A node to read from the UPS server. It uses the [node-nut] node.js package.
npm install node-red-contrib-nutups
Apart from the usual name,
the node has host,port,upsname and vars properties.
These default to localhost, 3493, ups, `` respectively.
An incoming message triggers a read of the UPS. The message payload is filled with the var name and value read from the UPS.