Rockwell-automation 22B PowerFlex 40 Custom Firmware Inst. - Option AF Uživatelský manuál stáhnout pdf

Instructions

PowerFlex



40 Custom Firmware

“AF” Option - Modbus Function 16

The peripheral interface (DSI) used on the PowerFlex 40 drive supports

some of the Modbus function codes, such as:

This custom firmware option adds support for Modbus function code 16,

Write Multiple Registers. With this firmware option, Modbus function

16 can be used to write up to 32 parameter registers or up to 4 control

registers with one message per the Modbus specification.

16 (0x10) Write Multiple Registers

Table A Request Protocol Data Unit (PDU)

Modbus Function Code Command

03 Read Holding Registers

06 Preset (Write) Single Register

ATTENTION: The Custom Firmware supplied is designed for a

specific application and load condition. It differs from the standard

PowerFlex 40 product offering and must be installed and run only under

this custom application. Attempting to run this Custom Firmware under

any other type of application, could result in unpredictable and/or

hazardous conditions.

ATTENTION: This drive contains ESD (Electrostatic Discharge)

sensitive parts and assemblies. Static control precautions are required

when installing, testing, servicing or repairing this assembly.

Component damage may result if ESD control procedures are not

followed. If you are not familiar with static control procedures,

reference A-B publication 8000-4.5.2, “Guarding Against Electrostatic

Damage” or any other applicable ESD protection handbook.

Field Name Length Range

Function Code 1 Byte 0x10

Starting Address 2 Bytes 0x0000 to 0xFFFF

Quantity of Registers 2 Bytes 0x0001 to 0x0078

Byte Count 1 Byte 2 x N

(1)

x 2 Bytes

(1)

N = quantity of registers

values

Publication 22B-IN002A-EN-P – February, 2004 P/N 320901-P02

PowerFlex is a registered trademark of Rockwell Automation, Inc.

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Shrnutí obsahu

Strany 1 - 40 Custom Firmware

InstructionsPowerFlex 40 Custom Firmware“AF” Option - Modbus Function 16The peripheral interface (DSI) used on the PowerFlex 40 drive supports some o

Strany 2 - Error Responses

Table A Response PDUTable B Error PDUExamplesWriting Drive ParametersWrite Parameters 38 through 40• Parameter P038 [Speed Reference] = 3, “4-20mA

Strany 3

Table A Response PDUTable B Error PDUExamplesWriting Drive ParametersWrite Parameters 38 through 40• Parameter P038 [Speed Reference] = 3, “4-20mA

Strany 4

InstructionsPowerFlex 40 Custom Firmware“AF” Option - Modbus Function 16The peripheral interface (DSI) used on the PowerFlex 40 drive supports some o