Description
The ABB DO930 (Order Number: 3BDS014114) is a high-performance digital relay output module designed specifically for the S900 I/O system. This module provides six independent relay output channels, offering robust control for industrial automation applications requiring galvanic isolation and high-voltage switching capabilities.
Features
- Six independent digital relay output channels.
- Supports a wide output voltage range up to 250V AC/DC.
- Maximum switching current of 2A per channel.
- Integrated individual channel isolation for increased system safety and signal integrity.
- Supports system-level power and communication redundancy.
- Designed for high-availability environments with hot-swap capability.
- Supports hot configuration in run (HCIR) for seamless maintenance without process interruption.
Applications
The DO930 module is engineered for use in the ABB S900 remote I/O system, commonly utilized in process automation, oil and gas, energy management, and chemical processing facilities where reliable relay-based switching of field devices is required.
Technical Specifications
| Model |
DO930 |
| Order Code |
3BDS014114 |
| Series |
S900 I/O |
| Channels |
6 |
| Max Output Voltage |
250V AC/DC |
| Max Current |
2A per channel |
| Isolation |
Individual channel isolation |
| Redundancy |
Power and Communication |
| Hot Swap |
Supported |
Installation Guidelines
- Ensure the S900 I/O station power is off before physically installing or removing the module, unless the system is specifically configured for hot-swapping in a live environment.
- Verify that all field wiring is properly secured to the terminal blocks to prevent intermittent contact.
- Maintain proper spacing within the control cabinet to ensure adequate ventilation and cooling for the S900 rack.
- Ensure all signal cables are shielded and properly grounded to minimize electromagnetic interference (EMI) in industrial environments.
- Always consult the specific S900 system manual for wiring diagrams and configuration requirements before commissioning.
FAQ
Does the DO930 support hot-swapping?
Yes, the module is designed for hot-swap functionality, allowing for replacement during system operation.
What is the maximum current rating for the relay outputs?
The module supports a maximum current of 2A per channel.
Is the DO930 compatible with other S900 I/O modules?
Yes, it is a standard component of the ABB S900 I/O series and is designed to integrate seamlessly within the S900 rack architecture.
