Output 7 fig 1221 examples of circuit symbols for

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Unformatted text preview: tuated by approach of a magnet Fe Proximity-sensitive sensor (normally closed contact), actuated by approach of ferrous object Table 12.1.2: Circuit symbols for sensors to standard DIN 40 900, Part 7 © Festo Didactic GmbH & Co. KG • FP 1110 199 12. Circuit symbols for proximity sensors 12.2 Examples of circuit symbols BN(1) BN(1) BK(4) BK(4) BU(3) BU(3) 1 2 BN(1) BN(1) BK(4) BK(4) BU(3) BU(3) 3 4 BN(1) BN(1) WH(2) BK(4) BU(3) BU(3) 5 BN(1) BN(1) WH(2) BK(4) BK(4) BU(3) 6 BU(3) 7 Magnetic proximity sensor (1) Inductive proximity sensor (2) Capacitive proximity sensor (3) Ultrasonic proximity sensor (4) Through-beam optical sensor, Emitter and receiver in separate housing, Receiver with 2 switching outputs (5) Optical proximity sensor, Emitter and receiver in one housing, 2 switching outputs (6) Optical proximity sensor, Receiver and emitter in one housing, 1 switching output (7) Fig. 12.2.1: Examples of circuit symbols for proximity sensors 200 © Festo Didactic GmbH & Co. KG • FP 1110 13. Technical terms relating to pr...
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