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QFS-5x | QFS-6x configure
T-200.F Ex configure
T-200.L 230V configure
NP-25X configure
HD-100 | HD-102 | HD-104 configure
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
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°
T-200.F Ex
Overfill protection for containers with Ex approval
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
- Box : Ex-Polyester
- Box : Ex-Aluminium
Properties
- Protection class EN60529 : IP 65
- connection thread : G2"
- Union nut : G 2¾"
- Guide tube length : max. 6 m
- Operating temperature : -20…+60 °C
- Operating pressure : max. 6 bar je nach Ausführung
- media density : ρ ≥ 0,72 g/cm³ (je nach Schwimmertyp)
- Switching hysteresis : 2 mm
- Switching point tolerance : max. 2 mm
Resistance value
- Operational readiness : ca. 1 kΩ
- overfill alarm : ca. 12 kΩ
- Switching time : ca. 20 ms
- Ex-protection : siehe Baumusterprüfbescheinigung
- CE marking : siehe Konformitätserklärung
T-200.L 230V
Leakage probes with general building authority approval
The leakage probes T-200.L are approved by the "DIBt" on the basis of the "WasBauPVO" for the detection of leaked liquids hazardous to water.
Connection
- Box : Polyesterdose (PO)
Properties
- Protection class : IP 65
- Cable entry : PVDF-Verschraubung , PVC-Dichtung
- Material Float : PE
- Material leakage probe base : PE
- Cable : TPK (PVC Basis)
- Operating temperature : max. 60 °C
- Operating pressure : atmosphärisch
- media density : ρ ≥ 0,6 g/cm³
- Switching hysteresis : typ. 2 mm
- Switching point tolerance : max. 2 mm
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
NP-25X
Pneumatic level switch
Reliable & simple probe for sensing aggressive, sticky or heavily contaminated liquids, especially suitable as overflow protection.
Properties NP-250 | NP-252
- Connection head : PA
- Protection class EN60529 Connection head : IP 54
- connection thread : ab G½”
- Container connection flange : ab DN 25
- Pitot tube material : PVC
- Material Screw connection : PVC
- Material flange : PVC
- Hose Ø : 16 mm / 25 mm
- Operating temperature : max. +60 °C
- medium temperatur : max. +60 °C
- Contact : Wechsler
- Switching voltage silver : 250 V AC
- Switching voltage gold : 24 V AC
- Switching current silver : 6 A
- Switching current gold : 100 mA
Properties NP-251 | NP-253
- Connection head : PS
- Protection class EN60529 Connection head : IP 54
- connection thread : ab G½”
- Container connection flange : ab DN 25
- Pitot tube material : 1.4571
- Material Screw connection : 1.4571
- Material flange : 1.4571
- Hose Ø : 15 mm / 28 mm
- Operating temperature : max. +60 °C
- medium temperatur : max. +90 °C
- Contact : Wechsler
- Switching voltage silver : 250 VAC
- Switching voltage gold : 24 V AC
- Switching current silver : 6 A
- Switching current gold : 100 mA
HD-100 | HD-102 | HD-104
Hydrostatic immersion probes (0.8...10mWS)
Continuous and precise level measurement in unpressurised, open basins and tanks as well as underground applications such as shafts, wells and boreholes.
Properties
- Protection class EN60529 : IP68
- Operating temperature : -10...70 °C (PVC: -10...60 °C)
- Storage temperature : -25...70 °C (PVC: -10...60 °C)
- Power supply : 15...30 V DC
- power : max. 25 mA
- Output : 2-Leiter-Technik
- Measuring range : 0,8...10 mWs (Standard)
- Overpressure : abhängig vom Messbereich
- Deviation from characteristic curve : Nichtlinearität,
- Insulation resistance : > 100 kΩ
- Short-circuit resistance : permanent
- Reverse polarity protection : keine Schädigung o. Funktion bei vertauschten Anschlüssen
Materials
- Housing : Edelstahl 1.4571, PVC, PVDF
- Measuring cell : Edelstahl 1.4404, Keramik Al2o3 96%, Keramik Al2o3 99,9%
- Seals : FKM (Viton ®), EPDM, FFKM (Kalrez ®)
- Cable : PVC, PUR, FEP (Ø8 mm; 2 x 0,25 mm2 mit Luftschlauch und PTFE-Filter
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