Mitsubishi Electric MELSEC iQ-R Series User Manual page 216

Latest address of alarm history
Among 'Alarm history' (Un\G3760 to Un\G3919), the buffer memory address where the latest alarm code has been stored is
stored.
■Buffer memory address
The following shows the buffer memory address of this area.
Buffer memory area name
Latest address of alarm history
Latest address of alarm history (in the Q compatible mode)
Interrupt factor detection flag [n]
The detection status of an interrupt factor is stored.
Monitored value
0
1
When an interrupt factor occurs, an interrupt request is sent to the CPU module at the same time as 'Interrupt factor detection
flag [n]' (Un\G5 to Un\G20) is turned to Interrupt factor (1).
"n" indicates an interrupt setting number. (n = 1 to 16)
■Buffer memory address
The following shows the buffer memory address of this area.
Buffer memory area
name
Interrupt factor detection flag
[n]
Interrupt factor detection flag
[n] (in the Q compatible mode)
Control mode selection monitor
The setting of 'Control mode selection' (Un\G300) is stored in this area. The following table lists stored values and the details.
• 0H: Standard control
• 1H: Heating-cooling control (normal mode)
• 2H: Heating-cooling control (expanded mode)
• 3H: Mix control (normal mode)
• 4H: Mix control (expanded mode)
• 5H: Position-proportional control (normal mode)
• 6H: Position-proportional control (expanded mode)
For details on the modes, refer to the following:
Page 15 Control Mode Selection Function
■Buffer memory address
The following shows the buffer memory address of this area.
Buffer memory area name
Control mode selection monitor
Control mode selection monitor (in the Q compatible mode)
APPX
214
Appendix 3 Buffer Memory Areas
Description
No interrupt factor
Interrupt factor
1 2 3 4 5
5 6 7 8 9
3000 3001 3002 3003 3004
CH1 CH2
4
1539
6 7 8 9 10
10 11 12 13 14
3005 3006 3007 3008 3009
CH1 CH2
37
183
CH3 CH4
11 12 13 14 15
15 16 17 18 19
3010 3011 3012 3013 3014
CH3 CH4
16
20
3015