PLC自检信号很多，内部器件也很多，多数使用者未充分发挥其作用。其实，完全可利用它进行PLC自身工作的监控，或对控制对象进行监控。对一个复杂的控制系统，特别是自动控制系统，监控以至进一步能自诊断是非常必要的，它可减少系统的故障，出了故障也好查找，可提高累计平均无故障运行时间，降低故障修复时间，提高系统的可靠性。
Agilestar - TN-SFP-LX8-C49 - For Transition Networks
Agilestar - TN-SFP-LX8-C51 - For Transition Networks
Agilestar - TN-SFP-LX8-C53 - For Transition Networks
Agilestar - TN-SFP-LX8-C55 - For Transition Networks
Agilestar - TN-SFP-LX8-C57 - For Transition Networks
Agilestar - TN-SFP-LX8-C59 - For Transition Networks
Agilestar - FTLX1371D3BCL - For Finisar - New In Box
Agilestar - 10G-XNPK-LR - For Foundry Networks - NIB
Agilestar - TN-SFP-LX8-C61 - For Transition Networks
Agilestar - FTLF1621P2BCL-AS - For Finisar - New in Box
Agilestar - FTLX1412M3BTL - For Finisar - New In Box
Agilestar - FTR-1619-53-AS - For Finisar - New in Box
Agilestar - FTR-1619-55-AS - For Finisar - New in Box
Agilestar - FTR-1619-59-AS - For Finisar - New in Box
