Function Block - Parker AC890 Product Manual

State Outputs of the SEQUENCING LOGIC

Function Block

The following table shows the states of individual parameters for the SEQUENCING LOGIC function
block required to produce the condition of the MAIN SEQ STATE parameter.
Tripped
Running
Jogging
Stopping
Output
Contactor
Switch On
Enable
Switched
On
Ready
Healthy
Table B-2 Parameter States for the MAIN SEQ STATE Parameter
890SD (Standalone) Drive: Frame G, H & J
START START SWITCHED
DISABLED ENABLED
FALSE FALSE
FALSE FALSE
FALSE FALSE
FALSE FALSE
Depends Depends
on on
previous previous
state state
FALSE TRUE
FALSE FALSE
FALSE FALSE
TRUE TRUE
READY ENABLED
ON
FALSE FALSE FALSE
FALSE FALSE TRUE
FALSE FALSE Note 1
FALSE FALSE Note 2
TRUE TRUE TRUE
TRUE TRUE TRUE
TRUE TRUE TRUE
FALSE TRUE TRUE
TRUE TRUE TRUE
Sequencing Logic
F-STOP TRIP
TRIPPED
ACTIVE ACTIVE
FALSE TRUE TRUE
FALSE FALSE FALSE
FALSE FALSE FALSE
TRUE FALSE FALSE
TRUE TRUE FALSE
TRUE TRUE FALSE
TRUE TRUE FALSE
TRUE TRUE FALSE
FALSE
TRUE FALSE
Note 3
Page
B-3