Siemens CM 1542-5 Manual page 40

Index
RDREC, 15, 16
SETIO, 16
WRREC, 15, 16
Interrupts, 23
L
Limitations
Number of operable CMs, 15
M
Manual Collection, 8
Measured values
of values of transfer or reaction times, 13
Module replacement, 21
N
Number of operable CMs, 15
O
Operating mode of the CPU, 22
P
PG functions, 14
PG/OP communication, 10
PROFIBUS
DP-V0 and DPV1 standard, 10
PROFIBUS DP
EN 50170 DPV1, 10
PROFIBUS interface, 21
Program blocks, 16
Protection against transient voltage surges, 19
R
Replacing components, 18
RS-485 interface, 21
RS-485 socket, 20
S
S7 communication, 10
S7 connections, 10, 14
General characteristic data, 14
S7 routing function, 22
40
Safety extra low voltage, 17
Safety notices, 17
Siemens DP slave, 10
SIMATIC NET glossary, 4
SIMATIC NET Manual Collection, 8
Startup parameters, 14
Status and error displays, 23
STEP 7, 3
SYNC / FREEZE, 10
System alarms, 23
T
Time master, 11
Time slave, 11
Time-of-day synchronization, 11, 22
Transmission speed, 13
U
UL
Approval, 37
V
Version history, 8
W
Web diagnostics, 11
S7 connections, 11
Manual, 11/2014, C79000-G8976-C290-02
CM 1542-5