What causes A128 Timeout for Serial Communication in WEG CFW-11 DC Drives?
A128 Timeout for Serial Communication in WEG DC Drives can be caused by wiring or grounding issues. Ensure correct communication settings and establish proper wiring connections.
General| Output Voltage | 0 to Input Voltage |
|---|---|
| Communication | Modbus RTU, Profibus DP, Ethernet/IP, CANopen |
| Protection | Overcurrent, Overvoltage, Undervoltage, Overtemperature, Short Circuit |
| Humidity | 5% to 95% (non-condensing) |
| Enclosure Rating | IP20 |
| Input Voltage | 200-240V AC, 380-480V AC, 500-600V AC |
| Storage Temperature | -25 to 65 °C (-13 to 149 °F) |
Essential advice before installation, operation, or maintenance.
Covers the physical aspects of installing the inverter.
Details crucial factors for mounting the inverter correctly.
Explains methods for mounting the inverter within a cabinet.
Covers all aspects of electrical wiring and connections.
Identifies the inverter's power and grounding connection terminals.
Details power and grounding wiring, including fuse selection.
Explains how to make the power connections to the inverter.
Specifics on connecting the inverter's input power.
Explains how to connect the motor and other outputs.
Crucial steps for grounding the inverter correctly.
Details how to connect control signals and inputs/outputs.
Describes the safety stop functionality and its implementation.
Details the integrated keypad for inverter operation and programming.
Explains how the inverter parameters are organized into groups and levels.
Steps to prepare the inverter before initial power-up.
Describes the three main steps for starting up the inverter.
Explains the routine for easier inverter settings.
Configuring basic application parameters after startup.
Explains how the inverter displays and handles faults and alarms.
Lists common faults, alarms, and their potential causes for troubleshooting.
Provides corrective actions for common inverter issues.
Information on the Safety Stop function option.
Details the electrical specifications related to the inverter's power supply.
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