ABB OXP6X210 Shaft 326010-701 Does this unit feature Normally

Does this unit feature Normally Open (NO) or Normally Closed (NC) contacts

What happens if the 24V power supply is lost

Direct Fit Application: Sized for standard furnace pilot burners

Can I test this limit switch with a multimeter

also known as the EX4-I21

ABB OXP6X210 Shaft 326010-701 Does this unit feature NormallyMaximize the efficiency of your electrical control systems with the ABB OXP6X210 Operating Shaft. Specifically designed for seamless integration with ABB pistol handles, this 6mm square shaft serves as a critical interconnect between enclosure doors and power disconnect panels. Engineered for industrial switch disconnectors, it ensures safe operation from the exterior, effectively preventing accidental exposure to live electrical components. This