MMC card is the new Siemens PLC program, data storage, and present several PLC should be used for the following products:
Order product name
6ES7 314-1AF10-0AB0 new CPU 314
6ES7 new CPU 315-2AG10-0AB0 315-2DP
6ES7 312-5BD00-0AB0 CPU 312C
6ES7 313-5BE00-0AB0 CPU 313C
6ES7 313-6CE00-0AB0 CPU 313C-2DP
6ES7 313-6BE00-0AB0 CPU 313C-2PTP
6ES7 314-6CF00-0AB0 CPU 314C-2DP
6ES7 314-6BF00-0AB0 CPU 314C-2PTP
6ES7 613-1CA00-0AE3 C7 613
6ES7 635-2EC00-0AE3 C7 635 OP
6ES7 635-2EB00-0AE3 C7 635 OP
6ES7 151-7***-0AB0 ET200S with CPU
Note: the above product order number may be slight adjustments in product hardware and software upgrades, product characteristics product name shall prevail.
1. In ordered above products Shi, PLC itself not with MMC card, so to normal using PLC, you must according to you project actual needs ordered a size applies of MMC card, if you of PLC Shang not insert MMC card, you is cannot will STEP7 in the of program and data download down of, while you should note, cannot charged plug pulled MMC card, or will lost program or damaged MMC card.
2. In the Simatic Manager, select Download a block, then the block is downloaded to the MMC card, if you select in the tree diagram on the left of the window Block folder to download, all chunks are downloaded to the MMC card, MMC existing information will be overwritten, and the number of read and write data to the MMC card or download the program without restrictions.
3. Except the CPU integrated in the SFB/SFCs blocks of MMC among other pieces can be deleted online.
4. For some CPU, new MMC card (6ES7 953-XXX10-0AA0) replace the old version of the MMC card (6ES7 953-XXX00-0AA0), PLC’s OPERATING SYSTEM needs to be upgraded. Upgrades require the use of PG (6ES7798-0BA00-0XA0) or a programmer with USB port (6ES7792-0AA00-0XA0), through STEP7 MANAGER menu feature in Windows “PLC/UPDATE OPERATING SYSTEM” will be CPU_HD. UPD files written to the MMC card, CPU_HD. UPD files can be downloaded at www4.ad.Siemens.de get.
5. MMC card as CPU of Mount memory (Load Memory), in for you of CPU selection MMC of when, we recommends you by selected of MMC card must to is greater than is equal to you by selected of CPU work memory of size (work memory), best than work memory big some, but if you of application in the, PLC work Shi to using large of process data, history data, formula data, or control process in the exists more of user program block, and STEP7 function blocks (such as FB41, FB42, and so on), it is recommended that the MMC card using 2-8M, but please note that only 314, 315-2DP, C7 series PLC supports MMC card 8M.
6. MMC card is loaded in-memory, so it is not able to read directly from your PC configuration software in data values on the MMC card (data in the DB), the configuration screen is read PLC data in the RAM memory.
7. Siemens PLC, Siemens must be used on a dedicated MMC cards as listed in the following table, you cannot use the digital camera, mobile phone or PDA and other digital products using generic–MMC card.
The order numbers for MMC cards are in the following table:
Micro Memory Card / S7-300 Order number
64 Kbytes 6ES7 953-8LF11-0AA0
128 Kbytes 6ES7 953-8LG11-0AA0
512 Kbytes 6ES7 953-8LJ11-0AA0
2 Mbytes 6ES7 953-8LL11-0AA0
4 Mbytes 6ES7 953-8LM11-0AA0
8 Mbytes 6ES7 953-8LP11-0AA0
PLC ONE 