Installing
See “Planning your installation” directly below, “Installation steps” on page 12, and “Connecting to the configuration utility” on page 14.
Planning your installation
Operating considerations
DANGER
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
Read and understand this manual and the manuals of the UPS before installing this card.
Installation must be performed by qualified personnel.
The user is responsible for compliance with all international and national electric code requirements.
Failure to follow these instructions will result in death or serious injury.
Note the following characteristics of the Dry Contact I/O SmartSlot Card when making decisions regarding system integration:
•The coils for all output relays are normally energized. The Card will generate all possible alarms in case of a system fault, such as cable failure, removal of the Dry Contact I/O SmartSlot Card, severe UPS battery discharge, or catastrophic hardware failure on the Card.
•All output relays are isolated from each other and from the UPS system ground.
•All input contacts are isolated from the UPS system ground but are common to each other
•Control inputs are driven by
•All control inputs must be stable for a minimum of one second to be considered valid. Longer delays can be set through the Configuration Utility. Control inputs can be asserted indefinitely.
•Be careful to assert just a single input to a device. Avoid initiating simultaneous, conflicting actions, e.g. input #1 (turn the UPS on) and input #2 (turn the UPS off).
•Control inputs are acted upon immediately after validation. However, there are several UPS conditions that can cause an input to be ineffective, such as
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