Mitsubishi Electric Melsec Q Series User Manual page 224

7
PROGRAMMING
Buffer memory address
26446(674E )
H
26447(674F )
H
26448(6750 )
H
26449(6751 )
H
26450(6752 )
H
26451(6753 )
H
26452(6754 ) to
H
26484(6774 )
H
26485(6775 ) to
H
26488(6778 )
H
26489(6779 ) to
H
26768(6890 )
H
7
- 35 7.5 Program Example for Alarm Acquisition
7.5.1 Alarm read request (without ACK)
(b) When failed
Table7.32 Response Format (When Failed)
An error code is stored. (
The FDL address of the DP-Slave from which the alarm was read is stored.
Stored value: 0000 to 007D
H
The read completion status of the alarm data is stored.
b15 to b8
0
Bit Description
Read completion status of alarm data No.1
b0
0: Failed or not executed
1: Normally completed
Read completion status of alarm data No.2
b1
0: Failed or not executed
1: Normally completed
Read completion status of alarm data No.3
b2
0: Failed or not executed
1: Normally completed
Read completion status of alarm data No.4
b3
0: Failed or not executed
1: Normally completed
(1) When E506
Detailed error code 1 is stored. (
(2) When a value other than E506
26446 (674E
Stored value: FFFF
(1) When E506
Detailed error code 2 is stored. (
(2) When a value other than E506
26446 (674E
Response result
Stored value: FFFF
(1) When E506
Detailed error code 3 is stored. (
(2) When a value other than E506
26446 (674E
Stored value: FFFF
Empty area
Stored value: 0000
Empty area
Stored value: 0000
Empty area
Stored value: 0000
H
Result
Section 9.5.4)
(0 to 125)
H
b7 to b0
See below.
Bit
b4
b5
b6
b7
is currently stored in buffer memory address 26446 (674E
H
)
H
(No detailed error code 1)
H
is currently stored in buffer memory address 26446 (674E
H
)
H
(No detailed error code 2)
H
is currently stored in buffer memory address 26446 (674E
H
)
H
(No detailed error code 3)
H
H
H
Description
Read completion status of alarm data No.5
0: Failed or not executed
1: Normally completed
Read completion status of alarm data No.6
0: Failed or not executed
1: Normally completed
Read completion status of alarm data No.7
0: Failed or not executed
1: Normally completed
Read completion status of alarm data No.8
0: Failed or not executed
1: Normally completed
Section 9.5.4)
is currently stored in buffer memory address
H
Section 9.5.4)
is currently stored in buffer memory address
H
Section 9.5.4)
is currently stored in buffer memory address
H
)
H
)
H
)
H