Honeywell HC900 Reference Manual page 75

OUTPUT tab
Click on the "Enable Output" box to activate that particular Output [1 – 16], deselect to inactivate it.
"Enable" is the default. (Indices 22 thru 27)
Device Ready Enable
Click on the "Use Device Ready [DRDYS] " box to activate the DRDYS inputs from the Digital Encoder
function block. OFF (deselect) ignores all the DRDYS from the Digital Encoder block and assumes all
device ready values are on. (Index # 54)
Revision 11
2/07
HC900 Hybrid Control Designer Function Block Reference Guide
Function Blocks
ALT Alternator Function Block
61