System overview
3.6 I/O modules
3.6
I/O modules
3.6.1
PM4000 DI/DO
Function
The I/O module PM4000 DI/DO provides 8 digital outputs and 8 configurable inputs/outputs.
The digital I/O modules are controlled by the S7-CPU using the process image.
NOTICE
The PM4000 DI/DO may not be used for safety-related functions.
Design
22
PM4000 DI/DO
Item
Description
①
Status LEDs
RUN LED lights up green: Power on /
•
initialization status
ERR LED lights up red: Fault status
•
②
Digital outputs 1 to 8
③
Digital inputs/outputs 9 to 16 (switchable per
channel)
④
LEDs for displaying the switching state (one
LED per input/output)
LED on: H state
•
LED off: L state
•
Operating Instructions, 11/2015, A5E35066204A/RS-AA/002
SIPLUS HCS4200