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<BR>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                                &nbsp;    6ES72310HC220XA0
EM231 2路输入热电阻                                &nbsp;                 6ES72317PB220XA0
EM231 4路输入热电偶                                                  6ES72317PD220XA0
EM232 模拟量输出模块，2输出    &nbsp;                             6ES72320HB220XA0
EM235 模拟量输入/输出模块 4入/1出    &nbsp;                   6ES72350KD220XA0
EM241调制解调器模块                 &nbsp;                                6ES72411AA220XA0
EM253 定位模块     ;                                          &nbsp;             6ES72531AA220XA0
EM277 PROFIBUS-DP模块                      &nbsp;                   6ES72770AA220XA0

CP241-1以太网模块                 ;                                      6GK72431EX000XE0
CP243-1 IT版以太网模块                                        &nbsp;      6GK72431GX000XE0
CP243-2 AS-I 接口模块                             &nbsp;                    6GK72432AX010XA0