hanjing

elevator control mainboard(elevator test),international elevator,elevator hall 1.good function 2.high quality elevator control mainboard(elevator test),international elevator,elevator hall ELEVATOR CONTROL MAINBOARDHK2000-A1 mainboard configurationJapan Hitachi SH-2 series 32 bits microprocessorfour-layer panel SMT(surface mounted technology) craftsmanshiptailor-made RS485 serial communication ...