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Ex-QFS-3x configure
EFV2 20…230V configure
BK-380 configure
EP 24V configure
TK-312 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)
EFV2 20…230V
Conductive electrodes with 24...230 V direct connection
The overfill protection EFV2 (24...230 V AC/DC) is approved by the "DIBt" as overfill protection for liquids hazardous to water.
Properties
- connection : Polyesterdose (PO)
- Protection class : IP 65
- connection thread : G2"
- Union nut : G2¾" | S 100x8
- Material Screw connection : PE, PVC, PPH, PVDF
- Material Sensor rods : Edelstahl (1.4571), Hastelloy B, Hastelloy C, Titan, Tantal, Kohlestifte
- Operating pressure : atmosphärisch
- Resistance value of line monitoring : 100 kΩ
- Adjustable sensitivity range : 2..100 kΩ
Operating temperature
- PE : atmosphärisch
- PVC : atmosphärisch
- PPH : 90 °C
- PVDF : 100 °C
Power supply
- nominal voltage : 24...230 V AC/DC
- Power consumption : ≤ 2 W
Output
- potential-free changeover contacts : 2
- Switching voltage : max. 250 V AC / 30 V DC
- Switching current : max. 5 A AC / 5 A DC
- Switching capacity : max. 750 VA / 90 W
- displays : Betriebs- LED grün Funktions-LED rot
- Switching delay : ca. 0,5 s
BK-380
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 : –25...+70 °C
- Wire cross-section max. : 1,5mm²
- Switching point distance between two contacts : min. 40 mm
- Switching hysteresis : ca. 10-15 mm
Material
- Housing : Polycarbonat
- Mounting clip : V2A, Kabelbinder (PP)
- Rivet : V2A
- Screw connection : M 20 x 1.5, Polyamid
Weight
- BK-390-50 : 137 g
- BK-390-63 / BK-380 : 140 g
Switching contact
- Switching voltage : 5...250 V AC/DC
- Switching current : 1mA...6 A AC/DC
- Switching capacity(min.) : 300 VA, 60 W
- Switching capacity(max.) : 5 mW
EP 24V
Plate Electrode as Leak Detector (conductive)
with general approval for constructions Z-65.40-191
Properties
- Protection class EN60529 : IP 68
- Operating temperature : atmosphärisch
- Operating pressure : atmosphärisch
- Resistance value of line monitoring : 22 kΩ / 100 kΩ
- cable length : auf Wunsch
Material
- Cable : TPK (PVC Basis)
- Sensor rods : Edelstahl (1.4571) | Hastelloy B | Hastelloy C | Titan | Tantal | Glaskohlenstoff
Options
- cable material : FEP (Teflon) | EX (PVC blau)
TK-312
Evaluation unit with 0/4... 20 mA current output
The TK-312 measuring transducer converts the resistance signal supplied from a continuous level sensor into a current signal proportionate to the level.
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, 2W
- Dimensions housing type B : 22,5 x 114,5 x 99
- Dimensions housing type C : 22,5 x 114,5 x 114
Input
- Voltage : 0...10 V
- Resistance in three-wire circuit RG : 0-4...10 kW
Output
- Temperature influence tolerance : max. ± 0,6 % der Signalspanne
- Current output : 0/4... 20 mA bezogen auf die Masse des Eingangs
- Voltage output : 0/2... 10 V
- Mounting : Tragschiene nach EN 50022
- Weight : 175 g
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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