描述
有的内部继电器还可丢电保持，即它的状态（ON或OFF）、PLC丢电后，靠内部电池仍予以保持。再上电后可继续丢电前的状态。保持继电器可增强PLC控制能力，特别对记录故障，故障排除后恢复运行，更显得有用。
ALLEN BRADLEY 7552-040 USPP 7552040
1336-B050-EAG-FA2-L3-S1 ALLEN BRADLEY
1392-B150-RL-MC-B-D1-F2 ALLEN BRADLEY SPINDLE DRIVE
1392-B150-RL-MC-C2-F3-A-F1 ALLEN BRADLEY
ALLEN BRADLEY 1336E-B060-AE-EN-HA2-L8E USPP 1336eB060AE
ALLEN BRADLEY 1395-A70-D2-P10-P54EN USPP 1395A70D2P10P5
ALLEN BRADLEY 1756-L55M13 FNFP 1756L55M13
LOT OF 7 Allen Bradley SMC plus & SMC soft starts
150-A360NBD SMC 300HP 150-B360NBD SMC 300HP ETC
ALLEN BRADLEY MOTOR CONTROLLER 150-B240NBDB-8B *NEW*
Allen Bradley 1336T-B060-AN-GT2EN-HA2-L6, New In Box
Allen Bradley 60 HP 460v AC Drive ,New
ALLEN BRADLEY 1785L86B E PROCESSOR 1785-L86B E NIB FS
