Operation Button On/Off Information; Various Applications; System Information - Operation Button On/Off Information - Mitsubishi FX3UC SERIES User Manual

FX Series Programmable Controllers
3UC
User's Manual - Hardware Edition

10.19 Operation Button ON/OFF Information

Operation button ON/OFF information can be monitored at the system information (system signal 2) "M
to M + 3" while the PLC is running. Various applications of this function are described below.

10.19.1 Various applications

1. Operation button function checks
The programming tool can be used to monitor the system information's (system signal 2) "operation button
ON/OFF information", to verify that operation buttons are functioning properly.
2. User-registered device changes
The system information's (system signal 2) "display screen information" and "operation button ON/OFF
information" can be used together to change and display 4 or more user-registered devices.
3. User message changes
The system information's (system signal 2) "display screen information" and "user message display
command", and "operation button ON/OFF information" can be used together while a user message is
displayed in order to change (by [+]/[-] button operation) the user message that the program displays.

10.19.2 System information - operation button ON/OFF information

1. System signal 1
System signal 1 has no system information related to this function.
2. System signal 2
System
Information
M
M + 1
M + 2
M + 3
→ Refer to Section 10.20 for the user-registered device setting procedure.
→ Refer to Subsection 10.20.3 to 10.20.5 for program examples.
→ Refer to Section 10.21 user message display function.
→ Refer to Subsection 10.21.4 to 10.21.6 for program examples.
Status
ON [OK] button is pressed.
OFF [OK] button is not pressed.
ON [ESC] button is pressed.
OFF [ESC] button is not pressed.
ON [-] button is pressed.
OFF [-] button is not pressed.
ON [+] button is pressed.
OFF [+] button is not pressed.
10 Display Module (Only FX3UC-32MT-LT)
10.19 Operation Button ON/OFF Information
→ Refer to Section 10.16 for system information setting.
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