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
EF2 24...230 V
Conductive electrodes with 24...230 V direct connection
The EF2 overfill protection (24...230 V AC/DC) is approved by "DIBt" as an overfill protection for liquids hazardous to water.
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 / max. 50 W
min. contact distance with several floats
:
125 mm
SG2420
Supply unit SG2420 for flow sensor
The DSM-2420 sensor can only be operated in hazardous areas with the associated SG2420 power supply unit or appropriately designed, approved Zener barriers.
Properties
Housing
:
Kunststoff
Protection class
:
IP00
Ambient temperature
:
-20…+60°C
Supply voltage
:
24V DC +20% / -10%
ZDS-H
Precision pressure switch for high-pressure applications up to 2,000 bar
Can be used in oil, brake fluid, diesel, air and other gases.
With very good stability and overpressure resistance.
Properties
Pressure range
:
0...2.000 bar gestuft
supply
:
24 V DC
Output
:
Relais 60 V AC/1A
overload
:
1,5 x Messbereich
Med. connection
:
G 1/4 Zoll
electrical connection
:
Schraubklemme
feature
:
Tasten, LCD-Anz.
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
T200
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
connection
:
Polyesterdose | Aluminiumdose
Protection class EN60529
:
IP 65 Anschlussdose
Connector plug
:
3- und 6-fach
connection thread
:
G 1/8" | G 3/8" | G 1/4" | G 1/2" | G 1" | G1 1/4" | G1 1/2" | G2" | G3"
connection cable
:
LiYY max. 80 °C | PTFE-Litze, 0,24 mm² | Silikon max. 150 °C
Sliding tube length
:
max. 1000 mm (Rohr Ø 8 mm) | 6000 mm
Operating pressure
:
max. 20 bar
Viscosity
:
< 100 cp
Protection class EN60529
:
IP 68 Führungsrohr
Switching voltage
:
max. 250 V
Switching hysteresis
:
ca. 2...5 mm
Holding range
:
ca. 12 mm
Contact function
:
monostabil | bistabil
Operating temperature
ltdata.
:
max. +60...+150 °C
ltdata.
:
min. –20... –10 °C
ltdata.
:
höhere oder niedrigere Temperaturen auf Anfrage
Switching capacity
Changeover contact
:
60 W/VA
normally open
:
100 W/VA
Normally closed contact
:
60 W/VA
Switching current
Changeover contact
:
max. 1 A
NO/NC contact
:
max. 2 A
Contacts
Changeover contact
:
8
normally open
:
10
Normally closed contact
:
7
TK-315
Evaluation unit with 4 limit contacts (NO-contacts)
The TK-315 limit comparator can be used in conjunction with our TK-30... continuous level sensors with 0(4)...20 mA or 0...10 V output signal for level control/measurement.
Properties
Protection class EN60529 clamp
:
IP 20
Protection class EN60529 front panel housing
:
IP 40
Operating temperature
:
–20...+60 °C
nominal voltage
:
24... 230 V AC/DC
Power consumption
:
2 VA
Dimensions housing type B
:
22,5 x 114,5 x 99 mm
Dimensions housing type C
:
22,5 x 114,5 x 114 mm
Input
power
:
0/4...20 mA
Voltage
:
0...10 V
Resistance in three-wire circuit RG
:
0–4...10 kΩ
Output
Output contacts
:
4 Schließerkontakte
Switching voltage
:
max. 250 V AC
Switching current
:
max. 3 A
Switching capacity
:
max. 500 VA
Temperature influence tolerance
:
max. ± 0,6 % der Signalspanne
Mounting
:
Tragschiene nach EN 50022
Current output
:
4...20 mA bezogen auf die Masse des Eingangs
Display (%)
:
2-stellig, 7-Segment
Weight
:
175 g
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