Parker AC890 Product Manual page 265

Sequencing Logic
20 Fast Stop Active
21 Fast Stop Active
22 Trip Active
23 Tripped
Table B-3 Transition Matrix
B-6
Page
Current State Next State
Trip Active
Switch On
Disabled
Tripped
Switch On
Disabled
Cause (FALSE to TRUE)
Trip (includes CONTACTOR CLOSED = FALSE)
Fast Stop timer expired or FAST STOP MODE =
Coast Stop OR Drive at zero setpoint
Stack quenched
Trip = FALSE and TRIP RESET 0->1 transition
890SD (Standalone) Drive: Frame G, H & J