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MELSEC-Q
3 SPECIFICATIONS
Table 3.8 Buffer memory assignment of Q64AD-GH (4/5)
Address
Description
Default
value
Read/Write
1
Reference
Hexadecimal Decimal
7EH 126
CH2 Rate alarm upper limit value (L)
(H)
0 R/W
2
Section
3.4.19
7FH 127
80H 128
CH2 Rate alarm lower limit value (L)
(H)
0 R/W
2
81H 129
82H 130
CH3 Rate alarm upper limit value (L)
(H)
0 R/W
2
83H 131
84H 132
CH3 Rate alarm lower limit value (L)
(H)
0 R/W
2
85H 133
86H 134
CH4 Rate alarm upper limit value (L)
(H)
0 R/W
2
87H 135
88H 136
CH4 Rate alarm lower limit value (L)
(H)
0 R/W
2
89H 137
8AH 138
CH1 Input signal error detection setting value/CH1 Input
signal error detection lower limit setting value
50 R/W
2
Section
3.4.20
8BH 139
CH2 Input signal error detection setting value/CH2 Input
signal error detection lower limit setting value
50 R/W
2
8CH 140
CH3 Input signal error detection setting value/CH3 Input
signal error detection lower limit setting value
50 R/W
2
8DH 141
CH4 Input signal error detection setting value/CH4 Input
signal error detection lower limit setting value
50 R/W
2
8EH 142 CH1 Input signal error detection upper limit setting value 50 R/W
2
8FH 143 CH2 Input signal error detection upper limit setting value 50 R/W
2
90H 144 CH3 Input signal error detection upper limit setting value 50 R/W
2
91H 145 CH4 Input signal error detection upper limit setting value 50 R/W
2
92H 146
System area — — —
to to
9DH 157
9EH 158
Mode switching setting 0 R/W
2
Section
3.4.21
9FH 159
A0H 160
System area — — —
to to
C7H 199
C8H 200 Pass data classification setting
3
0 R/W
2
Section
3.4.22
C9H 201 System area — — —
1 Indicates whether reading from and writing to a sequence program are enabled.
R : Read enabled
W : Write enabled
2 When writing data to the buffer memory, always perform write under the interlock conditions (buffer
memory write conditions) of the following I/O signals.
Writing
request
Buffer memory writing conditions
Operating
condition
setting
request
Operating
condition
setting
completed
flag
3 Areas used to restore the user range settings offset/gain values when online module change is made.
Refer to chapter 7 for details of online module change.