Option I/O Interface Overview - Yamaha RCX240 User Manual

2. Option I/O interface over view
The option I/O interface of the controller is expandable to a maximum of 4 units for compatibility
with customer systems. A description of each I/O terminal and its connection is given here.
Connect these I/O terminals correctly and efficiently.
This option I/O interface contains 24 general-purpose inputs and 16 outputs. The type of option I/
O interface (NPN or PNP specifications) is set prior to shipment.
Inputs are referred to here as DI (Digital Inputs) and outputs as DO (Digital Outputs).
Specifications
ID Number of I/O points
General-purpose input
1
General-purpose output : 16
General-purpose input
2
General-purpose output : 16
General-purpose input
3
General-purpose output : 16
General-purpose input
4
General-purpose output : 16
The ID in the above table are set by the DIP switch on the option I/O interface unit.
c
CAUTION
See "7. I/O connections" in Chapter 3 for a definition of NPN and PNP specifications.
Connector
name
: 24
: 24
OPT. DIO
(Honda Tsushin Kogyo)
: 24
: 24
Chapter 6 PARALLEL I/O INTERFACE

2. Option I/O interface overview

Connector type
Conductor wire
No.
MR-50LM
0.3 sq mm or more
1
2
3
4
5
6
7
8
9
10
6-21