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Ex-QFS-3x configure
NP-255 configure
QFS-55 configure
ZMF-200e-IR configure
NSP-X-E configure
QFS-1X configure
EE-2XF configure
ES-22 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)
NP-255
Level Switch - multiple 2...4 - pneumatic
very reliable and simple
sensors for scanning liquids, in
particular when used for overflow
protection. liquids can be
aggressive, sticky or highly contaminated
Properties
- Protection class EN60529 : IP 54
- connection thread : ab G2”
- Union nut : ab G2¾”
- Container connection flange : ab DN 25
- Hose Ø : 16 mm
- Operating temperature : +60 °C
- medium temperatur : max. +60 °C
- Contact : Wechsler
- Switching capacity : 500 VA
- Switch-on point (Viton membrane) : 150 mm WS ±30 mm
- Switch-off point (MembraneViton) : 90 mm WS ±30 mm
Material
- Pitot tube / Hose : PVC
- Screw fitting/grommet : PVC
- flange : PVC
- Connection head : PVC
Switching voltage
- silver : max. 250 V AC
- Gold : max. 24 V AC
Switching current
- silver : max. 6 A
- Gold : max. 100 mA
QFS-55
Teflon float switch in rod design
The float switch combination is built with float switches of the QFS-50 and QFS-60 series. This makes it possible to control a level in a simple way.
Technical Data
- Material : PTFE (Teflon)
- connection cable : Silikon, Teflon
- Material rod : VA-Rohr, PTFE beschichtet
- Operating temperature : max. +150 °C
- media density : ρ ≥ 0,75 g/cm³
- Switching system : Reed-Schalter
- Contact : Wechsler, NO, NC
- Inductive/capacitive loads : Unbedingt Kontaktschutz vorsehen
- Ex-protection optional : Elektrische Daten siehe EG-Prüfbescheinigung IBExU10ATEX 1089
Reed contact
- Switching current : 1 mA ... 1 A
- Switching voltage : 24 ... 250 V AC/DC
- Switching capacity : Max. 1A, 60 VA / 60 W
- Switching hysteresis : ca. 100 mm
- Switching angle : ca. +20°...–20°
Namur circuit (1kΩ/12kQ)
- Switching current / switching voltage : nur zum Anschluss an KR-163... oder andere „Namur”-Relais
- Switching hysteresis : ca. 100 mm
- Switching angle : ca. +20°...–20°
ZMF-200e-IR
Robust gas sensor for industrial applications with extended operating temperature range and wide-ranging approvals
The ZMF-20X series includes sensors & transmitters for measuring gas concentrations of various gases such as CO2, methane, propane and SF-6.
This makes the sensors suitable for many applications. The ZMF-20X gas sensors are designed to be extremely rugged & suitable for use
in harsh environments.
Properties
- Operating conditions : -40 °C…+60 °C
- Storage conditions : -40 °C…+85 °C
- RelativeHumidity : 0…95 % nicht kondensierend
- Measurement method : NDIR (dual beam technology)
- Signal output : 4..20mA
- Power supply : 12…24 V DC
- Housing : Edelstahl
- Standard cable length : 1,5 m
- Certification : SIL2, ATEX (optional)
- pressure conditions : 800...1200 mbar
- screw thread : M46x1,5
Measuring ranges
- in ppm : in vol%
- 0…2.000ppm : 0…0,2 % vol
- 0…5.000ppm : 0…0,5 % vol
- 0…10.000ppm : 0…1 % vol
- 0…20.000ppm : 0…2 % vol
- 0…50.000ppm : 0…5 % vol
- 0…200.000ppm : 0…20 % vol
- 0…1.000.000ppm : 0…100 % vol
Measuring Accuracy
- below 25% of the range : ±1 % FS
- below 50% of the range : 2 % FS
- above 50% of the range : ±5 % FS
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
QFS-1X
Float switch with reed switch (mercury-free)
Inside the float, one or two reed contacts with a movable permanent magnet are inserted as a switching element.
