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-101 EX
Measuring transducer (R/I-transducer)
The measuring transducer Tk101 and Tk101Ex are built directly into the connection boxes of our Liquid Level Measuring Instruments of type TK-30.
Properties
Operating temperature
:
-20...+60 °C
Storage temperature
:
-40...+80 °C
Ex-protection
:
siehe Zertifikat
CE marking
:
siehe Konformitätserklärung
Input
Resistance range in three-wire circuit
:
4...10 kΩ
Measuring current
:
0,8 mA @ RE = 4 kΩ
Measuring current
:
0,33 mA bei RE = 10 kΩ
Measuring voltage
:
3,3 V
Supply/Output
2-wire
:
4...20 mA
Voltage(Um)
:
11...28 V DC
Burden / load
:
0...800 Ω |RBürde max = [(Um - Um min) / 0,02] Ω
Output signal in case of error
:
max. 24 mA
Fault influences
Max. Total error
:
± 1 %
Temperature influence
:
-0,015 % / °C
Supply voltage influence
:
0,025 % / V
Setting range
Full deflection
:
60...105 %
Zero point adjustment
:
0...25 %
BK-390
Bistable change-over contact
Magnetically actuated changeover switch,
which permanently changes its electrical switching state as a result of a magnetic system passing by, depending on the direction of movement.
Properties
Protection class EN60529
:
IP 65
Operating temperature
:
–25...+70 °C
Wire cross-section max.
:
1,5mm²
Switching point distance between two contacts
:
min. 40 mm
Switching hysteresis
:
ca. 10-15 mm
Material
Housing
:
Polycarbonat
Mounting clip
:
V2A, Kabelbinder (PP)
Rivet
:
V2A
Screw connection
:
M 20 x 1.5, Polyamid
Weight
BK-390-50
:
137 g
BK-390-63 / BK-380
:
140 g
Switching contact
Switching voltage
:
5...250 V AC/DC
Switching current
:
1mA...6 A AC/DC
Switching capacity(min.)
:
300 VA, 60 W
Switching capacity(max.)
:
5 mW
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%
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
Magnetic immersion probes for use with highly aggressive liquid media for detecting level limits in containers
Properties
Protection class
:
IP 65
Number of floats
:
max. 2x Typ 08
connection cable
:
Silikon Litze
Operating temperature
:
max. 100 °C
Operating pressure
:
max. 10 bar (Zylinder)
Number of contacts
:
max. 2 x Schließer/ Öffner wahlweise durch 180°-Drehung des Schwimmers bei 2 Schwimmern
Switching current
:
1 A
Switching voltage
:
250 V AC
Switching capacity
:
50 W/VA
Sliding tube length
:
max. 1000 mm
media density
:
Typ 08: 0,78 g/cm³
float
:
Zylinder Edelstahl 1.4571 27 mm Ø
min. contact distance with several floats
:
50 mm
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
ZCS-5000
Self-contained CO2 sensor ZCS-5000 in small housing with warning horn
stand alone CO2 sensor for measuring and monitoring carbon dioxide concentration in ambient air.
Properties
Housing
:
Kunststoff
Power supply 24V
:
24V DC | 230V
Measuring element and parameter
Measuring principle
:
optisch, NDIR
measuring grid
:
2 sec.
Accuracy
:
± (50ppm+3% vom Messwert) im Bereich von 300…5.000ppm CO2