Precision pressure switch for low pressure applications
Can be used in oil, brake fluid, diesel, air and other gases.
With very good stability and overpressure resistance.
technical properties
Pressure range
:
0...500mbar gestuft
supply
:
12 - 24 V DC
Output
:
Relais 230 V/1A
overload
:
2 x Messbereich
Med. connection
:
Schlauch
electrical connection
:
Schraubklemme
feature
:
Tasten, LCD-Anz.
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
GSB-390
Glass float with magnet insert
for actuating monostable and bistable contacts
Variants
150
:
AußenØ 26,5 x 150 mm (2 Magnete für monostabile Kontakte) Gewicht ca. 50 g
190
:
AußenØ 26,5 x 190 mm (2 Magnete für monostabile Kontakte) Gewicht ca. 61 g
205
:
AußenØ 26,5 x 205 mm (3 Magnete auch für bistabile Kontakte) Gewicht ca. 69 g
EFV2 24V
adaptive conductive electrodes with and without 24 V direct connection
The conductive electrode EFV2 is approved by the "DIBt" as an overfill prevention device for liquids hazardous to water.
Operating temperature
:
PE, PVC: atmosphärisch PPH : 90 °C, PVDF: 100 °C
Operating pressure
:
atmosphärisch
Resistance value of line monitoring
:
22 kΩ / 100 kΩ je nach Ausführung
Operating temperature
PE
:
atmosphärisch
PVC
:
atmosphärisch
PPH
:
90 °C
PVDF
:
100 °C
Technical specifications electronic part
Operating temperature
:
–20...+85 °C
Storage temperature
:
–30...+85 °C
nominal voltage
:
24...30 V DC
Power consumption
:
max. 2 W
Switching voltage
:
max. 230 V AC / V DC min. 5 V DC (CMOS-Relais)
Switching current
:
max. 0,12 A AC / A DC min. <1 mA
Switching capacity
:
max. 25 VA / W
Sensitivity
:
3k … 100 kΩ
EF2...5
Conductive Electrodes with general approval for constructions
Conductive electrodes type EF2...5 are approved by the “DIBt” (German Institute for Structural Engineering) as liquid level limit switches for the overfill protection of containers for storing water-endangering liquids
Properties
Protection class EN60529
:
IP 65
connection thread
:
G1" | G1¼" | G1½"
Union nut
:
G2¾" | S 100x8
Operating temperature PE / PVC
:
atmospheric
Operating temperature PPH
:
90°C
Operating temperature PTFE
:
100°C
Operating pressure
:
atmospheric
Resistance value of line monitoring
:
22 kΩ / 100 kΩ