随着PLC技术的发展，其数据存储区越来越大。如德维森公司的PLC，其数据存储区（DM区）可达到9999个字。这样庞大的数据存储区，可以存储大量数据。数据采集可以用计数器，累计记录采集到的脉冲数，并定时地转存到DM区中去。数据采集也可用A／D单元，当模拟量转换成数字量后，再定时地转存到DM区中去。PLC还可配置上小型打印机，定期把DM区的数据打出来。
Agilestar - 1184560P2 - For use in Adtran - New in Box
Agilestar - 3HE00867AA - For Alcatel-Lucent - NIB
Agilestar - 0231A0A7 - For use in 3Com - New in Box
Agilestar - XENPAK-1XGE-LR - Juniper - New in Box
Agilestar - 10G-SFPP-LR - For use in Brocade - NIB
Agilestar - FTLX1341E2-AS - For Finisar - New in Box
Agilestar - BTI-10GLR-XN-AS - For Telco - New in Box
Agilestar - SMC10GXEN-LR - For SMC - New in Box
Agilestar - AS-XFP-10G-LR - For Agilestar - New in Box
Agilestar - TN-SFP-LX8-C45 - For Transition Networks
Agilestar - TN-SFP-LX8-C29 - For Transition Networks
Agilestar - TN-SFP-LX8-C27 - For Transition Networks
Agilestar - TN-SFP-LX8-C31 - For Transition Networks
