Related Manuals for Vacon CXL Series
Summarization of Contents
Specifications
Modbus Connections
Details the interface and transfer method for Modbus connections.
I/O-Control Connections
Details digital inputs, outputs, thermistor, and encoder inputs.
Safety Compliance
States compliance with EN50178 standard for electrical safety.
Modbus Protocol
General Modbus Description
Explains Modbus as a master-slave industrial communication protocol.
Modbus Frames
Describes RTU mode, coding system, bits per byte, and error checking.
Modbus Functions
Lists supported Modbus function codes and their meanings.
Modbus Error Detection
Explains error detection mechanisms like CRC for data transmission quality.
Modbus Exception Responses
Details exception response codes when a slave cannot handle a query.
Connections
Fieldbus Board Layout
Illustrates the physical layout of the Fieldbus board terminals.
Modbus Connection Details
Details the D-sub connector pinout for Modbus communication.
I/O-Control Terminal Functions
Describes the terminal functions for I/O and control signals.
Modbus-Vacon CX Interface
Modbus Function Codes Overview
Details the Modbus function codes used for Vacon CX communication.
Function Code 1: Read Control Bits
Explains function code 1 for reading control bits.
Function Code 2: Read Status Bits
Explains function code 2 for reading status bits.
Function Code 3: Read Parameters
Explains function code 3 for reading VACON CX parameters.
Function Code 4: Read Variables
Explains function code 4 for reading VACON CX variables.
Function Code 5: Write Control Bits
Explains function code 5 for writing control bits.
Function Code 6: Write Parameter
Explains function code 6 for writing VACON CX parameters.
Function Code 8: Diagnostic
Explains function code 8 for diagnostic tests.
Diagnostic Subfunction Codes
Details subfunction codes for diagnostic operations like Echo, Reinitialization, and counters.
VACON Control Interface
Describes direct control of Vacon CX using function codes and addresses.
Vacon Parameters Management
Frequency Reference Settings
Explains how to set and read the frequency reference via Modbus.
Monitoring Variables
Details how to read monitored variables like output frequency and motor speed.
Active Fault Code Reading
Explains how to read the active fault code using function code 3.
Parameter Write and Read Operations
Describes how to read and write Vacon parameters using function codes 3 and 6.
Small Modbus Board Connections
Small Modbus Board Layout
Shows the board layout for the small Modbus board.
Small Modbus Connections
Details screw connector terminals for Modbus communication.
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