Teflon float switch for all kinds of liquids up to 150°C
The float of the QFS-50 and QFS-60 float switches is made of Teflon. Inside the float, one or two reed contacts with a movable permanent magnet are inserted as a switching element.
Switching current / switching voltage
:
nur zum Anschluss an KR-163... oder andere „Namur”-Relais
Switching hysteresis
:
ca. 100 mm
Switching angle
:
ca. +20°...–20°
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
T208
Immersible Magnetic Probe made of PVC, PE, PPH
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
MTA
Mechanical tank level indicator
The tank level indicator is a mechanically actuated indication operating "on the spot”. It permits a high degree of safety and flexibility thanks to separate points of measurement and indication.
Properties
Tank connection
:
Flansch ab DN 80 (Sonderanschlüsse auf Wunsch)
Material
:
siehe Maßbild
Material Tube
:
PVC, transparent | Ø 50 x 1,8 | Ø 63 x 3,0
Operating temperature
:
–20...+60 °C
Operating pressure
:
atmosphärisch
Material Float
PPH
:
Ø 70 mm 460 g
PVC
:
Ø 70 mm 455 g
PPH
:
Ø 40 mm 370g
PE
:
Ø 70 mm ca. 450 g
Material Rope
PPH
:
(rot, Ø 2 mm) ~ 2 g/m
Polyester
:
(bunt, Ø 2 mm) ~ 4 g/m
PTFE
:
(weiss, Ø 3 mm) ~ 10 g/m
VS-D250
Transmitter for ViscoScope viscosity sensors
Maximum flexibility for an optimal choice of measuring instrument: The VS-D250 transmitter is compatible with all ViscoScope® sensors of the types VA-100 and VA-300.
Properties
Output card socket
:
2
External input
:
0/4…20 mA | 0/2…10 V DC
Power supply
:
24V DC, 12 W
Dimensions
:
142 x 106 x 73 mm (L x B x H)
Front
:
RS232, MODBUS RTU (Standard)
Display and Operation
Lines
:
4
Pages
:
2
Character set
:
alphanumerisch
Buttons
:
3 (front)
Alarms
system function
:
sensor diagnosis
:
Coil Temperature
:
2 configurable LEDs
:
optional outputs
0/4…20mA | 0/2…10V DC (active)
:
RS232 | RS485
:
2 SPDT-Relays: RS232 | RS485
:
Filter
Moving average (200 measured values)
:
T200.F-24V
Overfill protection with 24V direct connection
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
ltdata.Polyesterdose
:
PO/ET-520
ltdata.Polyethylenanschlusskopf
:
PE/ET-521
Properties
Protection class EN60529
:
IP 65
connection thread
:
G 1", G 1¼", G 1½", G2", G3”
Union nut
:
G 2¾", S 100x8
Guide tube length
:
max. 6 m
Operating temperature
:
max. 80 °C
Operating pressure
:
atmosphärisch
media density
:
ρ ≥ 0,6 g/cm³ (je nach Schwimmertyp)
Switching hysteresis
:
typ. 2 mm
Switching point tolerance
:
max. 2 mm
Power supply
nominal voltage
:
24 V DC (24…300V DC)
Power consumption
:
≤ 1 W
Output
Output contact
:
1 potentialfreier Wechselkontakt
Switching voltage
:
max. 250 V AC / 30 V DC
Switching current
:
max. 3 A AC / 3 A DC
Switching capacity
:
max. 750 VA / 90 W
Optocoupler
Switching voltage
:
max. 30 V
Switching current
:
max. 100 mA
displays
:
Betriebs-LED grün, Funktions-LED rot
Switching delay
:
ca. 0,5 s Anzug/Abfall
EE-24
Ex-Electrode-single with integrated safety barrier
When using a threshold detection electrode with integrated safety barrier, exceeding or falling below a threshold in conductive fluids in Ex-Zone 0 (category 1) can be detected.
Properties
connection thread
:
G 1/2” Standard | G 3/4” | G1”
Cable
:
TPK (Standard) | SIL (Silikon) | FEP (Teflon)
rod length
:
max. 6.000 mm
Operating pressure
:
max. 40 bar
Material
electrode body
:
Edelstahl 1.4571
Process connection
:
Edelstahl 1.4571
Coating
:
PTFE
electrode rod
:
Edelstahl 1.4571
on request
:
Hastelloy C | Tantal
XR-6x0 | XR-6x1
Contact protection relay Measuring transducer
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
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%
Our application engineers advise you
personally, comprehensively and professionally!