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Ex-QFS-3x configure
TK-101 EX configure
VS-D250 configure
MTA configure
ES-20 configure
OAA-300 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 %
VS-D250
Transmitter for ViscoScope viscosity sensors
Maximum flexibility for an optimal choice of measuring instrument: The VS-D250 transmitter is compatible with all ViscoScope® sensors of the types VA-100 and VA-300.
Properties
- Output card socket : 2
- External input : 0/4…20 mA | 0/2…10 V DC
- Power supply : 24V DC, 12 W
- Dimensions : 142 x 106 x 73 mm (L x B x H)
- Front : RS232, MODBUS RTU (Standard)
Display and Operation
- Lines : 4
- Pages : 2
- Character set : alphanumerisch
- Buttons : 3 (front)
Alarms
- system function :
- sensor diagnosis :
- Coil Temperature :
- 2 configurable LEDs :
optional outputs
- 0/4…20mA | 0/2…10V DC (active) :
- RS232 | RS485 :
- 2 SPDT-Relays: RS232 | RS485 :
Filter
- Moving average (200 measured values) :
T205-0
Immersible Magnetic Probe made of PVC, PE, PPH, PTFE or stainless steel (1.4571)
Magnetic immersion probes for use with highly aggressive liquid media for detecting level limits in containers
Properties
- Protection class : IP 68 Kabel
- Float type : max. 4x Zylinder Edelstahl 27 mm Ø
- connection cable : 1000 mm PUR Blau
- Sliding tube length : max. 6000 mm
- Operating temperature : max. 120 °C
- Operating pressure : max. 10 bar (Schwimmer)
- media density : 0,78 g/cm³
- Number of contacts : max. 2 Schließer / 2 Öffner
- Switching current : 1A, 2A
- Switching capacity : 50 W/VA
- min. contact distance with several floats : 50 mm
MTA
Mechanical tank level indicator
The tank level indicator is a mechanically actuated indication operating "on the spot”. It permits a high degree of safety and flexibility thanks to separate points of measurement and indication.
Properties
- Tank connection : Flansch ab DN 80 (Sonderanschlüsse auf Wunsch)
- Material : siehe Maßbild
- Material Tube : PVC, transparent | Ø 50 x 1,8 | Ø 63 x 3,0
- Operating temperature : –20...+60 °C
- Operating pressure : atmosphärisch
Material Float
- PPH : Ø 70 mm 460 g
- PVC : Ø 70 mm 455 g
- PPH : Ø 40 mm 370g
- PE : Ø 70 mm ca. 450 g
Material Rope
- PPH : (rot, Ø 2 mm) ~ 2 g/m
- Polyester : (bunt, Ø 2 mm) ~ 4 g/m
- PTFE : (weiss, Ø 3 mm) ~ 10 g/m
T202
Immersible Magnetic Probe made of stainless steel (1.4571)
Magnetic immersion probes for use with highly aggressive liquid media for detecting level limits in containers
Properties
- connection : Polyesterdose | Aluminiumdose
- Protection class EN60529 : IP 65 Anschlussdose
- Connector plug : 3- und 6-fach
- connection thread : G 1/8" | G 3/8" | G 1/4" | G 1/2" | G 1" | G1 1/4" | G1 1/2" | G2" | G3"
- connection cable : LiYY max. 80 °C | PTFE-Litze, 0,24 mm² | Silikon max. 150 °C
- Sliding tube length : max. 1000 mm (Rohr Ø 8 mm) | 6000 mm
- Operating pressure : max. 20 bar
- Viscosity : < 100 cp
- Protection class EN60529 : IP 68 Führungsrohr
- Switching voltage : max. 250 V
- Switching hysteresis : ca. 2...5 mm
- Holding range : ca. 12 mm
- Contact function : monostabil | bistabil
Operating temperature
- ltdata. : max. +60...+150 °C
- ltdata. : min. –20... –10 °C
- ltdata. : höhere oder niedrigere Temperaturen auf Anfrage
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 : 8
- normally open : 10
- Normally closed contact : 7
ES-20
