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37 technology controller (pid controller) – Siemens 440 User Manual

Page 222

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Parameter Description

Issue 01/06

MICROMASTER 440 Parameter List

222

6SE6400-5BB00-0BP0

3.37

Technology controller (PID controller)

P2200[3]

BI: Enable PID controller

Min: 0:0

CStat:

CUT

Datatype: U32 Unit:

-

Def:

0:0

P-Group: TECH

Active: first confirm

QuickComm.: No

Max: 4000:0

Allows user to enable/disable the PID controller.

: PID controller de-activated
: PID controller permanently activated
: PID controller event-controlled, de-activated/activated

0
1
BICO parameters

P2200 settings :

PID

MOP

ADC

PID

SUM

PID

PID

FF

USS

BOP link

USS

COM link

CB

COM link

ADC2

P2254

P2253

PID

RFG

PID
PT1

−∆

PID

P2200

P2264

PID

PT1

PID

SCL

&

P2251

Output

PID

0

1

Motor

control

P

2257

P

2258

P

2261

P2271

P

2269

P

2270

P2265

P

2280

P

2285

0

Index:

P2200[0] : 1st. Command data set (CDS)
P2200[1] : 2nd. Command data set (CDS)
P2200[2] : 3rd. Command data set (CDS)

Common Settings:

Parameter

BI: Enable PID controller

P2200

Parameter text

Setting

Meaning

0

PID controller always active

1.0

CI: PID setpoint

P2253

Analog input 1

755.0

USS on BOP link

2015.1

USS on COM link

2019.1

CB on COM link

2050.1

CI: PID feedback

P2264

755.0

Analog input 1

Analog input 2

755.1

PID mode

P2251

0

PID as setpoint

2224

Fixed PID setpoint (PID-FF)
PID-MOP

2250

PID controller de-activated

BICO

Digital input x

722.x

BICO parameter

Dependency:

Setting 1 automatically disables normal ramp times set in P1120 and P1121 and the normal frequency
setpoints.

Following an OFF1 or OFF3 command, however, the inverter frequency will ramp down to zero using the
ramp time set in P1121 (P1135 for OFF3).

Note:

The PID setpoint source is selected using P2253. The PID setpoint and the PID feedback signal are
interpreted as [%] values (not [Hz]). The output of the PID controller is displayed as [%] and then normalized
into [Hz] through P2000 (reference frequency) when PID is enabled.

In level 3, the PID controller source enable can also come from the digital inputs in settings 722.0 to 722.5
for DIN1 to DIN6 or from any other BiCo source.

The minimum and maximum motor frequencies (P1080 and P1082) as well as the skip frequencies (P1091
to P1094) remain active on the inverter output. However, enabling skip frequencies with PID control can
produce instabilities.

Level

2