主站：见图6，在PLC 屏结构图上可以看到，主站上的模块 从左到右依次排列。PLC 的CPU采用具有加强型 ETHERNET （以太网）功能的 CPU364，通过该 ETHERNET 可读取从 站 3 ENIU 所带的 I/O 数据，实现远程信号采集；
NIB MSD INC. B255XCXPM RELAY 120VAC 10A
OMRON E2E-X20MD1S PROXIMITY SENSOR E2EX20MD1S
RELIANCE ELECTRIC CARDPAK TRANSFER UNIT 0-49007
TURCK Ni2-Q6,5-ADZ32-?0,16-FSB5.4X4/S?304 PROX. SWITCH
BALLUFF BOS 18M-PS-1RB-E5-C?-S4 SENSOR
NIB NORGREN R17-800-RNLA REGULATOR R17800RNLA
LOT OF 22 NIB NTN 6200LLUC3/EM BEARINGS 6200LLUC3
NIB LENZE E82ZAFS INTERFACE MODULE
MICRO SWITCH BZLN-LH LIMIT SWITCH 15AMP BZLNLH NIB
NIB 509 8″ BROAN AUTOMATIC WALL FAN *MISSING GRILLE COV
ALLEN BRADLEY 1497-N11 CONTROL CIRCUIT TRANSFORMER
NIB MAC 57C-51-RA REMOTE AIR VALVE 1/2NPTF NC 57C51RA
NIB NAMCO EB551-75043 COIL MLD 110/60V EB55175043
DYNAMATIC 15-46-0 CONTROL BOARD 15460
VICKERS XG-03-3F-21 REDUCING VALVE XG033F21
MITSUBISHI MR-J2S-T01 SERVO CC-LINK INTERFACE MRJ2ST01
NIB TELCO LT 110 AP38 15 LIGHT TRANSMITTER LT110AP3815
SIEMENS 505-4632 OUPUT MODULE 24~110 VAC 5054632
