Unitronics Industrial Automation Systems
1
IO-DI16
I/O Expansion Module 16 Digital Inputs
The IO-DI16 is an I/O expansion module
that can be used in conjunction with
specific Unitronics OPLC controllers.
The module offers 16 digital inputs in 2
groups, type pnp/npn (source/sink).
The interface between the module and
the OPLC is provided by an adapter.
The module may either be snap-mounted
on a DIN rail, or screw-mounted onto a
mounting plate.
Component identification
1 Module-to-module
connector
2
Communication status indicator
3
Input connection points: I8-I15
4
Input status indicators
5
Module-to-module connector port
6
Input connection points: I0-I7
1
5
6
3
2
IO-DI1 6
9
8
10 11 12 13 14 15
I7
I6
I5
I4
I3
I2
I1
I0
I8
I9 I10 I11 I12 I13 I14 I15
P
N
0V
P
N
0V
4
User safety and equipment protection guidelines
This document is intended to aid trained and competent personnel in the installation of this equipment as defined
by the European directives for machinery, low voltage and EMC. Only a technician or engineer trained in the
local and national electrical standards should perform tasks associated with the electrical wiring of this device.
Under no circumstances will Unitronics be liable or responsible for any consequential damage that may
arise as a result of installation or use of this equipment, and is not responsible for problems resulting from
improper or irresponsible use of this device.
All examples and diagrams shown in the manual are intended to aid understanding. They do not guarantee
operation.
Unitronics accepts no responsibility for actual use of this product based on these examples.
Only qualified service personnel should open this device or carry out repairs.
Please dispose of this product in accordance with local and national standards and regulations.
Check the user program before running it.
Do not attempt to use this device with voltage exceeding permissible levels.
Install an external circuit breaker and take appropriate safety measures against short-circuiting in
external wiring.
Failure to comply with appropriate safety guidelines can result in severe personal injury or
property damage. Always exercise proper caution when working with electrical equipment.
