Beckhoff M3120 User Manual download pdf (Page 7)

M3120 Incremental encoder 4x Beckhoff II/O-Lightbus

Date 20.10.94 Version 1.1 Page 7 of 14

Evaluation Mode

EE1 EE0 Evaluation

0 0 1 time

0 1 2 times

1 0 4 times

11 -

Rem.: 0 = GND bridge present

1 = open, no bridge

inside the D-SUB connector (15 pins)

II/O-Setup entry

After pasting a module M3120 (incremental encoder 4 times) into the II/O-Lightbus,

following entries have to be made in the II/O-Setup.

Attention: Incremental encoder INC4 must be the first entry and INC1 the fourth entry

in the II/O-Setup Table (look to the example below and to the basic circuit diagram on

page 4):

Example:

1 2 3 4 5 6 7 8 9 10 11 12 13 14

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Beckhoff M3120 User Manual Page 7