测试

SIMATIC S7-400H, CPU 414-5H, central processing unit for S7-400H and S7-400F/FH, 5 interfaces: 1x MPI/DP, 1x DP, 1x PN and 2 for sync modules, 4 MB memory (2 MB data/2 MB program),

SIMATIC S7-400, CPU 414-3 Central processing unit with: Work memory 2.8 MB, (1.4 MB code, 1.4 MB data), 1st interface MPI/DP 12 Mbit/s, 2nd interface PROFIBUS DP, 3rd interface plug-in IFM module

SIMATIC PCS 7, CPU 410E Process Automation, central processing unit for S7-400 and S7-400H/F/FH, 5 interfaces: 2x PN, 1x DP, 2x for sync modules for using as spare part, without System Expansion Card\n test

SIMATIC PCS 7，PS 407 4A XTR S7-400 电源 宽范围，120/230 V UC；5 V DC/4 A，适用于更大的温度范围，带保形涂层

SIMATIC PCS 7, CR3 XTR S7-400 中央机架，带 4 个插槽，温度范围更广，带保形涂层

SIMATIC S7, DIGITAL INPUT SM 326, 24 DI; DC 24V, FAILSAFE DIGITAL INPUTS FOR SIMATIC S7 FAILSAFE SYSTEMS WITH DIAGNOST. INTERRUPT, 1 X 40 PIN