
Lenze · Commissioning of Lenze drives · 1.3 EN - 06/2014 149
The L_LCB_LogicControlBasic library
L_LCB_UnitToSpeed - speed value conversion
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13.31 L_LCB_UnitToSpeed - speed value conversion
This FB converts the transferred speed parameters of the real machine into an internal speed value.
Inputs
Outputs
13.32 L_LCB_AXISMODE
The L_LCB_AXISMODE type describes the traversing range of the inverter in the machine
parameters. All inputs are from the L_LCB_AXISMODE data type
Function library: L_LCB_LogicControlBasic
Runtime software licence: LPC 1x00 MPC 1x00 MPC 2xx0 MPC 3x00
L_LCB_UnitToSpeed
DINT ⎯ diSpeedIn_e4 diSpeedOut_s ⎯ DINT
L_LCB_SetAxisData -
machine parameters
⎯ scAxisData xLimit ⎯ BOOL
xError ⎯ BOOL
eError ⎯ L_LCB_Error
Identifier/data type Information/possible settings
diSpeedIn_e4
DINT
Speed in [unit/s]
Selection in "e4" view (fixed point with four decimal positions)
scAxisData
L_LCB_SetAxisData -
machine parameters
Machine parameters
Identifier/data type Information/possible settings
diSpeedOut_s
DINT
Velocity as speed in [rpm] 15000 rpm ≡ 2
26
= 67108864
xLimit
BOOL
"Output signal is limited" status
• TRUE: The output signal is limited to the representable value range.
xError
BOOL
"Error" status signal
FALSE No error
TRUE The conversion could not be carried out without errors.
eError
L_LCB_Error
Error number, error code
Identifier Initial value Description
L_LCB_AM_UNLIMITED 0 Traversing range unlimited
L_LCB_AM_LIMITED 1 Traversing range limited
L_LCB_AM_MODULO 2 Traversing range modulo
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