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Ex-QFS-3x configure
TK-101 EX configure
ViscoScope® VA-100 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)
ZS-Serie
Differential pressure sensor for low pressure
Compact and robust differential pressure transmitter for measurement on air and other non-aggressive media
Properties
- Pressure type : Differenzdruck
- Housing : Aluminium
- medium : Luft und nicht aggressive Gase
Measurement parameters
- response time : < 2,5 s
- Hysteresis : 0,1 %
- Overload capacity : 4* fach bis 500 mbar, darüber 2* fach
- Signal output selection : 0...10 V | 4...20 mA, 2-Leiter
Operating conditions
- Operating voltage : 24 VDC/AC ±10 % (0...10 V) | 15...30 VDC (4...20 mA)
- Operating temperature : -20...+50 °C
Connections
- Electrical connection : Schraubklemme im Gehäuse
- Process connection : Schlauchanschluss 4 mm oder 6 mm
- Cable gland : PG 7
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 %
ViscoScope® VA-100
Inline Viscometer
Maintenance-free inline viscosity sensor for precise and reliable real-time measurement of viscosity directly in the process.
Properties
- Material : 1.4571 / 1.4404 (316Ti / 316L)
- Protection class : IP65
- Process temperature : -10°C … +130°C | (integriertes Pt100 im Messfühler)
- max. process pressure : Vakuum ... 64 bar
- Process connections : NPT | M48 | Varivent® | Tri-Clamp
- Cable length sensor - transmitter : Max. 1.000 Meter
- max. flow velocity : 5 m / sec
- Ex approval : II 1/2G Ex ia IIC T6...T3 Ga/Gb | (optional)
Sensor types
- Sphere : VA-100B
- Cylinder : VA-100C
Repeatability
- VA-100B : ± 0,5% | ± 1 Digit
- VA-100C : ± 0,3% | ±1 Digit
Measuring ranges
- VA-100B : 0,1 - 2.500 mPa·s x g/cm³
- VA-100C : 10 - 25.000 mPa·s x g/cm³
Probe dimensions
- VA-100B : Ø 32 x 145 mm
- VA-100C : Ø 32 x 120 mm
installation positions
- Reservoir :
- tanks :
- Pipe :
- flow cell :
- Installation is position-independent :
T209-0.F
Magnetic immersion probe overfill protection for Ex zone 0 (Cat. 1)
The magnetic immersion probes T20... are used to detect fill level limit values in containers for liquid media, where an explosive atmosphere of zone 0 (cat. 1) is present in the gas space above the liquid and Ex zone 1 (cat. 2) is present outside the container, in the area of the junction box.
Properties
- connection : Polyesterdose, Aluminiumdose
- Protection class : IP 65 Dose
- Float type : Kugel Edelstahl 105 mm Ø
- Sliding tube length : max. 6000 mm
- Operating temperature : max. 135°C
- Operating pressure : max. 20 bar
- media density : 0,54 g/cm³
- F-Contact : 1 / 12 kΩ
- Number of additional contacts : 6x Wechsler, 9x Schließer, 6x Öffner
- Switching current : 1A, 2A ( nur mit Schirmung)
- Switching capacity : Wechsler: 60 W/VA, Schließer: 100 W/VA Öffner: 60 W/VA
- min. contact distance with several floats : 125 mm
T205 VA
Stainless steel magnetic immersion probes
Magnetic immersion probes for use with highly aggressive liquid media for detecting level limits in containers
Properties
- Protection class : IP 65
- Number of floats : max. 2x Typ 08
- connection cable : Silikon Litze
- Operating temperature : max. 100 °C
- Operating pressure : max. 10 bar (Zylinder)
- Number of contacts : max. 2 x Schließer/ Öffner wahlweise durch 180°-Drehung des Schwimmers bei 2 Schwimmern
- Switching current : 1 A
- Switching voltage : 250 V AC
- Switching capacity : 50 W/VA
- Sliding tube length : max. 1000 mm
- media density : Typ 08: 0,78 g/cm³
- float : Zylinder Edelstahl 1.4571 27 mm Ø
- min. contact distance with several floats : 50 mm
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