累加器是用来暂存数据的寄存器，它可以用来存放运算数据、中间数据和结果！西门子S7-200 Smart系列 PLC提供4个长度为32位的累加器，其地址范围是 AC0 ~ AC3，是可读写单元。
优势价格，全新现货：西门子PLC电子元器件
| 6ES71344GB620AB0 | 2AI, I, HS, 4-WIRE |
| 6ES71344MB020AB0 | 2AI, I, HF, 2/4-WIRE |
| 6ES71344JB510AB0 | 2AI, RTD, ST |
| 6ES71344NB510AB0 | 2AI, RTD, HF |
| 6ES71344NB010AB0 | 2AI, TC, HF |
| 6ES71344GD000AB0 | 4AI, I, ST, 2-WIRE |
| 6ES71344JD000AB0 | 4AI, TC, ST |
| 6ES71354FB010AB0 | 2AO, U, ST |
| 6ES71354LB020AB0 | 2AO, U, HF |
| 6ES71354FB520AB0 | 2AO, U, HS |
| 6ES71354GB010AB0 | 2AO, I, ST |
| 6ES71354MB020AB0 | 2AO, I, HF |
| 6ES71354GB520AB0 | 2AO, I, HS |
| 6ES71384DA040AB0 | 1 COUNT 24V/100KHZ |
| 6ES71384DE020AB0 | 1 COUNT 5V/500KHZ |
| 6ES71384DD010AB0 | 2 Pulse |
| 6ES71384DB030AB0 | 1 SSI, 25bit/1MHz |
| 6ES71384DC010AB0 | 1 STEP 5V/204KHz |
| 6ES71384DL000AB0 | 1 POS U |
| 6ES71384DF010AB0 | 1 SI, RS232/422/485, 3964R |
| 6ES71384DF110AB0 | 1 SI, MODBUS/USS |
| 6ES71384GA500AB0 | 4 SI IO-LINK |
| 6ES71384FD000AA0 | 4 POTDIS |