IBR8R4KS-W25 IBR9530S IBS IL 24 BK-T/U-PAC IBS IL 24 RB-T IBS MC FLASH 2MB IBS MC FLASH 4MB IBS PCI SCI-T IBS RL 24 DI 168-LK IBS RL 24 DIO 888-LK IBS RL 24 DO 168-R-LK