Chapter 6: Buffer Memory 6-1; Buffer Memory Assignment; Configurable Sections (Un\G0 To Un\G99) - Mitsubishi Electric Melsec Q Series User Manual

6 Buffer memory
Chapter 6: Buffer memory

6.1 Buffer memory assignment

(1) Configurable sections (Un \ G0 to Un \ G99)
Address
Item
(Decimal)
Setting value
8 to 10
16 to 20
26 to 50
54 to 59
62 to 99
*1 Even if the power failure is restored, data is held because data is backed up by the nonvolatile memory.
*2 For the procedure for using the test mode, refer to section 4.2.5.
The following describes buffer memory assignment.
Point
In the buffer memory, do not write data to the "system area" or area where data
writing data from sequence programs is disabled.
Doing so may cause malfunction.
Table 6.1-1 Configurable sections (Un\G0
Data
Type
0 Pr Phase wire system
1 Pr Primary voltage
2 Pr Primary current
3 Pr Current demand time
4 Pr Electric power demand time
5 Pr Primary voltage of VT
6 Pr Secondary voltage of VT
7 Pr Primary current of CT
- System area
11 Pr Alarm 1 item
12
Pr Alarm 1 value
13
14 Pr Alarm 1 reset method
15 Pr Alarm 1 delay time
- System area
21 Pr Alarm 2 item
22
Pr Alarm 2 value
23
24 Pr Alarm 2 reset method
25 Pr Alarm 2 delay time
- System area
51 Pr Integrated value setting target
52
Pr Integrated value setting value
53
- System area
60 Output period of data acquisition
Pr
61 clock
- System area
to
Un\G99)
Default
Description
value
3
2
2
120
120
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6 – 1
Back
R/W
up* 1
R/W
○
R/W ○
R/W
○
R/W
○
R/W
○
R/W
○
R/W
○
R/W
○
- - -
R/W
○
R/W ○
R/W
○
R/W
○
- - -
R/W
○
R/W ○
R/W
○
R/W ○
- - -
W
×
W ×
- - -
R/W
○
- - -
QE81WH
Output value
during the test
mode* 2
3
2
2
120
120
0
0
0
-
5
1000
0
5
-
6
-1000
1
300
-
0
0
-
0
-