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Ex-QFS-3x configure
ZS-1 configure
Ex-BK configure
ES-22 configure
OAA-300 configure
T20x.F configure
ELH 230 V configure
EF 3…5 24 V configure
MKL 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)
ZS-1
Differential pressure sensor for low pressure
Compact and robust differential pressure transmitter for measurement on air and other non-aggressive media
Properties
- Pressure type : Differenzdruck
- Housing : Aluminium
- medium : Luft und nicht aggressive Gase
Measurement parameters
- response time : < 2,5 s
- Hysteresis : 0,1 %
- Overload capacity : 4* fach bis 500 mbar, darüber 2* fach
- Signal output selection : 0...10 V | 4...20 mA, 2-Leiter
Operating conditions
- Operating voltage : 24 VDC/AC ±10 % (0...10 V) | 15...30 VDC (4...20 mA)
- Operating temperature : -20...+50 °C
Connections
- Electrical connection : Schraubklemme im Gehäuse
- Process connection : Schlauchanschluss 4 mm oder 6 mm
- Cable gland : PG 7
Pressure measuring range
- 0...0,25mbar :
- 0...0,5mbar :
- 0...1mbar :
- 0...2,5mbar :
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
Ex-BK
Bistable change-over contact
Magnetically actuated changeover switch,
which permanently changes its electrical switching state as a result of a magnetic system passing by, depending on the direction of movement.
Properties
- Protection class EN60529 : IP 65
- Operating temperature : –20...+120 °C
- Wire cross-section max. : 1,5mm²
- Switching point distance between two contacts : min. 40 mm
- Switching hysteresis : ca. 10-15 mm
- Dimensions : 80 mm x 75 mm x 57 mm
Material
- Housing : Aluminium
- Mounting clip : V2A
- Rivet : V2A
- Screw connection : M 20 x 1.5, V2A
Weight
- BK-390-50 : 137 g
- BK-390-63 / BK-380 : 140 g
Switching contact
- Switching voltage : 24...250 V AC/DC
- Switching current : 20 mA...6 A AC/DC
- Switching capacity(min.) : max. 500 VA, 60 W
- Switching capacity(max.) : min. 2 VA/W
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
OAA-300
Alarm Indicator (Measuring Transducer) with general approval for construction
Our alarm indicators type OAA-300 are stand-alone signaling devices with optic and acoustic alarm indication.
Properties
- Protection class EN60529 : IP 65
- Operating temperature : – 20…+60 °C
- Storage temperature : – 30…+80 °C
- Sensitivity : bei konduktiver Messung: 3, 10, 30, 100kΩ
- Dimensions : 170 x 190 x 85 mm
- Weight : ca. 0,8 kg
Control circuits
- Open circuit voltage : max. 10 V DC
- Short-circuit current : max. 10 mA
- Switching delay : ca. 0,5 s
Power supply
- nominal voltage : 230 V AC (optional 24, 115, 240 V AC 24 V DC
- Nominal frequency : 48...62 Hz
- Power consumption : max. 3 W/VA
Output
- Switching voltage : max. 250 V
- Switching current : max. 3 A
- Switching capacity : max. 500 VA | max. 50 W
- Volume : 75 dB
T20x.F
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
- Box : Polyester
- Box : Aluminium
- Box : Polyethylen
- Box : Kabel
- Box : Stecker
Properties
- Protection class EN60529 : IP 65
- connection thread : G 1", G 1¼", G 1½", G2", G3”
- Union nut : G 2¾", S 100x8
- Guide tube length : max. 6 m
- Operating temperature : atmosphärisch; PP max. 90°C
- Operating pressure : Max. 20 bar
- media density : ρ ≥ 0,6 g/cm³ (je nach Schwimmertyp)
- Switching hysteresis : typ. 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
- ltdata. :
ELH 230 V
Hanging electrode as leakage probe 24...230 V AC/DC
The leakage probes of the type series ELH are approved by the "DIBt" for the monitoring of collecting chambers, collecting devices, inspection and filling shafts.
