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Siemens 440 User Manual

Page 219

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Issue 01/06

Parameter Description

MICROMASTER 440 Parameter List
6SE6400-5BB00-0BP0

219

P2182[3]

Belt threshold frequency 1

Min: 0.00

CStat:

CUT

Datatype: Float Unit:

Hz

Def:

5.00

P-Group: ALARMS

Active: Immediately

QuickComm.: No

Max: 650.00

Sets a frequency threshold 1 for comparing actual torque to torque the envelope for belt failure detection.

The frequency torque envelope is defined by 9 parameters - 3 are frequency parameters (P2182 - P2184),
and the other 6 define the low and high torque limits (P2185 - P2190) for each frequency (see diagram
below).

P2189
Upper torque threshold 3
P2190
Lower torque threshold 3

P2187
Upper torque threshold 2
P2188
Lower torque threshold 2
P2185

Upper torque threshold 1
P2186
Lower torque threshold 1

Boundary zones

De-activated monitoring

Envelope curve

Active monitoring

P2182

Threshold frequency 1

P2183

Threshold frequency 2

P2184

Threshold frequency 3

|Torque| [Nm]

|Frequency|

[Hz]

P1082

Max. frequency

P1080

Min. frequency


The allowed frequency/torque region is defined by the shaded area. When the torque falls outside the area
shown, a trip or warning occurs (see parameter P2181).

Index:

P2182[0] : 1st. Drive data set (DDS)
P2182[1] : 2nd. Drive data set (DDS)
P2182[2] : 3rd. Drive data set (DDS)

Note:

-

The load torque monitoring function is not active below the frequency defined in P2182 and above the
frequency defined in P2184.

-

The current and torque limits of the drive inverter and motor still apply over the complete frequency
range.

-

The drive inverter output frequency is defined using Parameter P1080 and P1082. These limits should
be carefully observed for the load torque monitoring frequencies.

P2183[3]

Belt threshold frequency 2

Min: 0.00

CStat:

CUT

Datatype: Float Unit:

Hz

Def:

30.00

P-Group: ALARMS

Active: Immediately

QuickComm.: No

Max: 650.00

Sets a threshold F2 for comparing actual torque to torque the envelope for belt failure detection.

Index:

P2183[0] : 1st. Drive data set (DDS)
P2183[1] : 2nd. Drive data set (DDS)
P2183[2] : 3rd. Drive data set (DDS)

Details:

See P2182 (belt threshold frequency 1).

Level

3

Level

2