Lenze 8400 - Page 1244

17 Function library
17.1 Function blocks
1244
Lenze · 8400 HighLine · Reference manual · DMS 12.0 EN · 06/2017 · TD23
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
L_ConvAP_1
L_ConvAP_2
L_ConvAP_3
0 μs ... converts an analog value into a position.
• These function blocks are available from version 11.00.00.
L_ConvBitsToWord_1
L_ConvBitsToWord_2
L_ConvBitsToWord_3
3 μs ... converts 16 bit input values of the type "BOOL" into an output value of
the type "WORD".
L_ConvDIntToWords_1
L_ConvDIntToWords_2
L_ConvDIntToWords_3
3 μs ... converts an input value of the type "DINT" into two output values of
the type "WORD".
L_ConvPA_1
L_ConvPA_2
L_ConvPA_3
3 μs... converts a position into an analog value.
• These function blocks are available from version 11.00.00.
L_ConvPP_1
L_ConvPP_2
L_ConvPP_3
3 μs ... converts a position with dynamic fraction.
• These function blocks are available from version 11.00.00.
L_ConvUnitsToIncr_1
L_ConvUnitsToIncr_2
L_ConvUnitsToIncr_3
3 μs ... converts a position value provided in the real unit of the machine into
an internal 32-bit position value considering the machine parameters.
• These FBs are available from version 12.00.00.
L_ConvW_1
L_ConvW_2
L_ConvW_3
L_ConvW_4
2 μs ... enables parameterisable conversion between analog signal forms.
• Division is remainder considered.
• These FBs are available from version 04.00.00.
L_ConvWordsToDInt_1
L_ConvWordsToDInt_2
L_ConvWordsToDInt_3
3 μs ... converts two inputs values of the type "WORD" into an output value of
the type "DINT".
L_ConvWordToBits_1
L_ConvWordToBits_2
L_ConvWordToBits_3
3 μs ... converts an input value of "WORD" type into 16 individual binary
signals.
L_ConvX_1
L_ConvX_2
L_ConvX_3
0 μs ... scales an analog value.
• These function blocks are available from version 11.00.00.
L_Counter_1
L_Counter_2
L_Counter_3
3 μs ... is a digital upcounter and downcounter.
L_Curve_1
L_Curve_2
L_Curve_3
4 μs ... can optionally display a characteristic function or a curve function
y=f(x), the X axis being the input signal and the Y axis being the output
signal.
From version 12.00.00, the FB L_Curve_3 for winding applications can
also be used for creating a tensile force profile depending on the
diameter.
• L_Curve_1 is available from version 04.00.00.
• L_Curve_2 and L_Curve_3 are available from version 11.00.00.
L_DFlipFlop_1
L_DFlipFlop_2
3 μs ... provides two stable states depending on the input signals.
L_DFRFG_1
3 μs ... synchronises a drive (slave) to the master value of a master drive and
then executes a angular synchronism with regard to the digital
frequency.
• This FB is available from version 11.00.00.
L_DFSET_1
3 μs ... prepares the master value for a slave drive. This FB enables the inverter
to follow the master drive true to speed and angle.
• This FB is available from version 11.00.00.
L_DigitalDelay_1
L_DigitalDelay_2
L_DigitalDelay_3
2 μs ... delays binary signals.
Function block Runtime Function