Lenze TCF Series Drives Modbus Communications Uživatelský manuál stáhnout pdf (Strana 17)

13 RG-TFMOD

Drive Control & Communication

5.4 Drive Status - Registers #24-29

5.4.1 Reading Register #24

When reading register #24, the group of words requested can be either 1 or 6. This is an exception to the

rule of being able to read only one register at a time. If 6 words are requested at register #24, the following

will be returned:

Table 9: 6 Register read at #24

Parameter Data Byte

Command Speed D1H D1L

Actual Speed D2H D2L

Load D3H

Operation Status D3L

Rotational Direction D4H

Control Mode D4L

Speed Command Source D5H

Auto/Manual Status D5L

Present Fault D6H

Command Rotation D6L

NOTE 3a - Command Speed (Bytes D1H and D1L or Register #25)

• In tenths of a Hz

• Most signiﬁcant byte is ﬁrst, followed by Least signiﬁcant

• Example: 02 01 in hex converts to 51.3Hz in decimal (assumed 1 decimal place).

NOTE 3b - Actual Speed (Bytes D2H and D2L or Register #25)

• In tenths of a Hz

• Most signiﬁcant byte is ﬁrst, followed by Least signiﬁcant

NOTE 3c - Load (Bytes D3H or Register #26 DH)

• In percent of full load

• Example: 64 (one byte in hex) ==> 100 in decimal ==> 100% (drive load).

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 32 33

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Lenze TCF Series Drives Modbus Communications Uživatelský manuál Strana 17