Parker ac890 - Appendix B Sequencing Logic

Sequencing Logic B-1
890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames B, C & D
10
11
A
C
D
7
Appendix B
Sequencing Logic
The 890CD Common Bus Drive and 890SD Standalone Drive's reaction to commands is defined by a state
machine. This determines which commands provide the demanded action, and in which sequence.
♦ Main sequencing states
♦
State outputs of the SEQUENCING LOGIC
function block
♦
Transition of states
♦ State diagram
♦
External control of the drive