensors are modular temperature and humidity measurement sensors in compact housings for use in almost any application.
Specifications
- Housing shapes : Stabform | Alu- oder Polycarbonatgehäuse
- measurands : Temperatur | relative Feuchte
- Measuring range : -40...+80 °C | 0...100% rH
- Signal output : 0...10 V oder 4…20 mA
- Power supply : 12...30 V DC | 24 V DC
properties KG-410
- Operating voltage : 12...30V DC
- Power consumption : < 15mA
properties KG-420
- Operating voltage : 24V DC
- Loop voltage min: : Bürde(Ohm) *0,02 + 8 V
- Loop voltage max: : 30V
General properties
- Housing : Alu-Gehäuse mit Edelstahlstab oder Polycarbonat
- Dimensions (LxBxH in mm) : 30 x 45,4 x 97,3
- Protection type/class : Gehäuse IP66, Stecker IP 67
- Weight : 96g
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
Ex-BK
Bistable change-over contact
Magnetically actuated changeover switch,
which permanently changes its electrical switching state as a result of a magnetic system passing by, depending on the direction of movement.
Properties
- Protection class EN60529 : IP 65
- Operating temperature : –20...+120 °C
- Wire cross-section max. : 1,5mm²
- Switching point distance between two contacts : min. 40 mm
- Switching hysteresis : ca. 10-15 mm
- Dimensions : 80 mm x 75 mm x 57 mm
Material
- Housing : Aluminium
- Mounting clip : V2A
- Rivet : V2A
- Screw connection : M 20 x 1.5, V2A
Weight
- BK-390-50 : 137 g
- BK-390-63 / BK-380 : 140 g
Switching contact
- Switching voltage : 24...250 V AC/DC
- Switching current : 20 mA...6 A AC/DC
- Switching capacity(min.) : max. 500 VA, 60 W
- Switching capacity(max.) : min. 2 VA/W
ZCS-5000
Self-contained CO2 sensor ZCS-5000 in small housing with warning horn
stand alone CO2 sensor for measuring and monitoring carbon dioxide concentration in ambient air.
Properties
- Housing : Kunststoff
- Power supply 24V : 24V DC | 230V
Measuring element and parameter
- Measuring principle : optisch, NDIR
- measuring grid : 2 sec.
- Accuracy : ± (50ppm+3% vom Messwert) im Bereich von 300…5.000ppm CO2
Operating conditions
- Operating temperature : 0…+50 °C
- Storage temperature : -30 °C…+75 °C
- Operating humidity : 0…85% rH (nicht kondensierend)
- Storage humidity : 0…85% rH (nicht kondensierend)
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