Lenze 8400 - Page 1307

17 Function library
17.1 Function blocks | L_ConvUnitsToIncr_1
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Lenze · 8400 HighLine · Reference manual · DMS 12.0 EN · 06/2017 · TD23
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Conversion formula for modes 1 ... 3
[17-18] Conversion formula for [Unit]  [increments]
Example
• All gearbox factors = 1
• Feed constant = 360°/revolution
C01202/1: Gearbox factor (numerator)
C01202/2
: Gearbox factor (denominator)
C01203/1
: Encoder gearbox factor (numerator)
C01203/2
: Encoder gearbox factor (denominator)
C01204
: Feed constant
dnOut_p [incr.] Input value [Unit]
C01202/1
C01202/2
-------------------------
C01203/2
C01203/1
-------------------------
65536 Incr./rev.[]
C01204
---------------------------------------------
⋅⋅⋅=
Conversion mode
(C01294
)
wInHWord wInLWord Input value
[Unit]
dnOut_p
[Increments
0 dnOut_p=HW+LW
(no conversion)
32-bit input value*
-32000 -32000
65535 33536
1 16 bits: LW=+/-32767
No meaning 16-bit input value*
-32000 -5825422
65535 33536
2 16 bits: HW=+/-; LW=0..65535
Sign 16-bit input value
-33536 -6105042
65535 ≡ negative 33536
3 32 bits: HW_LW=+/-214748_3647
32-bit input value**
-3.2000 -582
65535 33536
* Two's complement ** Two's complement with four decimal positions