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Ex-QFS-3x configure
TK-312 configure
TK-30X configure
KST-20 Vento 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-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
ZDT-H
Differential pressure transmitter for high pressure applications
Versatile and reliable differential pressure transmitter for measuring air, non-aggressive media as well as liquids and oils.
Properties
- Pressure type : Differenzdruck
- Housing : Kunststoff mit LCD-Anzeige (oponal)
- Overpressure : 1,2* (1,5*) x Nenndruck
Measurement parameters
- Total error : ± 2,5 % FS (typ. ± 0,5 %)
- Linearity error : ± 1 % FS
- Signal output selection : 0...10 V 4...20 mA, 2-Leiter 4...20 mA, 3-Leiter
- Pressure range : 5…1.000 bar
Operating conditions
- Operating voltage : 14...28 VDC ± 10 %
- Operating temperature : 0...+50 °C
- Storage temperature : -20°C...+120°C
Connections
- Electrical connection : Schraubklemme im Gehäuse
- Process connection : G1/4" (andere auf Anfrage)
TK-30X
Liquid Level Measuring Instruments Series
T30... continuous magnetic immersible probes are used for quasi-acquisition of the filling level in containers with liquid media.
Properties
- connection : Polyesterdose | Aluminiumdose | Stecker nach DIN 43650
- connection thread : G 3/8”, G 1/2”, G 1”, G 1 1/2”, G 2”, G 3”
- connection cable : LiYY max. 80 °C | Silikon max. 130 °C
- Sliding tube length : max. 6000 mm
- Operating temperature : max. +60...+130 °C | min. –20...–10 °C je nach Ausführung
- Operating pressure : max. 20 bar je nach Ausführung
- media density : siehe Schwimmerdaten
- Viscosity : < 100 cp
- Switching hysteresis : ca. halbe Auflösung
- Resolution : 7,5 mm, 10 mm, 15 mm, 20 mm oder 1 %, 2 %, 5 % je nach Ausführung
- Total resistance : ca. 5 kΩ
- Measuring voltage : max. 24 V
- Measuring current : max. 5 mA
KST-20 Vento
Automatic, controlled ventilation and dehumidification as well as cooling of rooms with aH-Controlled technology*.
The KST-20 Vento is a climate control unit with aH-Controlled technology for ventilation, dehumidification and cooling for all types of private, commercial and industrial rooms. With the three operating modes for ventilation, dehumidification and cooling, the KST-20 Vento climate control can be used flexibly in almost all living, working and industrial areas.
Properties
- Power supply : 230 V AC
- Protection class : IP 65
- Dimensions (LxBxH) : 160 x 90 x 50 mm
- Housing : hochwertiges ASA+PC (UL 94 V-0) für harte Beanspruchung, flammwidrig und selbstverlöschend
- Signal output : I²C
Measuring range
- measuring range (Humidity) : 0…100% rF,
- Measuring accuracy (humidity) : ±2%
- measuring range (Temperature) : -40…+80°C
- Measuring accuracy (temperature) : ±0,2°C
T204
Magnetic immersion probe made of stainless steel (1.4571)
For use with highly aggressive liquid media to detect level limit values in containers. Suitable for use in hazardous areas, zone 0 (category 1).
Properties
- connection : Polyesterdose | Aluminiumdose
- Protection class EN60529 : IP 65 Anschlussdose
- connection thread : G1 1/2" | G2"
- Sliding tube length : max. 6000 mm (Rohr Ø 12 mm)
- Operating pressure : max. 20 bar (Kugel) | max. 15 bar (Zylinder)
- Operating temperature : max. 135 °C
- Number of floats : max. 4
Float type
- Stainless steel ball 52mm ⌀ : Dichte: 0,75 g/cm³ | mind. Kontaktabstand: 75 mm
- Stainless steel ball 62mm ⌀ : Dichte: 0,65 g/cm³ | mind. Kontaktabstand: 85 mm
- Stainless steel cylinder 44 mm Ø : Dichte: 0,76 g/cm³ | mind. Kontaktabstand: 75 mm
Switching capacity
- Changeover contact : 60 W/VA
- normally open : 100 W/VA
- Normally closed contact : 60 W/VA
Switching current
- Changeover contact : max. 1 A
- NO/NC contact : max. 2 A
Contacts
- Changeover contact : 4
- normally open : 6
- Normally closed contact : 4
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