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ES-21 configure
QFS-1X configure
PVS-390 configure
MKL configure
ES-21
Electronic safety switching device with 1 safety function
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
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
PVS-390
PVC float with magnet insert
for actuating monostable and bistable contacts
Variants
- 40 : AußenØ 40 x 165 mm, für RohraußenØ 50 mm Gewicht ca. 145 g
- 50 : AußenØ 50 x 125 mm, für RohraußenØ 63 mm Gewicht ca. 156 g
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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