Vertiv UF-DRY410 Relay Card

The relay card can provide four channels of relay digital signal output to theremote site. They are UPS on Battery, Battery Low, UPS on Bypass or inStandby, UPS Faulty. Each dry contact signal output channel provides bothnormally open and normally closed ports. The relay card can also receive threechannels of digital signal input, two of which control the UPS turn-on andturn-off respectively, the third is reserved.