The RS232 to USB Adapter is required for connecting power controllers to a PC or Notebook USB interface.
Thyro-S 1S H1 Thyro-S SH LR1Thyro-A H1Thyro-A H RL1Thyro-A C02Thyro-A EThyro-AX H RL2Thyro-AX H RLP2Thyro-PThyro-P 1P TFTThyro-P 3P MCThyro-P Control Unit
