5Dm Control Functions (Restrictions From Plc); System Information List - Mitsubishi Electric MELSEQ FX3S Series User Manual

FX Series Programmable Controllers
3S
User's Manual - Hardware Edition
16.8

5DM Control Functions (Restrictions From PLC)

Some of the display module functions require system information settings in order to enable program control
of these functions. Functions which require the use of system information are listed below.
• Specified device monitor function
→ Refer to Section 16.9 details.
• Back light off function
→ Refer to Section 16.10 details.
• Display screen protect function
→ Refer to Section 16.11 details.

16.8.1 System information list

Devices with head number specified in special data register D8158 and D8159 are assigned as system
information devices (data register, auxiliary relay). Data register (excluding special data register) should be
specified for the system information's "system signal 1", and auxiliary relay (excluding special auxiliary relay)
should be specified for the system information's "system signal 2". Both D8158 and D8159 have default
settings of "-1" (Disables 5DM control functions).
1. System signal 1
Special data
register
D8158=K
Occupies
5 points
2. System signal 2
Special data
register
D8159=K
Occupies
15 points
→ Refer to Section 16.9 to Section 16.14 for explanations of each system signal.
System
Information
Device type to be displayed
D
Device No. to be displayed
D +1
Back light off time (minutes)
D +2
Device for display screen protect function
D +3
Not used
D +4
System
Information
Request Edit of displayed device data
M
Edit completion response
M +1
Back light off function invalid (Turns on backlight forcedly.)
M +2
ON: Disable OFF: Enable
Error display valid/invalid
M +3
[ESC] button status
M +4
[-] button status
M +5
[+] button status
M +6
[OK] button status
M +7
Decimal/hexadecimal value display setting
M +8
ON: Hexadecimal OFF: Decimal
Specified device monitor screen display status
ON: The specified device monitor screen is displayed.
M +9
OFF: Any screen other than the specified device monitor screen is displayed.
M +10 to 14 Not used
16 Display Module (FX3S-5DM)
16.8 5DM Control Functions (Restrictions From PLC)
• Error display valid/invalid
→ Refer to Section 16.12 details.
• Operation button ON/OFF information
→ Refer to Section 16.13 details.
• Decimal/hexadecimal current value display
setting
- For hexadecimal display of value
→ Refer to Section 16.14 for the setting
Description
For specified device monitor function
Description
Operation button ON/OFF information
11
12
13
procedure.
14
15
Reference
Section 16.9
Section 16.10 16
Section 16.11
-
Reference
17
Section 16.9
Section 16.10
Section 16.12
A
Section 16.13
Section 16.14
B
Section 16.9
-
C
167