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QFS-55 configure
ES-20 configure
AD-310 configure
QFS-55
Teflon float switch in rod design
The float switch combination is built with float switches of the QFS-50 and QFS-60 series. This makes it possible to control a level in a simple way.
Technical Data
- Material : PTFE (Teflon)
- connection cable : Silikon, Teflon
- Material rod : VA-Rohr, PTFE beschichtet
- Operating temperature : max. +150 °C
- media density : ρ ≥ 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°
ES-20
Pressure limiter | Pressure monitor | Safety pressure limiter | Pressure regulatorelectronic 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
Operating conditions
- Pressure type : Relativdruck, Differenzdruck
- Temperature of the fluid : -40…+125 °C
- Ambient temperature : -20…+65 °C
- Parts in contact with media : Edelstahl
Connections
- Process connection Relative pressure : G 1/4 Innengewinde
- Process connection differential pressure : G 1/8 Innengewinde
- Analogue current output : 1 x 4...20 mA
- Digital inputs/outputs : Konfigurierbar als 2 x Alarm oder 1 x Alarm und 1 x Fernentriegelung
Measuring range relative pressure
- Nominal pressure : -1...500 bar variabel wählbar
- Overload pressure : 2 x Nenndruck
- Bursting pressure : 4 x Nenndruck
- Setting accuracy : 0,1 % vom Nenndruck
Measuring range differential pressure
- Nominal pressure : 0...1 mbar 0...10 mbar 0...50 mbar 0...100 mbar 0...250 mbar 0...1.000 mbar
- Overload pressure : 10 x Nenndruck
- Bursting pressure : 15 x Nenndruck
- Setting accuracy : 0,1 % vom Nenndruck
AD-310
programmable Digital Display
The programmable digital display AD-31… can be used in all applications through the parameterization capability of the input values and the display area.
Properties
- Protection class EN60529 clamp : IP 20
- Protection class EN60529 front panel : IP 65
- Operating temperature : – 20...+ 60 °C
- nominal voltage : Weitbereichsnetzteil; 20 V DC ... 230 V AC
- Power consumption : max. ca. 3 VA
- Output contact : 2 Schließer / NO
- Switching voltage : max. 250 V AC, 300 V DC
- Switching current : max. 3 A , DC min. 30 mA
- Switching capacity : max. 50W, 100 VA
- Unregulated auxiliary voltage source : 15...20 V DC / 20 mA
- Display : LED 14 mm, 5-stellig
- Dimensions : 96x48x100 mm
- Weight : ca. 200 g
- Panel cut-out : H:45+0,6mm, B:92+0,8 mm
Equipment
- Measuring input current : 0(4)...20 mA DC
- Measuring input voltage : 0(2)...10 V DC
- Measuring input Potentiometric voltage divider : 1...100 kΩ
- Display : LED 14 mm, 5-stellig
- operation : Folientasten
- Display range : -19999...32000
- data backup : EEPROM
- measurement uncertainty : ±1 % oder ±1 Digit
- analogue output : 0 (4)...20 mA
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