simatic s7-300 - megaelektrik.net

SIMATIC S7-300
Central processing units
CPU 312C to CPU 317F-2 DP
■ Technical specifications (continued)
6ES7 312-1AD10-
0AB0
6ES7 314-1AF10-
0AB0
6ES7 315-2AG10-
0AB0
6ES7 317-2AJ10-
0AB0
6ES7 318-2AJ00-
0AB0
Data areas and their
retentive characteristics
Flags
-Number 128 Byte 256 Byte 2,048 Byte 4,096 Byte 8 MByte
- adjustable retentivity Yes;
MB 0 to MB 127
Yes;
MB 0 to MB 255
Yes;
MB 0 to MB 2047
Yes;
MB 0 to MB 4095
Yes;
MB 0 to MB 1023
- Number of clock memories 8; 1 memory byte 8; 1 memory byte 8; 1 memory byte 8; 1 memory byte 8; 1 memory byte
Data blocks
- Number, max. 511; from DB 1
to DB 511
511; from DB 1
to DB 511
1,023; from DB 1
to DB 1023
- Size, max. 16 KByte 16 KByte 16 KByte; Local
data size: max.
1024 bytes per
sequence level/ 510
bytes per block
2,047; from DB 1 2,047
to DB 2047
64 KByte 64 KByte
- adjustable retentivity Non-Retain support
(adjustable retentivity)
Local data
- adjustable, max. 8.192 Byte
- preset
3.584 Byte
- per priority class, max. 256 Byte 510 Byte 128 Byte 1.024 Byte 8.192 Byte
Address area
I/O address area
- Inputs 1 KByte 1 KByte 2 KByte 8 KByte 8 KByte
-Outputs 1 KByte 1 KByte 2 KByte 8 KByte 8 KByte
• of which distributed
- Inputs 2 KByte 8.192 Byte 8 KByte
-Outputs 2 KByte 8.192 Byte 8 KByte
Process image
- Inputs 128 Byte 128 Byte 128 Byte 256 Byte 2.048 Byte
-Outputs 128 Byte 128 Byte 128 Byte 256 Byte 2.048 Byte
- Inputs, preset 256 Byte
- Outputs, preset 256 Byte
Digital channels
- Inputs 256 1,024 16,384 65,536 65,536
-Outputs 256 1.024 16,384 65,536 65,536
- Inputs, of which central 256 1,024 1,024 1,024 1,024
- Outputs, of which central 256 1,024 1,024 1,024 1,024
Analog channels
- Inputs 64 256 1,024 4,096 4,096
-Outputs 64 256 1,024 4,096 4,096
- Inputs, of which central 64 256 256 256 256
- Outputs, of which central 64 256 256 256 128
Configuration
• Central units, max. 1
• Expansion units, max. 3
• Racks, max. 1 4 4 4 4
• Modules per rack, max. 8 8 8 8 8
Number of DP masters
- integral 0 0 1 2 2
- via CP 1 1 1 2 2; CP 342-5
Number of FMs and CPs that can
be operated (recommendation)
-FM 8 8 8 8 16
- CP, point-to-point 8 8 8 8 8
- CP, LAN 4 10 10 10 16
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Siemens ST 70 · 2005
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