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Rotary encoder, Measuring machine, Incremental encoder, Single turn encoder, Optical encoder
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51
Pin layout
12-pin fl ange socket
or
M23 coupling
12-pin M23 connector
15-pin D-sub connector
for IK 215
12-pin PCB connector
Power supply Incremental signals Other signals
12 2 10 11 5 6 8 1 3 4 7 / 9
4 12 2 10 1 9 3 11 14 7 13 5/6/8 15
2a 2b 1a 1b 6b 6a 5b 5a 4b 4a 3a 3b /
UP Sensor
UP
0 V Sensor
0 V
Ua1 .. Ua2 £ Ua0 ¤ ¥1) Vacant Vacant2)
Brown/
Green
Blue White/
Green
White Brown Green Gray Pink Red Black Violet – Yellow
Shield on housing; UP = Power supply voltage
Sensor: The sensor line is connected in the encoder with the corresponding power line
1) LS 323/ERO 14xx: vacant 2) Exposed linear encoders: switchover TTL/11 ìAPP for PWT
Input circuitry of
the subsequent electronics
Dimensioning
IC1 = Recommended differential line
receiver
DS 26 C 32 AT
Only for a > 0.1 ìs:
AM 26 LS 32
MC 3486
SN 75 ALS 193
R1 = 4.7 k-
R2 = 1.8 k-
Z0 = 20 -
C1 = 220 pF (serves to improve noise
immunity)
Incremental signals
Reference-mark signal
Fault-detection signal
Encoder Subsequent electronics
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