SIEMENS
QAM2120.040 حساس حرارة هواء للدكت أشارة LG-Ni
Climatix POL423.50/STD HVAC controller; 24 VAC/DC; 21 I/O incl stepper output; RS485, KNX; Modbus/BACnet MSTP; PL-Link; SD-card; USB; programmable for HVAC applications; 18 pack