Pressure limiter | Pressure monitor | Safety pressure limiter | Pressure regulator | electronic safety switching device
TÜV-certified, type-tested electronic safety switching device (SIL2)
Properties
- Operating voltage : 16...32 V DC (max. 5,9 W)
- Dimensions : 150 x 60 x 42 mm (L x B x H)
- Housing : Aluminium (eloxiert)
- Protection class : IP65
Approvals
- DGRL 2014/68/EU Kat:IV : Baumustergeprüft gemäß Druckgeräterichtlinie
- DIN EN12263:1998 : Kälteanlagen und Wärmepumpen Sicherheitsschalteinrichtungen zur Druckbegrenzung -Anforderungen und Prüfungen; Kategorie IV
- DIN EN378:2020 : Kälteanlagen und Wärmepumpen - Sicherheitstechnische und umweltrelevante Anforderungen
- DIN EN61508:2011 : SIL2
Operating conditions
- Pressure type : Relativdruck, Differenzdruck
- Temperature of the fluid : -40…+125 °C
- Ambient temperature : -20…+65 °C
- Parts in contact with media : Edelstahl
Connections
- Process connection Relative pressure : G 1/4 Innengewinde
- Process connection differential pressure : G 1/8 Innengewinde
- Analogue current output : 1 x 4...20 mA
- Digital inputs/outputs : Konfigurierbar als 2 x Alarm oder 1 x Alarm und 1 x Fernentriegelung
Measuring range relative pressure
- Nominal pressure : -1...500 bar variabel wählbar
- Overload pressure : 2 x Nenndruck
- Bursting pressure : 4 x Nenndruck
- Setting accuracy : 0,1 % vom Nenndruck
Measuring range differential pressure
- Nominal pressure : 0...1 mbar 0...10 mbar 0...50 mbar 0...100 mbar 0...250 mbar 0...1.000 mbar
- Overload pressure : 10 x Nenndruck
- Bursting pressure : 15 x Nenndruck
- Setting accuracy : 0,1 % vom Nenndruck
ER-Serie
Electrode Relays
Electrode relays for conductive level detection for all areas in which conductive, liquid media are to be detected, controlled or monitored
Properties
- details : folgen
ZDS-Serie
Precision pressure switch in robust design and first-class technical features.
Can be used in oil, brake fluid, diesel, air and other gases.
With very good stability and overpressure resistance.
Properties ZDS-N
- Pressure range (stepped) : 0...500 mbar
- supply : 12 - 24 V DC
- Output : Relais 230 V/1A
- overload : 2 x Messbereich
- Med. connection : Schlauch
- electrical connection : Schraubklemme
- feature : Tasten, LCD-Anz.
Properties ZDS-H
- Pressure range (stepped) : 0...2.000 bar
- supply : 24 V DC
- Output : Relais 60 V AC/1A
- overload : 1,5 x Messbereich
- Med. connection : G 1/4 Zoll
- electrical connection : Schraubklemme
- feature : Tasten, LCD-Anz.
OAA-300
Alarm Indicator (Measuring Transducer) with general approval for construction
Our alarm indicators type OAA-300 are stand-alone signaling devices with optic and acoustic alarm indication.
Properties
- Protection class EN60529 : IP 65
- Operating temperature : – 20…+60 °C
- Storage temperature : – 30…+80 °C
- Sensitivity : bei konduktiver Messung: 3, 10, 30, 100kΩ
- Dimensions : 170 x 190 x 85 mm
- Weight : ca. 0,8 kg
Control circuits
- Open circuit voltage : max. 10 V DC
- Short-circuit current : max. 10 mA
- Switching delay : ca. 0,5 s
Power supply
- nominal voltage : 230 V AC (optional 24, 115, 240 V AC 24 V DC
- Nominal frequency : 48...62 Hz
- Power consumption : max. 3 W/VA
Output
- Switching voltage : max. 250 V
- Switching current : max. 3 A
- Switching capacity : max. 500 VA | max. 50 W
- Volume : 75 dB
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