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ES-20 configure
ZT-F configure
EF2 24...230 V configure
MTA configure
T20x.F configure
NSP-X-E configure
NP-25X configure
QFS-3X configure
Ex-QFS-3x configure
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 (internal thread) : G ¼“
- Process connection differential pressure (internal thread) : G ⅛“
- Analogue current output : 1 x 4...20 mA
- Digital inputs/outputs (configurable) : 2 x Alarm / 1 x Alarm & 1 x Fernentriegelung
Measuring range relative pressure
- Nominal pressure (variable selectable) : -1...500 bar
- 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
ZT-F
Reliable OEM pressure sensor with many customisation options (0...0,6 to 0…1.000 bar)
Can be used with all media and applications compatible with stainless steel
Properties
- Pressure type : Relativdruck | Absolutdruck
- Housing : Edelstahl
- Overpressure : 1,5* fach bis 400 bar, darüber 1,2* fach
- Bursting pressure : 3* fach bis 600 bar, darüber 1,5* fach
Measurement parameters
- response time : < 1 ms
- Total error : ≤ 0,5 % FS
- Non-linearity : ≤ 0,2 % FS
- Non-repeatability : ≤ 0,10 % FS
- Hysteresis : ≤ 0,15 % FS
ambient conditions
- Temperature of the fluid : -40...+125 °C (0...+80 °C kompensierter Bereich)
- Ambient temperature : -40...+105 °C
- Storage temperature : -40...+125°C
- Shock resistance : g 1000 gemäß IEC 60068-2-32
- Vibration resistance : g 20 gemäß IEC 60068-2-6
EF2 24...230 V
Conductive electrodes with 24...230 V direct connection
The EF2 overfill protection (24...230 V AC/DC) is approved by "DIBt" as an overfill protection for liquids hazardous to water.
Properties
- connection : Polyesterdose (PO)
- Protection class : IP 65
- connection thread : G1"
- Union nut : auf Wunsch
Material
- Screw connection : PE, PVC, PPH, PTFE
- Sensor rods : Edelstahl (1.4571), Hastelloy C, Titan, Tantal
- Operating pressure : atmosphärisch
- Resistance value of line monitoring : 100 kΩ
- Sensitivity range : einstellbar 2…100 kΩ
Operating temperature
- PE : atmosphärisch
- PVC : atmosphärisch
- PPH : 90 °C
- PTFE : 100 °C
Power supply
- nominal voltage : 24…230 V AC/DC
- Power consumption : < 2 W
Output
- Output contact : 2 potentialfreie Wechselkontakte
- 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 Anzug / Abfall
- CE marking : siehe Konformitätserklärung
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
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. :
T207
Magnetic immersion probes made of PPH
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
NSP-X-E
Vibrating Limit Switch
The vibrating limit switch is a level limit switch for all kinds of fluids and is used in tanks, containers and pipelines.
Properties
- Protection class EN60529 : IP 65/IP 67
- Operating pressure : ≤ 40 bar
- media density : ρ ≥ 0,7 g/cm³
- Viscosity : max. 10000 mm²s
- Rated current : < 15 mA
- Protection class : III
- Output : PNP
- power : kurzschlussfest, überlastsicher
- Display : LED (grün, rot)
- Switching delay (cover) : ca. 0,5 s
- Switching delay (release) : ca. 1 s
NSP-1-E
- connection thread : G 1”
- Operating temperature : –40...+150 °C
- Storage temperature : –40...+85 °C
- nominal voltage : 10...55 V DC (verpolsicher)
- Current output : ≤ 350 mA
NSP-2-E
- connection thread : G ½”
- Operating temperature : –40...+100 °C
- Storage temperature : –20...+70 °C
- nominal voltage : 10...35 V DC (verpolsicher)
- Current output : ≤ 250 mA
NP-25X
Pneumatic level switch
Reliable & simple probe for sensing aggressive, sticky or heavily contaminated liquids, especially suitable as overflow protection.
Properties NP-250 | NP-252
- Connection head : PA
- Protection class EN60529 Connection head : IP 54
- connection thread : ab G½”
- Container connection flange : ab DN 25
- Pitot tube material : PVC
- Material Screw connection : PVC
- Material flange : PVC
- Hose Ø : 16 mm / 25 mm
- Operating temperature : max. +60 °C
- medium temperatur : max. +60 °C
- Contact : Wechsler
- Switching voltage silver : 250 V AC
- Switching voltage gold : 24 V AC
- Switching current silver : 6 A
- Switching current gold : 100 mA
Properties NP-251 | NP-253
- Connection head : PS
- Protection class EN60529 Connection head : IP 54
- connection thread : ab G½”
- Container connection flange : ab DN 25
- Pitot tube material : 1.4571
- Material Screw connection : 1.4571
- Material flange : 1.4571
- Hose Ø : 15 mm / 28 mm
- Operating temperature : max. +60 °C
- medium temperatur : max. +90 °C
- Contact : Wechsler
- Switching voltage silver : 250 VAC
- Switching voltage gold : 24 V AC
- Switching current silver : 6 A
- Switching current gold : 100 mA
QFS-3X
Mercury-free float switch with µ-switch
Properties
- Protection class EN60529 : IP 68
- Cable entry : PVC , PTFE bzw. PVDF
- Conductor cross-section : 3 x 0,75 mm², PUR 3x 0,5mm²
- Operating pressure cylinder : max. 1 bar
- Operating pressure sphere : max. 2 bar
- Switching system : µ-Schalter
- Contact : Wechsler, NO, NC
Material Float
- QFS-30 : PPH (Polypropylen)
- QFS-31 : PPH (Polypropylen)
- QFS-34 : PE (Polyethylen)
Cable
- TPK : PVC Basis Ø 5,9 mm
- TPKV : PVC verstärkt Ø 7,3 mm
- PUR : Polyurethan Ø 5,4 mm
- SIL : Silikon Ø 6,4 mm
- FEP : Teflon Ø 4,0 mm
- AEM : Ethylen-Acrylat-Kautschuk
Cable length between float & attachment
- TPK : 70 mm
- TPKV : 90mm
- PUR : 100mm
- SIL : 80 mm
- FEP : 110 mm
- AEM : abhängig vom Innenkabel
Operating temperature
- TPK(V), AEM : max. + 60 °C
- PUR : max. + 70 °C
- Silicone,Tefloncable with PE float : max. + 80 °C
- Silicone, Teflon cable with PP float : max. + 85 °C
MaterialDensity
- QFS-31 : ≥≥ 0,6 g/cm³
- QFS-34 : ≥≥ 0,75 g/cm³
- QFS-30 TPK(V) cable : ≥≥ 0,85 g/vcm³
- QFS-30 PUR cable : ≥≥ 0,95 g/cm³
- QFS-30 SIL cable : ≥≥ 0,90 g/cm³
- QFS-30 FEP cable : ≥≥ 0,95 g/cm³
- QFS-30AEM cable : ≥≥ 0,90 g/cm³
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)
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