I/O Signals Details - Mitsubishi Electric Melsec Q Series User Manual

3
SPECIFICATIONS

3.4.2 I/O signals details

The following table shows the details of the I/O signals of the MES interface module.
(1) Input signals details
Device
Signal name
No.
X0 Module READY
CompactFlash card
X1
status
X2 File access status
X4 Network status
Table 3.13 Input signals details
Turns ON when the MES interface module becomes ready after the programmable controller is
powered ON from OFF or the programmable controller CPU is reset.
(1) Turns ON when the CompactFlash card is installed and the file access status (X2) is OFF.
(2) Turns OFF when the CompactFlash card is not installed or the file access status (X2) is ON.
(1) Turns ON while file access is stopped.
(a) The following operations are available while file access is stopped.
Removing and installing a CompactFlash card
( Section 4.7.2 Installation/removing the CompactFlash card)
Powering OFF the programmable controller during operation without battery
( Section 4.9 Operation without Mounting Battery)
(b) While file access is stopped, the following status occurs.
Reading from or writing to a CompactFlash card is disabled.
The MES interface function is suspended.
Operation from MES Interface Function Configuration Tool is disabled.
(2) Turns OFF during file access operation.
Powering ON the programmable controller from OFF or resetting the programmable controller
CPU brings file access in operation.
File access stop request (Y2)
File access status (X2)
Information linkage status (X5)
CompactFlash card status (X1)
(1) Turns ON when the MES interface module is initialized and became a connectable state.
(2) When powering ON from OFF or resetting the programmable controller CPU, the network of the
MES interface module is initialized.
3.4 I/O Signals for Programmable Controller CPU
Description
(During stop)
(In operation)
Replace the CompactFlash card.
Power OFF the programmable controller.
3.4.2 I/O signals details
1
2
3
4
5
6
7
(To the next page)
8
3
- 18