Configurable I/O (9W 'D' socket)
The connector is a 9W miniature 'D' socket, pinout as follows:
Pin number
Function
Description
1
I/O 0
General purpose input or output 0
2
I/O 1
General purpose input or output 1
3
I/O 2
General purpose input or output 2
4
I/O 3
General purpose input or output 3
5
Sync
External sync cable
6
External I/O 24 V supply
Supply provided for use on CMM switches
7
I/O 4
General purpose input or output 4
8
I/O 5
General purpose input or output 5
9
0 V
Common reference line for input and output
signals
Shell
Screen
NOTE:
During commissioning general purpose pins can be configured to be either input or output.
SPA3-2 installation guide
www.renishaw.com
Issued 08 2020
32