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QFS-12 configure
TK-313 configure
XR Relais configure
ES-21 configure
QFS-12
Two-Point Float-Switch
With the two-point float switch Type QFS-12 can be realized pump controls in liquid media on a simple way.
Properties
- Protection class EN60529 : IP68
- Side installation : PVC-Stopfbuchsverschraubung G 2”
- Installation from above : PVC-Stopfbuchsverschraubung G 2”
- Operating pressure : max. 2 bar
- Contact : Wechselkontakt
- Switching voltage : 4....250 V AC / DC
- Switching current : 1mA.....1A
- Switching capacity : 60W/VA
- media density : ρ ≥ 0,9 g/cm³ bis ρ ≥ 0,8 g/cm³
- Material Float : Polyethylen
Cable
- TPK : PVC Basis
- TPKV : PVC Basis verstärkt
- PUR : Polyurethan
- NEO : Neopren
- SIL : Silikon
- FEP : Teflon
- AEM : Ethylen-Acrylat-Kautschuk
Operating temperature
- TPK(V), NEO, AEM : max.+60 °C
- PUR : max.+70 °C
- FEP, SIL : max.+80 °C
TK-313
Evaluation unit with 2 change over limit contacts
The TK-313 limit comparator can be used in conjunction with our
TK-30... continuous level sensors with 0(4)...20 mA or 0...10 V output
signal for level control / measurement.
Properties
- Protection class EN60529 clamp : IP 20
- Protection class EN60529 front panel housing : IP 40
- Operating temperature : –20...+60 °C
- nominal voltage : 24... 230 V AC/DC
- Power consumption : 2 VA
- Dimensions housing type B : 22,5 x 114,5 x 99
- Dimensions housing type C : 22,5 x 114,5 x 114
Input
- power : 0/4...20 mA
- Voltage : 0...10 V
- Resistance in three-wire circuit RG : 0–4...10 kΩ
Output
- Output contacts : 2 Wechselkontakte
- Switching voltage : max. 250 V AC
- Switching current : max. 3 A
- Switching capacity : max. 500 VA
- Temperature influence tolerance : max. ± 0,6 % der Signalspanne
- Mounting : Tragschiene nach EN 50022
- Current output : 4...20 mA bezogen auf die Masse des Eingangs
- Display (%) : 2-stellig, 7-Segment
- Weight : 175 g
- ltdata. :
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
- Weight : ca. 170g
- CE marking : siehe Konformitätserklärung
- Ex-protection/IECEx : siehe Prüfbescheinigung
ES-21
Electronic safety switching device with 1 safety function
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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