Product DescriptionAphotoelectricswitchisadeviceusedtodetectthedistance,absence,orpresenceofanobjectbyusingalighttransmitter,ofteninfrared,andaphotoelectricreceiver.Theyareusedextensivelyinmachinery,textile,metallurgy,tobacco,railway,warindustryandsoon.Therearethreedifferentfunctionaltypes:throughbeam(opposed),retroreflective,anddiffusedtype(proximity-sensing).
Athroughbeam(opposed)arrangementconsistsofareceiverlocatedwithintheline-of-sightofthetransmitter.Inthismode,anobjectisdetectedwhenthelightbeamisblocked fromgettingtothereceiverfromthetransmitter.Aretroreflectivearrangementplacesthetransmitterandreceiveratthesamelocationandusesareflectortobouncethelightbeambackfromthetransmittertothereceiver.Anobjectissensedwhenthebeamisinterruptedandfailstoreachthereceiver.Adiffused(proximitysensing)arrangementisoneinwhichthetransmittedradiationmustreflectofftheobjectinordertoreachthereceiver.Inthismode,anobjectisdetectedwhenthereceiverseesthetransmittedsourceratherthanwhenitfailstoseeit
Specification
Type
BRLK29-TBRLK29-RBRLK29-D
Detection Method
Through BeamRetro ReflectiveDeffuse Reflective
Sensing Distance
5.0 m4.0 m30 cm
Output
Relay
Voltage UB [V]
AC/DC: DC12-240V/AC24-240V
Current IL [mA]
≤200
Delay Time
≤3ms
Protection
IP67
Function Indication
Led
Control Output
AC250V 3A
Angle Of Beam
3°
Tempreture[ºC]
-25+55
Housing Material
Plastic ABS
Weight
130 g
Dimension
M50*50*18