GE Fanuc A20B-2101-0390 Alpha i PSM Power Supply Board Voltage Attenuator Card and ABB flame rods are

and ABB flame rods are supported

enabling real-time data collection and storage for fault tracing and system analysis

Normal Mode Rejection Ratio

Silver alloy contacts minimize electrical resistance and suppress arcing during frequent switching cycles across inductive loads

GE Fanuc A20B-2101-0390 Alpha i PSM Power Supply Board Voltage Attenuator Card and ABB flame rods areThe GE Fanuc A20B 2101 0390, also cataloged as the A20B 2101 Power Supply PCB, operates as a dedicated hardware component for AC line noise filtering and internal DC voltage regulation within Fanuc Alpha i PSM high power servo drive systems. It conditions raw three phase AC power, suppresses high frequency line harmonics, and distributes regulated low voltage DC rails to onboard control logic and gate drive circuits without signal degradation.