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9 article(s) in your cart
pos.	image	product	Configure	Actions
1		QFS-1X
2		ZDT-Serie
3		ZDS-Serie
4		T209-0.F
5		QFS-5x \| QFS-6x
6		Ex-QFS-3x
7		T207
8		ES-20
9		KS-17

QFS-1X configure

1 Schwimmertyp

2 Kontakt

3 Schwimmermaterial

4 Kabelmaterial

5 TPK

6 Kabellänge

7 Ex

Amount

additional infomation

QFS-5x | QFS-6x configure

1 Ausführung

2 Kontakt

3 Schaltkontakt

4 Kabelmaterial

5 Kabellänge

6 Ex-Option

Amount

additional infomation

Ex-QFS-3x configure

1 Schwimmertyp

2 Kontakt

3 Schaltkontakt

4 Kabelmaterial

5 Kabellänge

6 Beschwerungsgewicht

Amount

additional infomation

ES-20 configure

1 Measurand

2 Safety-Function-1

3 Safety-Function-2

4 Direction

5 Measuringrange

6 Channel-Expansion

Amount

additional infomation

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

ZDT-Serie

Differential pressure transmitter for high or low pressure applications

Versatile and reliable differential pressure transmitter for measuring air, non-aggressive media as well as liquids and oils.

Properties

Pressure type : Differenzdruck
Housing : Kunststoff
LCD display : optional
Signal output : 0…10 V | 4…20 mA

Measurement parameters

Total error : ± 2,5 % FS (typ. ± 0,5 %)
Linearity error : ± 1 % FS

Operating conditions

Operating temperature : 0...+50 °C
Storage temperature : -20°C...+120°C

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.

T209-0.F

Magnetic immersion probe overfill protection for Ex zone 0 (Cat. 1)

The magnetic immersion probes T20... are used to detect fill level limit values in containers for liquid media, where an explosive atmosphere of zone 0 (cat. 1) is present in the gas space above the liquid and Ex zone 1 (cat. 2) is present outside the container, in the area of the junction box.

Properties

connection : Polyesterdose, Aluminiumdose
Protection class : IP 65 Dose
Float type : Kugel Edelstahl 105 mm Ø
Sliding tube length : max. 6000 mm
Operating temperature : max. 135°C
Operating pressure : max. 20 bar
media density : 0,54 g/cm³
F-Contact : 1 / 12 kΩ
Number of additional contacts : 6x Wechsler, 9x Schließer, 6x Öffner
Switching current : 1A, 2A ( nur mit Schirmung)
Switching capacity : Wechsler: 60 W/VA, Schließer: 100 W/VA Öffner: 60 W/VA
min. contact distance with several floats : 125 mm

QFS-5x | QFS-6x

Teflon float switch for all kinds of liquids up to 150°C

The float of the QFS-50 and QFS-60 float switches is made of Teflon. Inside the float, one or two reed contacts with a movable permanent magnet are inserted as a switching element.

Technical Data

Material : PTFE (Teflon)
connection cable : Silikon, Teflon
Operating temperature : max. +150°C
Operating pressure : 1 bar
media density : ρ ³ 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°

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)

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

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