Specifications are subject to change without notice (25.06.99)
1
Nominal
Ordering no.
Ordering no.
Ordering no.
sensing distance
Polyester, smooth
Polyester, 1 1/2" PT
Teflon, 1 1/2" PT
8 mm
VR 1A
VR 2A
VR 3A
15 mm
VR 1B
VR 2B
Level Sensors
Capacitive level sensor for solids,
fluids or granulated substances
Polyester types, smooth or with 1 1/2" pipe thread
Teflon type with 1 1/2" pipe thread for rough
environments
For use with amplifier SV 150/250 or SV 160/260
Product Description
Ordering Key
VR 3 A
Capacitive level sensors for
solids, fluids or granulated
substances.
Typical application: Level
detection in agriculture envi-
ronments (e.g. silos).
Type
Distance
Specifications
Type Selection
Power supply
20-30 VDC, 1 k
Consumption
Active
Min. 1.5 mA, max. 5.0 mA
Inactive
Min. 8.5 mA, max. 26.0 mA
Housing material
VR1, VR2
Thermoplastic polyester
VR3
Teflon
Operating frequency
20 Hz
Environment
Degree of protection
IP 67
Operating temperature
0 to +70C (+32 to +158F)
Storage temperature
-30 to +80C (-22 to +176F)
Indication for output ON
No
Connection
VR1
Cable (PVC), 5 m
VR2, VR3
Cable (PVC), 2 m
Pressure
VR2, VR3
10 bar at 80C
Pipe thread
VR2, VR3
1 1/2"
Types VR1, VR2, VR3
Capacitive
VR1
VR2
VR3
Dimensions
Pipe thread ISO 228/1-G 1 1/2"
VR1
VR2
VR3
Pipe thread ISO 228/1-G 1 1/2"
Wiring Diagram
1 k
30 VDC
Black
Amplifier
Grey
> SV150/250
> SV160/260
VR1, VR2, VR3
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