Commissioning
5.6 Function commissioning
SINAMICS V20 Inverter
68 Operating Instructions, 07/2012, A5E03728167
Parameter Function Setting
Additional commissioning parameters
P2251 PID mode = 0: PID as setpoint (factory default)
= 1: PID as trim source
P2253[0...2] CI: PID setpoint This parameter defines setpoint source for PID setpoint input.
Possible sources: 755[0] (Analog input 1), 2018.1 (USS PZD
2), 2224 (Actual fixed PID setpoint), 2250 (Output setpoint of
PID-MOP)
P2254[0...2] CI: PID trim source This parameter selects trim source for PID setpoint.
Possible sources: 755[0] (Analog input 1), 2018.1 (USS PZD
2), 2224 (Actual fixed PID setpoint), 2250 (Output setpoint of
PID-MOP)
P2255 PID setpoint gain factor Range: 0.00 ... 100.00 (factory default: 100.00)
P2256 PID trim gain factor Range: 0.00 ... 100.00 (factory default: 100.00)
P2257 Ramp-up time for PID setpoint [s] Range: 0.00 ... 650.00 (factory default: 1.00)
P2258 Ramp-down time for PID setpoint [s] Range: 0.00 ... 650.00 (factory default: 1.00)
P2263 PID controller type = 0: D component on feedback signal (factory default)
= 1: D component on error signal
P2264[0...2] CI: PID feedback Possible sources: 755[0] (Analog input 1), 2224 (Actual fixed
PID setpoint), 2250 (Output setpoint of PID-MOP)
Factory default: 755[0]
P2265 PID feedback filter time constant [s] Range: 0.00 ... 60.00 (factory default: 0.00)
P2267 Maximum value for PID feedback [%] Range: -200.00 ... 200.00 (factory default: 100.00)
P2268 Minimum value for PID feedback [%] Range: -200.00 ... 200.00 (factory default: 0.00)
P2269 Gain applied to PID feedback Range: 0.00 ... 500.00 (factory default: 100.00)
P2270 PID feedback function selector = 0: Disabled (factory default)
= 1: Square root (root(x))
= 2: Square (x*x)
= 3: Cube (x*x*x)
P2271 PID transducer type = 0 : Disabled (factory default)
= 1: Inversion of PID feedback signal
P2274 PID derivative time [s] Range: 0.000 ... 60.000
Factory default: 0.000 (the derivative time does not have any
effect)
P2280 PID proportional gain Range: 0.000 ... 65.000 (factory default: 3.000)
P2285 PID integral time [s] Range: 0.000 ... 60.000 (factory default: 0.000)
P2291 PID output upper limit [%] Range: -200.00 ... 200.00 (factory default: 100.00)
P2292 PID output lower limit [%] Range: -200.00 ... 200.00 (factory default: 0.00)
P2293 Ramp-up / -down time of PID limit [s] Range: 0.00 ... 100.00 (factory default: 1.00)
P2295 Gain applied to PID output Range: -100.00 ... 100.00 (factory default: 100.00)
P2350 PID autotune enable = 0: PID autotuning disabled (factory default)
= 1: PID autotuning via Ziegler Nichols (ZN) standard
= 2: PID autotuning as 1 plus some overshoot (O/S)
= 3: PID autotuning as 2 little or no overshoot (O/S)
= 4: PID autotuning PI only, quarter damped response
P2354 PID tuning timeout length [s] Range: 60 ... 65000 (factory default: 240)