Balluff BIS M-62 Series, Manual

Page: 45 / 198

BIS M-62_ MANUAL
38
2
2.3.7 Digital I/O (-12 models)
The Digital I/O Connector (M12 8-pin Female Connector) is used for connecting the
processor unit to optional external digital input/output devices. See par. 2.7 for further details.
Figure 26 - M12 8-pin Female Connector (Digital I/O)
Pin Name Function
1 Vdc Power from the Processor unit to the I/O device
2 GND Power Ground
3 O1+ Output 1 positive
4 O1-c Output 1 negative
5 O2+ Output 2 positive
6 O2- Output 2 negative
7 I1A Input 1A (optocoupled polarity insensitive)
8 I1B Input 1B (optocoupled polarity insensitive)
CAUTION
The Vdc and Ground pins on this connector must not be used to power the
processor unit. They can only be used to optionally supply the I/O device
within the limits specified in par. 2.7 and in the Technical Features.