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Ex-QFS-3x 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)
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
HD-1XX
Hydrostatic filling level measurement
Continuous and precise level measurement in unpressurised, open basins and tanks as well as underground applications such as shafts, wells and boreholes.
XR Relais
Electrode relays and contact protection relays
The electrode relays are used for conductive level detection.
levels. The possible applications extend
areas where conductive, liquid media are to be detected, controlled
to be detected, controlled or regulated. Hereby
level detection (overflow / dry run) as well as minimum / maximum
as well as minimum / maximum controls can be realised.
The contact protection relays are universal measuring transducers, which
input signals (resistance values) with "Namur" specification (DIN EN 60947).
Namur" specification (DIN EN 60947) into switching signals of floating
output contacts.
Protection class EN60529
- clamp : IP20
- Housing : IP40
Technical Data
- Operating temperature : -20...+60 °C
- Storage temperature : -30...+80 °C
- Output contacts : potentialfrei
- Switching voltage : min. 5 V | max. 250 V AC / 150 V DC
- Switching current : min. 5 mA | max. 5 A AC / 5 A DC
- Switching capacity : min. 300 mW | max. 100 VA / 50 W
- Quiescent current : umschaltbar
- Weight : ca. 250 g
- CE marking : siehe Konformitätserklärung
- Ex-protection/IECEx : siehe Prüfbescheinigung
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.
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