Phần mềm SIMATIC S7 MODBUS Master V3.1 Siemens 6ES7870-1AA01-0YA0

SIMATIC S7,MOD.PID CTRL,FB V5.1 SINGLE LICENSE F.1 INSTALLATION R-SW, SW AND DOCU. ON CD, CLASS A, 2 LANGUAGES (G,E), REFERENCE-HW: S7-300/-400, C7