Firmware
≤
11.00 - DMS 8.0 EN - 10/2011
L
837
8400 StateLine C | Reference manual
Function library
Function blocks | L_PCTRL_1
16.1.39
L_PCTRL_1
This FB is a PID controller and can be used for various control tasks (e.g. as dancer position
controller, tension controller, or pressure controller).
The FB is provided with the following functions:
Adjustable control algorithm (P, PI, PID)
Ramp function generator for preventing setpoint step-changes at the input
Limitation of the controller output
Factorisation of the output signal
Vp adaptation
Integral action component can be switched off
Comparison function "Actual value = setpoint"
Inputs
Identifier
Data type
Information/possible settings
nAdapt_a
INT
Adaptation of gain Vp set in
C00222
in percent
• Internal limitation to ± 199.99 %
• Changes can be done online.
• Display parameter:
C00830/62
nNset_a
INT
Speed setpoint
• Scaling: 16384
≡
100 %
• Internal limitation to ± 199.99 %
• Display parameter:
C00830/89
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Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
