Control Network Specifications > DeltaV Smart Switches and Media Modules

Power specifications for the DeltaV RM104 Smart Switches

Table: Power specifications for DeltaV RM104 Smart Switches
Item Specification
Input voltage 100 - 240 VAC
Alarm contacts Normally closed. Changes to Open if:
  • Power supply fails
  • Internal voltage supply fails
  • Self-test failure occurs
Input current 0.5 - 0.3 A
Figure: Alarm relays on the RM104 Smart Switches