开关电流是1.8A-2.4A
如果 CPU 的操作模式从 STOP 切换到 RUN 时，包括启动模式处于 RUN 模式时 CPU 断电再上电和执行 STOP 到 RUN 命令切换时，启动组织块 OB 将被执行一次。启动组织块执行完毕后才开始执行主“程序循环”OB 。S7-1200 CPU 中支持多个启动 OB ，按照编号顺序（由小到大）依次执行，OB100 是默认设置。其它启动 OB 的编号必须大于、等于123。
2. 启动 OB 的启动信息
读取启动 OB 的启动信息的使用示例：当发生保持性数据丢失，输出 Q0.0 为1，当发生实时时钟丢失，输出 Q0.1 为1。
SDCS-PIN-48
SDCS-DSL-4
APOW-01C
SDCS-FIS-31A
SDCS-FEX-4
SDCS-FEX-425
SDCS-CON-2
SDCS-CON-2A
SDCS-CON-2B
SDCS-CON-4
SDCS-UCM-1C
SDCS-IOE-3
SDCS-IOE-21
SDCS-IOE-22
SDCS-IOE-23
SDCS-CON-2
SDCS-CON-4
SDCS-PIN-51-COAT
SDCS-PIN-48-COAT
SDCS-PIN-205B-COAT
SDCS-FEX-2A-COAT
SDCS-CON-2A-COAT
SDCS-POW-1C
SDCS-POW-4-COAT
SDCS-PIN-4-COAT
SDCS-PIN-41-COAT
SDCS-PIN-46-COAT
SDCS-DSL-4-COAT
DCF503A-0050
SDCS-FEX-32A
DCF503B-0050
SDCS-FEX-4
DCF803-0035
SDCS-CON-4-COAT
SDCS-PIN-3A
SDCS-PIN-3B
SDCS-IOE-1
SDCS-IOB-3
AC-IOB-3C
AC-IOB-23
SDCS-IOB-23
SDCS-IOB-21
AINP-01C
AINT-02C
5STB24Q2800
5STP16F2800
5STP38N4200
T1XXX-24
T2XXX-18
FS450R17KE3/AGDR-81C S
FS450R17KE3/AGDR-82C S
FS225R12KE3/AGDR-71C S
FS300R12KE3/AGDR-71C S
SDCS-PIN-48
SDCS-PIN-41
SDCS-PIN-46
SDCS-FIS-31
SDCS-FEX-2A
SDCS-PIN-41A
SDCS-PIN-51
AC-PIN-51
SDCS-PIN-205B
SDCS-UCM-1-COAT
SDCS-FEP-1-COAT
SDCS-PIN-11
SDCS-MEM-8-256MB
D2E160-AH02-15
SDCS-POW-4
TV918-1500-28
TV989-2700-28
T918-1770-18
T918-2000-18
SDCS-DSL-4
VVZF-70-16
SDCS-COM-81
SDCS-COM-82
SDCS-PIN-46-COAT
SDCS-IOE2
SDCS-IOE-2
SDCS-UCM-1
NGDR-02C
NRFC-77
NXPP-01
NDPI-02
ASFC-01C
ABRC-01C
SINT4610C
SINT4510C
SDCS-DSL-4
APOW-01C
DCF503A-0050
SDCS-CON-3A
SDCS-CON-3B
SDCS-CON-2A
SDCS-POW-1C
TV918-1500-28NKO
TV989-2700-28NKO
5STP45N2800
5STP45Q2800
AINT-14C
APOW-01C
ADPI-01
