SINAMICS S120 Functi.. - Gregbotos.com

Extended Setpoint ChannelExtended setpoint channelWithout ramp-function generator tracking p1145 = 0 Drive accelerates until t2 although setpoint < actual valueWith ramp-function generator tracking p1145 > 0 Ramp-function generator output leads setpoint by only a small margin t1 and t2 almost identicalFunction diagram overview (refer to the List Manual) 1550 Setpoint channel 3060 Simple ramp-function generator 3070 Extended ramp-function generator 3080 Ramp-function generator selection, status word, trackingSignal overview (see List Manual) Control signal STW1.2 OFF3 Control signal STW1.4 Enable ramp-function generator Control signal STW1.5 Start/stop ramp-function generator Control signal STW1.6 Enable setpoint Control signal STW2.1 Bypass ramp-function generatorParameterization with STARTERThe “ramp-function generator” parameter screen is selected via the following iconin the toolbar of the STARTER commissioning tool:Fig. 2-15STARTER icon for “ramp-function generator”Parameter overview (see List Manual)Adjustable parameters p1115 Ramp-function generator selection p1120[D] Ramp-function generator ramp-up time p1121[D] Ramp-function generator ramp-down time p1122[C] BI: Bypass ramp-function generator2-62© Siemens AG 2006 All Rights ReservedSINAMICS S120 Function Manual, 03/2006 Edition