CPU 224 XP DC/DC/DC16入10出                 6ES7214-2AD23-0XB0/8
CPU 224 XP  DC/DC/DC继电器16入10出          6ES7214-2BD23-0XB0/8
CPU 226 DC/DC/DC24入16出                    6ES7216-2AD23-0XB0/8
CPU 226  DC/DC/DC继电器24入16出             6ES7216-2BD23-0XB0/8

2、扩展模块EM

EM221 DI模块 8入 24VDC                             6ES72211BF220XA0
EM221 DI模块 8入 （交流120/230VAC）                6ES72211EF220XA0
EM221 DI模块16入 24VDC                             6ES72211BH220XA0
EM222 DO模块 8出 24VDC                             6ES72221BF220XA0

EM222 DO模块 8出 继电器                            6ES72221HF220XA0
EM222 DO模块 8出 （交流120/230VAC）                6ES72221EF220XA0
EM222 DO模块 4出 24VDC-5A                          6ES72221BD220XA0
EM222 DO模块 4出继电器-10A                         6ES72221HD220XA0

EM223DI/ DO模块4入/4出 24VDC                       6ES72231BF220XA0
EM223DI/ DO模块4入24VDC/4出继电器输出              6ES72231HF220XA0
EM223DI/ DO模块8入/8出 24VDC                       6ES72231BH220XA0
EM223DI/ DO模块8入24VDC/8出继电器输出              6ES72231PH220XA0

EM223DI/ DO模块16入/16出 24VDC                     6ES72231BL220XA0
EM223DI/ DO模块16入24VDC/16出继电器输出            6ES72231PL220XA0

EM231模拟量输入模块 4输入                          6ES72310HC220XA0
EM231 2路输入热电阻                                6ES72317PB220XA0
EM231 4路输入热电偶                                6ES72317PD220XA0

EM232 模拟量输出模块，2输出                        6ES72320HB220XA0
EM235 模拟量输入/输出模块 4入/1出                  6ES72350KD220XA0
EM241调制解调器模块                                6ES72411AA220XA0

EM253 定位模块                                     6ES72531AA220XA0
EM277 PROFIBUS-DP模块                              6ES72770AA220XA0
CP241-1以太网模块                                  6GK72431EX000XE0

CP243-1 IT版以太网模块                             6GK72431GX000XE0
CP243-2 AS-I 接口模块                              6GK72432AX010XA0

3、卡和电缆