2-1
FC 56
J31069-D0155-U001-A0-7618
Block Specifications
2.1
Technical Data
Block number:
FC 56
Block name:
FC 56
Symbolic name:
“MOBY FH-MT”
Family:
–
Work memory requirements:
8932 bytes
Local data:
146 bytes
Version:
1.0
Blocks called:
SFC 58, SFC 59, SFC 20, SFC 21, SFC 1
Assignment of data blocks:
MOBY Param = 300 bytes per channel
(defined with UDT 10)
Flags used:
None
Counters used:
None
Registers used:
AR1, AR2
Call:
Cyclic
Table 2-1
Typical runtimes of FC 56 (cycle load of AS in msec)
S7-CPU
Idle Pass
ASM Centrally in S7-300
ASM Distributed on
PROFIBUS
Read MDS
Write MDS
Read MDS
Write MDS
315-2 DP
1.9
3.7 + n * 0.023
3.6 + n * 0.022
3.4
3.6
318-2 DP
0.13
1 + n * 0.01
1.3 + n * 0.007
0.4
0.45
416-2 DP
0.1
–
–
0.35
0.38
n = Amount in bytes of processed
user data
per read or write command
When a command processes more than 214 bytes of MDS data, n = 214 must
always be used in the table.
Remarks:
The times of the ASM for data communications with the
data memories are described in the MOBY configuration manual.
2
Содержание MOBY FC 56
Страница 12: ...Introduction 1 6 FC 56 J31069 D0155 U001 A0 7618 ...
Страница 63: ...5 1 FC 56 J31069 D0155 U001 A0 7618 Sample Applications 5 ...
Страница 80: ...Sample Applications 5 18 FC 56 J31069 D0155 U001 A0 7618 ...
Страница 90: ...Entry Exit Check of an MDS in an SLG Field 6 10 FC 56 J31069 D0155 U001 A0 7618 ...
Страница 94: ...System Configuration 7 4 FC 56 J31069 D0155 U001 A0 7618 ...
Страница 100: ...Commissioning Guidelines 8 6 FC 56 J31069 D0155 U001 A0 7618 ...
Страница 101: ...9 1 FC 56 J31069 D0155 U001 A0 7618 Error Messages and Trouble Shooting 9 ...
Страница 152: ...Programming MOBY ASM on PROFIBUS DP V1 B 30 FC 56 J31069 D0155 U001 A0 7618 ...