Properties
- Protection class EN60529 : IP 68
- Cable entry : PVC , PTFE
- Conductor cross-section : 3 x 0,75 mm², PUR 3x0,5mm²
- Switching system : Reed-Schalter
- Contact : Wechsler, NO, NC (QFS-11 nur NO oder NC)
- Switching voltage : 4...250 V AC/DC
- Switching current : 1 mA ...1 A
- Switching capacity : max. 1A, 60 VA/60 W
- Switching hysteresis : ca. 100 mm
- Switching angle : ca. + 20° / – 20°
Float
- Material Float : PE (Polyethylen)
- ltdata. :
- ltdata. :
- ltdata. :
Operating temperature
- TPK(V), AEM : max. + 60 °C
- PUR : max. + 70 °C
- Silicone,Tefloncable with PE float : max. + 80 °C
Operating pressure
- Cylinder : max. 1 bar
- Sphere : max. 2 bar
EE-2XF
Conductive electrodes as overfill protection for Ex-Zone 0 (Cat. 1)
Conductive electrodes EE-2XF for monitoring conductive liquids within the Ex area Zone 0 (Cat. 1) for water-polluting and flammable liquids.
Properties
- connection : Edelstahl (1.4571)
- Protection class : IP 65
- Ex-protection : TÜV 02 ATEX 1796 X
- Ex protection type : II 1 G Ex ia IIC T6 bzw. Ex ia IIB T6 / II ½ G Ex ia IIC T6 bzw. Ex ia IIB T6
- connection thread : G1", G1¼", G1½”
- Coating length : voll=ganzer Stab (10 mm am Stabende sind blank) teil =ca. 250 mm von oben
- Rod diameter : 4 oder 6 mm
- rod length : max. 6 m
- Operating pressure media side : max. 40 bar
- Maximum permissible electrical connection values : Stromkreis in Zündschutzart Eigensicherheit Ex ia IIC/IIB
- Connection values : Ui 15V | Li 10 mA | Pi 100 mW
- Internal inductances / capacitances : vernachlässigbar klein
- Spacer : ab Länge > 1000 mm je 1000 mm 1 Abstandshalter
Operating temperature
- Category 1 Class T6...T1 : 60 °C
- Category 2 Class T6 : Medien & Umgebung 80 °C
- Category 2 Class T5 : Medien & Umgebung 95°C
- Category 2 Class T4 : Medien 130°C, Umgebung 100°C
- Category 2 Class T3...T1 : Medien 150°C, Umgebung 100 °C
Material
- Cable entry EE-21 : Edelstahl (1.4571)
- Cable entry EE-22 : PVDF
- Electrode body material : Edelstahl (1.4571)
- Seal (head) : Viton
- Seal (media side) : Viton / PTFE
- Potential equalisation conductor connection : Edelstahl (1.4571)
- Material electrode rods : Edelstahl (1.4571), Hastelloy B, Hastelloy C, Tantal
- material coating : PTFE
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
ES-22
electronic safety pressure limiter with 2 safety functions
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
Measuring ranges
- Measuring range relative pressure (nominal pressure) : -1…500 bar
- Measuring range differential pressure (nominal pressure) : 0…1 mbar - 0…1.000 mbar
- Setting accuracy (from nominal pressure) : 0,1 %
Operating conditions
- Pressure type : Relativdruck, Differenzdruck
- Temperature of the fluid : -40…+125 °C
- Ambient temperature : -20…+65 °C
- Parts in contact with media : Edelstahl
process connection
- Version relative pressure : G ¼“ Innengewinde
- Version differential pressure : G ⅛“ Innengewinde
- Adapter for process connection : 6mm; 8mm oder 10mm
electrical connection
- Analogue current output : 1x 4…20 mA
- Digital inputs/outputs : 2x Alarm oder 1x Alarm & 1x Fernentriegelung
Load capacity of the switching contacts DC (24V)
- DC1 : 16 A
- DC13 : 1,5A
Load capacity of the switching contacts AC (230V)
- AC1 : 16 A
- AC3 : 10 A
- AC15 : 7 A
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