Pepperl+Fuchs DK20/49 Print mark contrast sensor

Pepperl+Fuchs DK20/49
Item Number: DK20/49
  • Diffuse mode sensor for recording any print mark
  • Static TEACH-IN: automatic switching threshold adaptation
  • Optical system exchangeable by 90В°
  • 30 micro-s response time, suitable for extremely rapid scanning processes
  • 3 emitter colors: green, red and blue
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Control elementsTeach-In key
Degree of protectionIP67
Switching typelight/dark on switchable, results from the order of the Teach-In
Sensor range9.5 mm В± 3 mm
MTTFd650 a
Operating voltage10 ... 30 V DC
Connection5-pin, M12 x 1 connector
Light spot representationrectangular 1 mm x 4 mm ,
Function indicatorLED yellow; switching operation: lights up if print mark is detected
Teach-In operation: flashing slowly
alarm display: flashing quickly, if no safe operation is possible
Mission Time (TM)20 a
Signal output1 PNP and 1 NPN short-circuit protected, open collector, synchronized-switching
Diagnostic Coverage (DC)0 %
Light typeVisible green/red/blue, modulated light
Light sourceLED


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