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17
Function library
17.1
Function blocks | L_RLQ_1
1495
Lenze · 8400 HighLine · Reference manual · DMS 12.0 EN · 06/2017 · TD23
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17.1.147
L_RLQ_1
This FB links a selected direction of rotation to the quick stop function with wire-break protection.
Inputs
Outputs
Function
[17-69] Truth table of the FB L_RLQ, 0 = FALSE, 1 = TRUE
Designator
Data type
Information/possible settings
bCw
BOOL
Input
• TRUE = CW rotation
bCCw
BOOL
Input
• TRUE = CCW rotation
Designator
Data type
Value/meaning
bQSP
BOOL
Output signal for quick stop (QSP)
bCwCcw
BOOL
Output signal for CW/CCW rotation
• TRUE = CCW rotation
Inputs
Outputs
Notes
bCw
bCCw
bCwCcw
bQSP
TRUE
TRUE
FALSE
TRUE
The inputs have this status only if a TRUE signal is being applied to
both inputs at the moment of switch-on!
See also FB illustration above, "Init" = 1.
If
one
of the inputs has the TRUE status, the following truth table applies:
FALSE
FALSE
FALSE
TRUE
See also FB illustration above, "Init" = 0.
TRUE
FALSE
FALSE
FALSE
FALSE
TRUE
TRUE
FALSE
TRUE
TRUE
X (save)
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