Siemens 6DD1688-0AD0 SIMADYN D Communication Module

Central Unit And Expansion Module

An S7-300 PLC consists of a central unit (CU) and – if required – one or multiple expansion modules (EMs). The rack containing the CPU is referred to as the central unit (CU). Racks equipped with modules form the expansion modules (EMs) connected to the system's CU.

Siemens Information

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Our supply range
(1) SIEMENS S7-300. S7-400 PLC & HMI 6AV
(2) Allen Bradley 1747, 1746, 1762,1766,1769,1756 Series PLC & HMI
(3) Schneider Quantum 140 series
(4) ABB Inverter ( ACS880)
(5) Mitsubishi PLC & Inverter
(6) Honeywell FSC series, Experion PKS, TDC 2000, TDC 3000
(7) Bently Nevada 3500/3300 monitor,cable
(8) GE Fanuc 90-30 series, 90-70 series

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