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24-4
24. Siemens PLC
Available Memory
The available memory setting range varies depending on the PLC model. Be sure to set within the
range available with the PLC to be used. Use [TYPE] when assigning the indirect memory for macro
programs.
S5, S5 V4, S7
The assigned memory is indicated when editing the screen as shown below.
* Notes on V4 (or GD-80) data conversion
•
When converting data of V4 (or GD-80) into the V7 data, [S5 V4] is automatically selected for
the PLC type.
•
With V4 (or GD-80), the order of bit strings of I (input relay), Q (output relay) and F (internal
relay) is byte-reversed. Please take note of this.
Memory
TYPE
Remarks
DB
(data register)
0
Use memory address DB1 and later for S7, or
DB3 or later for S5.
I
(input relay)
1
IW as word device, read only
Q
(output relay)
2
QW as word device, read only
F
(flag/internal relay)
3
FW as word device, read only, only in S5 series
M
(flag/internal relay)
3
MW as word device, read only, only in S7 series
T
(timer/current value)
4
Read only
C
(counter/current value)
5
Read only
AS
(absolute address)
6
Unavailable with the S7 series
DB003 000
Address
Block number
Example: For S5, S5 V4:
DB003 : 0000
Address
Colon
Block number
For S7:
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
F0000210
F0000217
F0000200
F0000207
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
F0000200
F0000207
F0000210
F0000217
Memory setting of
V4 (or GD-80)
Memory to be
accessed to PLC
by V4 (or GD-80)
Memory setting of
V7
Memory to be
accessed to PLC
by V7
Example: For S5 V4:
For S5, S7:
FW20
FW20
Summary of Contents for V Series
Page 1: ...V Series...
Page 35: ...2 10 2 Allen Bradley PLC Please use this page freely...
Page 41: ...3 6 3 Automationdirect PLC Please use this page freely...
Page 49: ...6 4 6 FANUC PLC Please use this page freely...
Page 53: ...7 4 7 FATEK AUTOMATION PLC Please use this page freely...
Page 79: ...12 8 12 KEYENCE PLC Please use this page freely...
Page 95: ...14 8 14 LG PLC Please use this page freely...
Page 119: ...16 20 16 MITSUBISHI ELECTRIC PLC Please use this page freely...
Page 135: ...20 4 20 SAIA PLC Please use this page freely...
Page 155: ...24 12 24 Siemens PLC Please use this page freely...
Page 163: ...27 4 27 TOSHIBA PLC Please use this page freely...
Page 169: ...29 4 29 Toyoda Machine Works PLC Please use this page freely...
Page 185: ...33 6 33 Yokogawa Electric PLC Please use this page freely...
Page 215: ...App2 8 Appendix 2 n 1 Connection Multi link 2 Please use this page freely...
Page 221: ...App3 6 Appendix 3 n 1 Connection Multi link Please use this page freely...
Page 225: ...App4 4 Appendix 4 1 n Connection Multi drop Please use this page freely...
Page 317: ...App6 48 Appendix 6 Universal Serial Communications Please use this page freely...