7
Switched On
8
Switched On
9
Switched On
10
Switched On
11
Ready
12
Ready
13
Ready
14
Ready
15
Enabled
16
Enabled
17
Enabled
18
Enabled
19
Enabled
890SD (Standalone) Drive: Frame G, H & J
Current State
Next State
Trip Active
Switch On
Disabled
Ready To
Switch On
Ready
Trip Active
Switch On
Disabled
Ready To
Switch On
Enabled
Trip Active
Switch On
Disabled
Fast Stop
Active
Ready To
Switch On
Ready
Cause (FALSE to TRUE)
Trip (includes CONTACTOR CLOSED = FALSE after
10 seconds)
NOT COAST STOP = FALSE or NOT FAST STOP =
FALSE
RUN = FALSE and JOG = FALSE
CONTACTOR CLOSED = TRUE and defluxed
Trip (includes CONTACTOR CLOSED = FALSE)
NOT COAST STOP = FALSE or NOT FAST STOP =
FALSE
RUN = FALSE and JOG = FALSE
ENABLE = TRUE
Trip (includes CONTACTOR CLOSED = FALSE)
NOT COAST STOP = FALSE
NOT FAST STOP = FALSE
RUN = FALSE, JOG = FALSE and stopping
complete
ENABLE = FALSE
Sequencing Logic
B-5
Page