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ER-214 configure
QFSK-2X configure
T-200.F Ex configure
QFS-55 configure
EE-2X configure
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 :
ER-214
Electrode Relays
Electrode relays for conductive level detection for all areas in which conductive, liquid media are to be detected, controlled or monitored
Properties
- Protection class EN60529 clamp : IP 20
- Protection class EN60529 front panel housing : IP 40
- Operating temperature : –20...+60 °C
- Storage temperature : –30...+80 °C
- AC nominal frequency : 48...62 Hz
- Power consumption : max. 1 W / VA
- Weight : ca. 150 g
Input
- Open circuit voltage : ≤ 10 V AC
- Short-circuit current : ≤ 5 mA
Output
- Contacts : 1 potentialfreie Wechselkontakte pro Kanal
- Switching voltage : min. 5 V | max. 250 V AC | max. 150 V DC
- Switching current : min. 5 mA | max. cosφ=1 3A | max. cosφ=0,7 1 A/AC | max. cosφ=1
- Switching capacity : min. 300 mW | max. 750 VA / 150 W (30 V DC / 5 A) / 18 W (150 V DC / 0,12 A)
- Working / Idle current : umschaltbar
- overvoltage category : EN 61010-1 Kategorie III
QFSK-2X
Stainless steel float switch combination
Float switch combinations QFSK for level monitoring & level control with maximum and minimum contact sensor.
Properties
- Protection class EN60529 : IP 68
- Material Float : VA 1.4571
- Material hose : Edelstahlwellschlauch (1.4404) mit Edelstahldrahtumflechtung (1.4301)
- rod length : max. 5 m
- Number of floats : bis 5
- 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°
- Ex-protection : optional; IBExU10ATEX 1089
- Operating pressure WFSK-25 : max. 15 bar
- Operating pressure QFSK-26 : max. 6 bar
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
T205-0.F
Ex area zone 0 (category 1)
The magnetic immersion probes T20... are used to detect fill level limit values in containers for liquid media, where an explosive atmosphere of zone 0 (cat. 1) is present in the gas space above the liquid and Ex zone 1 (cat. 2) is present outside the container, in the area of the junction box.
Properties
- Protection class EN60529 cable : IP 68
- connection cable : max. 10 Meter PUR
- Sliding tube length : Max. 6000 mm
- Operating temperature : max. 120 °C
- F-Contact : 1 / 12 kΩ
Float
- Stainless steel ball 44 mm Ø : max. 15 bar | 0,60 g/cm³
- Stainless steel cylinder 27 mm Ø : max. 10 bar | 0,78 g/cm³
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°
T205-0
Immersible Magnetic Probe made of PVC, PE, PPH, PTFE or stainless steel (1.4571)
Magnetic immersion probes for use with highly aggressive liquid media for detecting level limits in containers
Properties
- Protection class : IP 68 Kabel
- Float type : max. 4x Zylinder Edelstahl 27 mm Ø
- connection cable : 1000 mm PUR Blau
- Sliding tube length : max. 6000 mm
- Operating temperature : max. 120 °C
- Operating pressure : max. 10 bar (Schwimmer)
- media density : 0,78 g/cm³
- Number of contacts : max. 2 Schließer / 2 Öffner
- Switching current : 1A, 2A
- Switching capacity : 50 W/VA
- min. contact distance with several floats : 50 mm
EE-2X
electrode, multiple for Ex-Zone 0 (Cat. 1)
The conductive electrodes of the EE-21/EE-22 series enable the monitoring of conductive liquids within the Ex area Zone 0 (Cat. 1).
Variants
- cable connection on side : EE-21
- cable connection on top : EE-22
Properties
- connection : Edelstahl (1.4571)
- Protection class EN60529 : IP65
- Ex-protection : TÜV 02 ATEX 1796 X
- Ex protection type : II 1 G Ex ia IIC T6 bzw. Ex ia IIB T6 / II ½ G Ex ia IIC T6 bzw. Ex ia IIB T6
- connection thread : G1" | G1¼"
- Cable entry EE-21 : Edelstahl (1.4571)
- Cable entry EE-22 : Kunststoff
- Rod diameter : 4 mm | 6 mm
- rod length : max. 6.000 mm
- Operating pressure media side : max. 40 bar
- Spacer : ab Länge > 1000 mm je 1 pro 1000 mm
Material
- electrode body : Edelstahl (1.4571)
- Seal (head) : Viton
- Seal (media side) : Viton | PTFE
- Potential equalisation conductor connection : Edelstahl (1.4571)
- electrode rods : Edelstahl (1.4571) | Hastelloy C | Tantal
- Coating : PTFE
Operating temperature
- Category 1 Class T6...T1 : 60 °C
- Category 2 Class T6 : 80 °C
- Category 2 Class T5 : 95 °C
- Category 2 Class T4 : 130 °C (100°C)
- Category 2 Class T3...T1 : 150 °C (100°C)
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