General data
- Protection class : IP 68
- Probe body material : PE, PVC, PPH, PVDF
- Diameter probe body : 15 mm, 25 mm, 40 mm
- Operating temperature : atmosphärisch
- Operating pressure : atmosphärisch
- Resistance value of line monitoring : 22 kΩ / 100 kΩ
Material
- Screw connection : PVDF
- Cable : TPK ( PVC Basis)
- on request : FEP (Teflon), PVC - blau
- cable length : auf Wunsch (Standard 3 m)
- Material Sensor rods : Edelstahl (1.4571), Hastelloy B, Hastelloy C, Titan, Tantal, Glas-Kohlestifte
EF 3…5 24 V
Conductive electrodes with 24 V DC direct connection
The conductive electrodes EF3...5 are approved by the "DIBt" as overfill prevention devices for liquids hazardous to water.
Properties
- connection : integrierter Anschlusskopf
- Protection class : IP 65
- connection thread : G 1¼"
- Material Screw connection : PPH
- Material electrode rods : Edelstahl (1.4571), Hastelloy C, Titan, Tantal
- material coating : PTFE
- Coating length : voll = ganzer Stab (10 mm am Stabende sind blank) teil = ca. 250 mm von oben
- Rod diameter : 4 mm, 6 mm
- rod length : max. 6 m
- Operating temperature : 85 °C
- Operating pressure : atmosphärisch
- Spacer : ab Länge > 1000 mm je 1000 mm 1 Abstandshalter
Properties electronic part
- Operating temperature : –20...+85 °C
- Storage temperature : –30...+85 °C
- nominal voltage : 24 V DC ± 15%
- Power consumption : max. 2 W (Klemme A1, A2)
- Switching voltage : max. 250 V AC, 150 V DC min. 5 V DC (Relais mit Kombi-Goldkontakten)
- Switching current : max. 3 A AC, 3 A DC min. 1 mA
- Switching capacity : max. 750 VA, 150 W
- Sensitivity : 3k ... 100 kΩ in vier Stufen (3 k, 10 k, 30 k, 100 kΩ) wählbar
MKL
Magnetic Flap Indicator
The MKL level indicator is connected by its two connections to the container to be monitored (see connection example). According to the law of interconnected containers the level in the float chamber corresponds exactly to the level in the container
Properties
- connection : Flansch ab DN 15
- Material : rostfreier Edelstahl, PVC, PPH, PVDF
- Material flange : Edelstahl 1.4571, C22.8
- Material Float : Edelstahl, Titan, PVC, PPH, PVDF
- Number of contacts : beliebig
- Contact load : max 10 VA, max 230 V AC
- Display length : max. 6m
Operating temperature
- PTFE seal : max. 150 °C
- Stainless steel: Klingerit seal : max. 200 °C
- PVC : max. 60 °C
- PPH : max. 90 °C
- PVDF : max. 130 °C
Stainless steel float
- Weight : ~ 300 g
- Dimensions : Ø 52 x 270
- Operating pressure : 16 bar
- media density : ρ ≥ 0,70 g/cm³
Stainless steel float
- Weight : ~ 320 g
- Dimensions : Ø 52 x 270
- Operating pressure : 40 bar
- media density : ρ ≥ 0,75 g/cm³
Titanium float
- Weight : ~ 180 g
- Dimensions : Ø 52 x 150
- Operating pressure : 16 / 40 bar
- media density : ρ ≥ 0,73 g/cm³
PVC float
- Weight : ~ 331 g
- Dimensions : Ø 52 x 250
- Operating pressure : 6 bar
- media density : ρ ≥ 0,8 g/cm³
PPH float
- Weight : ~ 283 g
- Dimensions : Ø 52 x 250
- Operating pressure : 6 bar
- media density : ρ ≥ 0,69 g/cm³
PVDF float
- Weight : ~ 352 g
- Dimensions : Ø 52 x 250
- Operating pressure : 6 bar
- media density : ρ ≥ 0,85 g/cm³
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