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 programmable digital display AD-31… can be used in all applications through the parameterization capability of the input values and the display area.
Properties
Protection class EN60529 clamp
:
IP 20
Protection class EN60529 front panel
:
IP 65
Operating temperature
:
– 20...+ 60 °C
nominal voltage
:
Weitbereichsnetzteil; 20 V DC ... 230 V AC
Power consumption
:
max. ca. 3 VA
Output contact
:
2 Schließer / NO
Switching voltage
:
max. 250 V AC, 300 V DC
Switching current
:
max. 3 A , DC min. 30 mA
Switching capacity
:
max. 50W, 100 VA
Unregulated auxiliary voltage source
:
15...20 V DC / 20 mA
Display
:
LED 14 mm, 5-stellig
Dimensions
:
96x48x100 mm
Weight
:
ca. 200 g
Panel cut-out
:
H:45+0,6mm, B:92+0,8 mm
Equipment
Measuring input current
:
0(4)...20 mA DC
Measuring input voltage
:
0(2)...10 V DC
Measuring input Potentiometric voltage divider
:
1...100 kΩ
Display
:
LED 14 mm, 5-stellig
operation
:
Folientasten
Display range
:
-19999...32000
data backup
:
EEPROM
measurement uncertainty
:
±1 % oder ±1 Digit
analogue output
:
0 (4)...20 mA
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
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