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BK-390 configure
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ZDT-N
Differential pressure transmitter for low pressure applications
Versatile and reliable differential pressure transmitter for measurement on air and other non-aggressive media.
Properties
- Pressure type : Differenzdruck
- Housing : Kunststoff mit LCD-Anzeige (optional)
- Overpressure : 2,5* x Nenndruck
Measurement parameters
- Total error : ± 2,5 % FS (typ. ± 0,5 %)
- Linearity error : ± 1 % FS
- Signal output selection : 0...10 V 4...20 mA
- Pressure ranges (mbar) : 1/ 2 / 4 – 2,5 / 5 /10 – 12,5 / 25 /50 – 50 / 100 /200
Operating conditions
- Operating voltage (0...10V) : 14...30 V DC
- Operating voltage (4...20mA) : 12...30 V DC
- Operating temperature : 0...+50 °C
- Storage temperature : -20°C...+120°C
Connections
- Electrical connection : Schraubklemme im Gehäuse
- Process connection : Schlauchanschluss 3,5 mm oder 5,5 mm
Pressure measuring ranges
- 1/2/4mbar :
- 2,5/5/10mbar :
- 12,5/25/50mbar :
- 50/100/200mbar :
- other on request :
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
FDL400
Flow Data Logger
The FDL400 "Flow Data Logger 400" measuring device is suitable for measuring the flow of water and wastewater in fully or partially filled sewers or pipes of various geometries.
Properties
- Housing : Aluminium
- Protection class : IP30
- Dimensions : 197 x 153 x 37,5mm (B x H x T)
- Temperature range : 0 – 50°C
- Supply voltage : 24V DC +/-20%
- Power consumption : 120mA – 220mA
- Reverse polarity protection : ✓
- Display : 4x20
Outputs
- analog 0(4)–20mA : 3x
- digital : 4x
- fixed for alarm : 1x
- free configurable : 3x
display of measured value
- Flow velocity :
- Filling level :
- flow :
- flow rate :
BK-390
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 : –25...+70 °C
- Wire cross-section max. : 1,5mm²
- Switching point distance between two contacts : min. 40 mm
- Switching hysteresis : ca. 10-15 mm
Material
- Housing : Polycarbonat
- Mounting clip : V2A, Kabelbinder (PP)
- Rivet : V2A
- Screw connection : M 20 x 1.5, Polyamid
Weight
- BK-390-50 : 137 g
- BK-390-63 / BK-380 : 140 g
Switching contact
- Switching voltage : 5...250 V AC/DC
- Switching current : 1mA...6 A AC/DC
- Switching capacity(min.) : 300 VA, 60 W
- Switching capacity(max.) : 5 mW
QFS-2X
Stainless Steel Float Switch
QFS-20 & QFS-21 float switches have stainless steel floats and one or two reed contacts.
Properties
- Protection class EN60529 : IP68
- Material Float : VA 1.4571
- Material hose : Edelstahlwellschlauch (1.4404) mit Edelstahldrahtumflechtung (1.4301)
- Operating temperature : max. + 150 °C
- media density : ρ ≥ 0,8g/cm³
- Switching system : Reed-Schalter
- Contact : Wechsler, NO, 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°
- Operating pressure (QFS-20) : max. 15 bar
- Operating pressure (QFS-21) : max. 6 bar
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