Siemens CPU 312, Руководство по аппаратному обеспечению и установке

Страница: 114 / 238

&RPPLVVLRQLQJ
S7-300 Automation System, Hardware and Installation: CPU 31xC and CPU 31x
9-2
A5E00105492-03
5HFRPPHQGHGSURFHGXDUGZDUH
With its modular structure and many different upgrade options, the S7-300 can be
very large and extremely complex. It is therefore inappropriate to initially start up
an S7-300 with multiple racks and all inserted (installed) modules. Rather, we
recommend a step-by-step commissioning procedure.
We recommend the following initial commissioning procedure for an S7-300:
Table 9-1 Recommended commissioning procedure - part I: Hardware
7DVNV 5HPDUNV ,QIRUPDWLRQFDQEH
IRXQGLQ
an installation and wiring
check according to
checklist - in the following Chapter
Disabling connections to
drive aggregates and
control elements This prevents negative effects on your system as
a result of program errors.
7LS
Redirecting output data from your outputs to
a data block, allows you to check the status of the
outputs at any time
-
Preparing the CPU Connecting the PG in the Chapter
&RQQHFWLQJ
WKH3*
Commission the CU with inserted power supply
module and CPU.
First, switch on the expansion modules (EMs)
which are equipped with an auxiliary power
supply module and then switch on the power
supply module of the CD. in Chapter ,QLWLDO3RZHU
2Q
Central unit (CU):
commission the CPU
and power supply, check
the LEDs
Check the LED displays on both modules. in Chapter 7HVWLQJ
)XQFWLRQV'LDJQRVWLFV
DQG)DXOW(OLPLQDWLRQ
Initialize the CPU and
check the LEDs - in Chapter 5HVHWWLQJ&38
PHPRU\
CU:
commission all other
modules Insert further modules into the CU and
commission them in succession. Reference Manual
0RGXOH'DWD
Expansion module (EM):
Connecting If required, interconnect the CU and the EMs:
Insert only one Send IM into the CU and the
matching receiver IM into the EM. Chapter 0RXQWLQJ
EM:
Commissioning Insert further modules into the EMs and
commission them in succession. See above.