GND

ground connection of the encoder(s)

+5 V

+ supply terminal of the encoder(s)

0 V

- supply terminal of the encoder(s)

in0 to in23

outputs of the encoder(s)

1...24

ERR

error output of the encoder(s)

25

3OT0

command to inhibit the 0 encoder outputs (for multiplexing)

26

3OT1

command to inhibit the 1 encoder outputs (for multiplexing)

27

AD0, AD1

encoder multiplexing command

28,30

COM

shared AD0 and AD1 signals

32

+ EPSR

encoder supply return input + (connect to +5 V if no monitoring)

29

- EPSR

encoder supply return input + (connector at 0 V if no monitoring)

31