KRTM 20B/4.6121-S12

Contrast sensor

Part no.: 50111771

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KRTM 3B/4.2121-S8
Contrast sensor
Part no.: 50111768
  • Series: 3B
  • Operating range, max.: 14.5 mm
  • Light source: LED, RGB
  • Switching output: Transistor, PNP
Part no.: 50111768
Series 20B
Special version Teach input
Time function
Beam path Focused
Light source LED, RGB
Light spot size [at sensor distance] 1.5 mm x 6.5 mm
Light spot orientation Horizontal
Type of light spot geometry Rectangular
Light beam exit On face
Focus Fixed
Supply voltage UB 10 ... 30 V, DC
Residual ripple 0 ... 15 %, From UB
Open-circuit current 0 ... 35 mA
Number of teach inputs 1 Piece(s)
Teach process Static 2-point
Number of digital switching outputs 1 Piece(s)
Switching element Transistor, PNP
Switching principle Light/dark switchable
Switching frequency 10,000 Hz
Type of connection Connector
Thread size M12
Material Plastic
No. of pins 4 -pin
Encoding A-coded
Design Cubic
Dimension (W x H x L) 30.4 mm x 82 mm x 53 mm
Housing material Plastic
Plastic housing PC-ABS
Net weight 50 g
Type of display LED
Operational controls Teach button
Ambient temperature, operation -25 ... 60 °C
Degree of protection IP 67
Protection class III
Certifications c UL US
Standards applied IEC 60947-5-2
Customs tariff number 85365019
ECLASS 8.0 27270906
ECLASS 9.0 27270906
ETIM 5.0 EC001820
ETIM 6.0 EC001820
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