Lenze 8400 - Truth Table for Activating the Pre-Switch off

7 Technology applications
7.5 TA "Switch-off positioning"
474
Lenze · 8400 HighLine · Reference manual · DMS 12.0 EN · 06/2017 · TD23
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
7.5.2.1 Truth table for activating the pre-switch off
[7-1] Truth table for activating the pre-switch off
Input Function Response in the setpoint generator
(FB L_NSet)
bJogCtrl
InputSel1
bJogCtrl
InputSel2
FALSE FALSE Pre-switch off inactive No response
•The input signal bJogCtrlRfgIn is output
directly at output bRfgOut.
•The input signals bJogCtrlJog1 and
bJogCtrlJog2 are passed through 1:1 to
the downstream FB L_NSet
for the
selection of fixed setpoints.
TRUE FALSE The bJogCtrlSlowDown1 and
bJogCtrlStop1 inputs are evaluated.
Pre-switch off can be activated
• If the slowdown function is activated via
the selected bJogCtrlSlowDown input,
fixed setpoint 2 is activated in the
setpoint generator.
• If the stop function is activated via the
selected bJogCtrlStop input, the setpoint
generator is deactivated.
FALSE TRUE The bJogCtrlSlowDown2 and
bJogCtrlStop2 inputs are evaluated.
TRUE TRUE The inputs bSJogCtrllowDown3 and
bJogCtrlStop3 are evaluated.