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9 © Brüel & Kjaer Vibro GmbH/4 mm ds821 / 21.7.15 /technical specifications subject to change / C104958.001/V01
EN
4 mm displacement sensor system series ds821
User manual
| Safety
•
All national and regional regulations governing safety and the prevention of accidents.
Personnel must be trained according to IEC 60079-14. In addition, personnel must be aware of
the general installation regulations for electrical equipment and the relevant national regulations
regarding the construction of explosion-protected facilities.
1.6
Information on delivery and transport
1.7
Information on assembly and disassembly
!
W
ARNING
!
Unauthorised opening of the product, removal of components, improper use,
incorrect installation or operation leads to the risk of serious personal injury or
material damage.
C
AUTION
!
Protect the displacement sensor system from shocks, dust and dirt during storage
and transport. Protect the sensor tip using the supplied protective rubber cap.
i
N
OTE
!
To ensure that the displacement sensor system is functioning properly, do not
change the physical length of any of the system cables.
You must also ensure that the components used, the displacement sensor and the
extension cable, add up to a nominal system length of 5 m or 10 m.
!
C
AUTION
!
Danger of injury through moving machine parts. Shut down the plant before
installing the displacement sensor.
!
C
AUTION
!
Live components can cause the driver to become defective. Close the electrical
connection and apply voltage only once all parts of the displacement sensor
system have been connected correctly.
i
N
OTE
!
The driver housings may not contact each other or any other conductive parts.
