P3: Basic PLC Program for SINUMERIK 840D sl
13.2 Key data of the PLC-CPUs for 840D sl and 840Di sl
Basic Functions
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
841
Type of control
840D sl (NCU 720.2 PN and NCU 730.2 PN)
PLC CPU:
Integrated PLC 319-3PN/DP
1)
Firmware release:
FW 2.4
FW 2.6
FW 2.7
Key CPU data
Retentive memory (for retentive DB contents)
256 KB
256 KB
256 KB
Work memory
1400 KB
1400 KB
1400 KB
Load memory (integr. virt. memory module)
2)
2048 KB
2048 KB
2048 KB
Bit memories
65536
65536
65536
Timers
2048
2048
2048
Counter
2048
2048
2048
Clock memory
8
8
8
System functions
SFB
0-5, 32, 52-54, 75,
81
0-5, 32, 52-54, 75,
81
0-5, 32, 52-54, 75,
81
SFC
0-7, 11-15, 17-24,
28-34, 36-44, 46, 47,
49-52, 55-59, 64-74,
81-84,
101-103, 105-108,
112-114, 126,127
0-7, 11-15, 17-24,
28-34, 36-44, 46, 47,
49-52, 55-59, 64-74,
81-84,
101-103, 105-109,
112-114, 126,127
0-7, 11-15, 17-24,
28-34, 36-44, 46, 47,
49-52, 55-59, 64-74,
81-84,
101-103, 105-109,
112-114, 126,127
Program/data blocks
OB
1, 10, 20-21, 32-35,
40, 55-57, 61, 80,
82, 83, 85-87, 100,
121-122
1, 10, 20-21, 32-35,
40, 55-57, 61, 80,
82, 83, 85-87, 100,
121-122
1, 10, 20-21, 32-35,
40, 55-57, 61, 80,
82, 83, 85-87, 100,
121-122
FB
0-2048
0-2048
0-2048
FC
0-2048
0-2048
0-2048
DB
1-2048
1-2048
1-2048
Max. block length DB
64 KB
64 KB
64 KB
Max. block length FC, FB
64 KB
64 KB
64 KB
Inputs/outputs
Logical I/O addressing range
0-8191
0-8191
0-8191
Reserv. log. addressing range for drives
4096-8191
4096-8191
4096-8191
Process image (fixed)
0-255
0-255
0-255
Notice: The inputs/outputs above 4096 are reserved for integrated drives.
1)
Firmware release: Release of the SIMATIC CPU, from which the SINUMERIK PLC CPU is derived.
2)
The memory is also on the CompactFlash Card of the NCU.
3)
Although there are four ports on the front panel, ports PN-P3 and PN-P4 have not been released for use, and are, from
FW 2.6 and higher, permanently deactivated in the configuration.