The PowerWalker AS/400 communication card provides contact closures for remote monitoring of your UPS. To meet different application requirement. the AS/400 card is capable of selection the status of the dry-contact signal (active close or active open) by setting jumper.- Provides contact closure for monitoring UPS- Offer different dry-contacts- Suitable for IBM server. Personal PC and workstations equipment’s. auto-controlled industrial equipment and communication applications.