Powering Resilience: Unveiling the GE Duo - IC698PSA350 & IC698PSD350 An engineer is designing the control system for a new water treatment plant. The PLC hardware will be the robust Emerson (formerly GE) PAC Systems RX3i. The critical decision: How to power it? The control room has standard AC power, but the remote pump stations run on secure 24V DC battery banks. Q: What is the p...