elobau 671 I 0 12 Series, Operating Instructions Manual

Page: 52 / 140

Date: 20.04.2016
GB
52/135
4 Function
These non contacting machine safety sensors utilise reed con-
tacts. A control unit monitors the sensor for all open and short
circuits. A coded magnet is used to operate the sensor without
making physical contact.
The actuation magnet approaching the machine safety sensor
has the following effect (in relation to the safety output of the
elobau control unit):
4.1 Models
The machine safety sensors differ mainly in their different con-
nection terminals (see contact configuration on the foldout)
:
Machine safety sensors are suitable for connection to a control
unit.
Suitable elobau control units on request.
Distance Control unit function

a and

0.5 mm On

b
Off (cannot be switched from this position)

c Off (can be switched on again)
Model Contact configuration
671261 Three Normally Open contacts, 4 wire
671262 Two Normally Open contacts, 3 wire
671V62 Two Normally Open contacts, 4 wire
671271 Normally Open / Normally closed contacts, 4 wire