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INVT GD270-030-4 User Manual

INVT GD270-030-4
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Goodrive270 series VFD for fan and pump Communication
-275-
CMD
06H
MSB of data writing address
00H
LSB of data writing address
04H
MSB of data
13H
LSB of data
88H
CRC LSB
C5H
CRC MSB
6EH
END
T1-T2-T3-T4 (transmission time of 3.5 bytes)
Note: The sections 9.4.1 and 9.4.2 mainly describe the command formats. For the detailed
application, see the examples in section 9.4.8.
9.4.3 Command code 08H, diagnosis
Sub-function code description:
Sub-function code
Description
0000
Returned data based on query information
For example, to query about the circuit detection information about the VFD whose address is 01H,
the query and return strings are the same, and the format is described as follows.
RTU master command:
START
T1-T2-T3-T4 (transmission time of 3.5 bytes)
ADDR
01H
CMD
08H
Sub-function code MSB
00H
Sub-function code LSB
00H
MSB of data
12H
LSB of data
ABH
CRC CHK LSB
ADH
CRC CHK MSB
14H
END
T1-T2-T3-T4 (transmission time of 3.5 bytes)
RTU slave response:
START
T1-T2-T3-T4 (transmission time of 3.5 bytes)
ADDR
01H
CMD
08H
Sub-function code MSB
00H
Sub-function code LSB
00H
MSB of data
12H
LSB of data
ABH

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INVT GD270-030-4 Specifications

General IconGeneral
BrandINVT
ModelGD270-030-4
CategoryWater Pump
LanguageEnglish

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