Lenze 8400 - Manual (Page 1254)

18 Function library
18.1 Function blocks | L_DFRFG_1
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Lenze · 8400 protec HighLine · Reference manual · DMS 3.0 EN · 03/2013 · TD05
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18.1.72 L_DFRFG_1
This FB synchronises a drive (slave) to the master value of a master drive and then executes a
angular synchronism with regard to the digital frequency.
Inputs
Identifier
Data type
Information/possible settings
bSetTPReceived
BOOL
Input for status signal "Touch probe detected"
FALSETRUE Touch probe or zero pulse received.
dnSetTPPos_p
DINT
Input for accepting the position measured via touch probe
nIn_v
INT
Speed setpoint of the master
• Scaling: 16384 ≡ 15000 rpm
bRfg0
BOOL
Ramp down ramp function generator to "0" (quick stop function)
• This input can, for instance, be connected to the status signal "quick stop active".
TRUE Ramp down the ramp function generator to "0"
• The drive is brought to a standstill with the deceleration time set
in C01076/2 .
bRfgStop
BOOL
Stop ramp function generator
TRUE Stop ramp function generator
• The last status is output to nOut_v.
• The speed/angle setpoint nIn_v is saved.
• After bStop is reset to FALSE, the setpoint angle is approached via
the ramp function generator.
bReset
BOOL
Reset added angle setpoint
TRUE The internally added angle setpoint is reset and the ramp function
generator is activated. If the status signal bFail is set, it will also be
reset.
TRUEFALSE Detect speed/angle setpoint.
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