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6 article(s) in your cart
pos.	image	product	Configure	Actions
1		NP-255
2		QFS-40
3		ES-Serie
4		ER-Serie
5		EF2 24...230 V
6		T-20x.F 230V

NP-255 configure

1 Ausführung

2 Staurohr-Anzahl

3 Anschlussgewinde

4 Druckschalter

5 Kontakt

6 Längen

Amount

additional infomation

QFS-40 configure

1 Anschluss

2 Gehäusematerial

3 Kabelmaterial

4 Kabellänge

Amount

additional infomation

ES-Serie configure

1 Measurend

2 Safetyfunction

3 Direction

4 measuring-range

Amount

additional infomation

EF2 24...230 V configure

1 Verschraubungsmaterial

2 Stabmaterial

3 Stabdurchmesser

4 Stabbeschichtung

5 Elektronikteil

6 Stablänge

Amount

additional infomation

T-20x.F 230V configure

1 Führungsrohr

2 Sicherheitsfunktion

3 Rohrmaterial

4 Anschlussgewinde

5 Ausführung

6 Schwimmermaterial

7 Anschluss-Elektronikteil

8 Länge

Amount

additional infomation

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-40

Built-in float level switch

The QFS-40 built-in float switch is designed for low-cost monitoring of liquids in containers.

Technical Data

Switch housing : PPH| PVDF
Seal : NBR (PPH) | FPM (PVDF)
Operating temperature : PPH max. 80 °C| PVDF max. 100 °C
Operating pressure : max. 10 bar
Mounting position : horizontal (±30° von der Horizontalen)
Contact assembly : Schliesser-, Öffnerkontakt (je nach Einbau)
Electrical connection : PVC-Kabel
Switching capacity : max. 230 V AC/DC| max. 40 VA, max. 2 A
Contact resistance : max. 80 mW
Min. electric strength : 400 V DC / 1 s
Inductive/capacitive loads : Unbedingt Kontaktschutz vorsehen
fluid density : PPH > 0,6 kg/dm³ | PVDF > 0,95 kg/dm³
Protection class : IP 68

Connections

external installation : G ½"
internal installation : M16

ES-Serie

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

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

ER-Serie

Electrode Relays

Electrode relays for conductive level detection for all areas in which conductive, liquid media are to be detected, controlled or monitored

Properties

details : folgen

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

T-20x.F 230V

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