6 in-position signal inp, In-position signal inp – ADLINK PCI-8164 User Manual

Page 61

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Signal Connections

49

3.6 In-position Signal INP

The in-position signal INP from a servo motor driver indicates its
deviation error. If there is no deviation error, then the servo’s posi-
tion indicates zero. The signal names, pin numbers, and axis num-
bers are shown in the table below.

The diagram below shows the input circuit of the INP signals.

The in-position signal is usually generated by the servomotor
driver and is ordinarily an open collector output signal. An external
circuit must provide at least 5 mA current sink capabilities to drive
the INP signal. For more details of INP signal operations, refer to
section 4.2.1.

CN2 Pin No Signal Name Axis #

10

INP1

1

28

INP2

2

60

INP3

3

78

INP4

4

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