How to troubleshoot CAN Open comms trip on ABB ACS255?
To troubleshoot a CAN Open comms trip on your ABB Controller, check that the network master/PLC is still operating and inspect the connection cables. Increase the value of parameter 3018 to a suitable level.
What causes a lost 4-20mA signal on ABB ACS255?
If you've lost a 4-20mA signal on your ABB Controller, check the signal source and wiring to the ACS255 terminals.
General| Product Type | AC Drive |
|---|---|
| Type | ACS255 |
| Communication Options | Modbus RTU |
| Protection Class | IP20 |
| IP Rating | IP20 |
| Overload Capacity | 150% for 60 seconds |
| Braking | Integrated braking chopper |
| Altitude | Up to 1000 m without derating |
| Input Voltage | 200 to 480 V |
| Supply Voltage | 200 to 480 V |
| Frequency range | 48 to 63 Hz |
| Control Method | Scalar control |
| Communication | Modbus RTU |
| Operating temperature | -10°C to +50°C |
| Storage temperature | -40 to +70 °C |
| Humidity | 5 to 95% non-condensing |
Details on the Safe Torque Off function compliance.
EMC compliance categories and requirements.
Safety instructions for installation and maintenance tasks.
Safety guidelines for starting up and operating the drive.
Proper grounding and EMC installation practices for the drive.
Important wiring precautions and incoming power connection instructions.
Connecting the drive to the motor and thermal protection.
Wiring control terminals and connection diagram details.
Information about the Safe Torque Off (STO) function.
Explains the drive keypad buttons and their functions.
Step-by-step guide to changing drive parameters.
Procedure to reset drive parameters to factory defaults.
Guide for initial setup using terminal control.
Guide for initial setup using keypad control.
Wiring diagrams for various application macro configurations.
Selection of drive stop modes (ramp, coast).
Parameters for acceleration and deceleration ramp times.
Parameters for drive communication settings.
Motor setup data parameters.
Steps to lock parameter access.
Steps to unlock parameter access.
Information on Modbus RTU communication protocol.
List of accessible Modbus registers for control and monitoring.
Current ratings, fuse recommendations, and cable sizes.
Key parameters for PMSM motor setup.
Procedure for performing PMSM motor auto-tune.
Common issues and corrective actions for PMSM motors.
List of fault codes, descriptions, and corrective actions.
To Next Page
