Mounting Restrictions
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Electrical Definitions
Cable/terminals
Cable/terminals
NO/NC user selectable
Normally open
Normally closed
Normally closed
NPN (–) sinking
PNP/NPN selectable
DC 3-/4-wire
AC/DC 2-wire Protection isolated (Protection Class II )
Wire colors, marking
per DIN IEC 60757
BN
brown
BK
black
BU
blue
WH
white
Connector
PNP (+) sourcing
Cable/terminals
To ensure that the sensors are not mechanically destroyed during in-
stallation, make sure that you comply with the following torque figures.
Housing size Material Tightening torque
M5×0,5 V2A
3 Nm
M8×1 V2A 15 Nm
M12×1 V2A 40 Nm
M18×1 V2A 60 Nm
M30×1,5 V2A 90 Nm
Manual - Capacitive Sensor BCS
Safety Instructions and Functions and Features
Subject to technical modifications is accepted for the accuracy of this information. © Balluff GmbH 872033 - 10/2009
You can obtain further information (data sheets, instructions, etc.) via Internet address www.balluff.de
Flush-mount (shielded)
proximity switches
Unshielded
proximity switches
Opposing
installation of 2 sensors
... can be installed with their sensing faces flush to the metal.
The distance between two proximity switches (in row mounting)
must be 2d.≥
The sensing face must extend 2s
n
from the≥
two proximity switches must be 2d.≥
... requires a minimum distance of a 4d≥
Sensing face
Sensing
face
Clear zone
between the sensing faces.
Normally open
(XDC - output)
The sensor closes a circuit to the load when a target is detected
or the sensor is operated. Contacts are open when the sensor
is not operated and when there is no external force on the
actuator.
The sensor opens a circuit to the load when a target is detected
or the sensor is operated. Contacts are closed when the sensor
is not operated and when there is no external force on the actuator.
N.O. (normally open):
N.C. (normally closed):
Switching function
- Please read the product description prior to set-up of the unit. Ensure that the
product is suitable for your application without any restrictions.
- The unit conforms to the relevant regulations and EC directives.
- Improper or non-intended use may lead to malfunctions of the unit or to
unwanted effects in your application.
- That is why installation, electrical connection, set-up, operation and
maintenance of the unit must only be carried out by qualified personnel
authorized by the machine operator.
- The capacitive sensor detects without contact metals, almost all plastics, glass,
ceramics, wood, paper, oils, greases, water and all hydrous materials and
indicates their presence by providing a switched signal.
Connector
metallic installation medium. The distance between
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