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Ex-QFS-3x configure
TK-101 EX configure
T20x.F 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-101 EX
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 %
T20x.F
Overfill protection for containers
Level sensors type T-20_.F... are
approved by the DIBt (German
Institute for Structural Engineering) as liquid level limit switches for the overcharge protection of containers for storing water-dangerous liquids.
Connection
- Box : Polyester
- Box : Aluminium
- Box : Polyethylen
- Box : Kabel
- Box : Stecker
Properties
- Protection class EN60529 : IP 65
- connection thread : G 1", G 1¼", G 1½", G2", G3”
- Union nut : G 2¾", S 100x8
- Guide tube length : max. 6 m
- Operating temperature : atmosphärisch; PP max. 90°C
- Operating pressure : Max. 20 bar
- media density : ρ ≥ 0,6 g/cm³ (je nach Schwimmertyp)
- Switching hysteresis : typ. 2 mm
- Switching point tolerance : max. 2 mm
Resistance value
- Operational readiness : ca. 1 kΩ
- overfill alarm : ca. 12 kΩ
- Switching time : ca. 20 ms
- ltdata. :
FDL400
Flow Data Logger
The FDL400 "Flow Data Logger 400" measuring device is suitable for measuring the flow of water and wastewater in fully or partially filled sewers or pipes of various geometries.
Properties
- Housing : Aluminium
- Protection class : IP30
- Dimensions : 197 x 153 x 37,5mm (B x H x T)
- Temperature range : 0 – 50°C
- Supply voltage : 24V DC +/-20%
- Power consumption : 120mA – 220mA
- Reverse polarity protection : ✓
- Display : 4x20
Outputs
- analog 0(4)–20mA : 3x
- digital : 4x
- fixed for alarm : 1x
- free configurable : 3x
display of measured value
- Flow velocity :
- Filling level :
- flow :
- flow rate :
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