YOKOGAWA ANB10D-425 ESB Bus Node Units
The Yokogawa ANB10D-425, also cataloged as the ANB10D ESB Bus Node Unit, operates as a dedicated hardware component for analog and contact I/O signal translation across the Enhanced System Bus (ESB) within Field Control Unit (FCU) architectures.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ANB10D-425 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | Not specified in source data |
| Dimensions | Not specified in source data |
| Operating Temp | Not specified in source data |
| Power Supply Options | 100–120 V AC, 220–240 V AC, 24 V DC |
| Power Consumption (100-120 V AC) | 200 VA |
| Power Consumption (220-240 V AC) | 230 VA |
| Power Consumption (24 V DC) | 5.5 A |
| Power Supply Architecture | Dual-redundant |
| Mounting Standard | 19-inch rack mountable |
ESB Bus Protocol and Channel-to-Channel Isolation
This node unit facilitates deterministic data exchange between local I/O modules and the central FCU via the Enhanced System Bus (ESB) physical and data link layers. The dual-redundant power supply architecture provides continuous operation during single power source failure, eliminating single points of failure in the power distribution path. The ESB interface supports high-speed cyclic data transfer for real-time process control applications. Channel-to-channel isolation is implemented between analog input/output circuits and the ESB bus backplane to prevent ground loop currents and electromagnetic interference propagation. Contact I/O signal conditioning includes debounce filtering and optical isolation for noise immunity in high-interference industrial environments. The 24 VDC option accommodates sites with standardized DC power distribution infrastructure.
Frequently Asked Questions (FAQ)
Q: What is the power consumption of the ANB10D-425 when operating on 24 VDC?
A: The ANB10D-425 draws 5.5 A from a 24 VDC power supply. Ensure the DC power source is rated for continuous operation at this current level plus appropriate safety margin.
Q: Does the dual-redundant power supply support automatic failover without communication interruption?
A: Yes, the dual-redundant power supply architecture provides seamless transition during single-source failure. ESB bus communication and I/O scanning continue uninterrupted during power source switchover.
Q: Can the ANB10D-425 be configured with a single power supply instead of dual-redundant?
A: The ANB10D-425 is designed with dual-redundant power supply capability as a standard feature. Single power supply operation is possible but eliminates the redundancy benefit. Consult the hardware manual for single-supply configuration procedures.
Field Installation Guidelines
Mount the ANB10D-425 in a standard 19-inch rack with adequate rear clearance for ESB bus cabling and power connections. Connect both power supply inputs when utilizing dual-redundant configuration. Verify power supply voltage matches the selected configuration (100–120 V AC, 220–240 V AC, or 24 V DC) before energizing. Route ESB bus cables using shielded twisted-pair wiring with the shield grounded at the node unit chassis. Ensure proper ESB bus termination at both ends of the bus segment. Verify all I/O module seating is fully engaged before applying power. Perform insulation resistance testing on all analog I/O channels prior to commissioning. Confirm dual-redundant power supply operation by sequentially removing each power source while monitoring ESB bus status.
YOKOGAWA ANB10D-425 ESB Bus Node Units
YOKOGAWA ANB10D-425 ESB Bus Node Units
The Yokogawa ANB10D-425, also cataloged as the ANB10D ESB Bus Node Unit, operates as a dedicated hardware component for analog and contact I/O signal translation across the Enhanced System Bus (ESB) within Field Control Unit (FCU) architectures.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ANB10D-425 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | Not specified in source data |
| Dimensions | Not specified in source data |
| Operating Temp | Not specified in source data |
| Power Supply Options | 100–120 V AC, 220–240 V AC, 24 V DC |
| Power Consumption (100-120 V AC) | 200 VA |
| Power Consumption (220-240 V AC) | 230 VA |
| Power Consumption (24 V DC) | 5.5 A |
| Power Supply Architecture | Dual-redundant |
| Mounting Standard | 19-inch rack mountable |
ESB Bus Protocol and Channel-to-Channel Isolation
This node unit facilitates deterministic data exchange between local I/O modules and the central FCU via the Enhanced System Bus (ESB) physical and data link layers. The dual-redundant power supply architecture provides continuous operation during single power source failure, eliminating single points of failure in the power distribution path. The ESB interface supports high-speed cyclic data transfer for real-time process control applications. Channel-to-channel isolation is implemented between analog input/output circuits and the ESB bus backplane to prevent ground loop currents and electromagnetic interference propagation. Contact I/O signal conditioning includes debounce filtering and optical isolation for noise immunity in high-interference industrial environments. The 24 VDC option accommodates sites with standardized DC power distribution infrastructure.
Frequently Asked Questions (FAQ)
Q: What is the power consumption of the ANB10D-425 when operating on 24 VDC?
A: The ANB10D-425 draws 5.5 A from a 24 VDC power supply. Ensure the DC power source is rated for continuous operation at this current level plus appropriate safety margin.
Q: Does the dual-redundant power supply support automatic failover without communication interruption?
A: Yes, the dual-redundant power supply architecture provides seamless transition during single-source failure. ESB bus communication and I/O scanning continue uninterrupted during power source switchover.
Q: Can the ANB10D-425 be configured with a single power supply instead of dual-redundant?
A: The ANB10D-425 is designed with dual-redundant power supply capability as a standard feature. Single power supply operation is possible but eliminates the redundancy benefit. Consult the hardware manual for single-supply configuration procedures.
Field Installation Guidelines
Mount the ANB10D-425 in a standard 19-inch rack with adequate rear clearance for ESB bus cabling and power connections. Connect both power supply inputs when utilizing dual-redundant configuration. Verify power supply voltage matches the selected configuration (100–120 V AC, 220–240 V AC, or 24 V DC) before energizing. Route ESB bus cables using shielded twisted-pair wiring with the shield grounded at the node unit chassis. Ensure proper ESB bus termination at both ends of the bus segment. Verify all I/O module seating is fully engaged before applying power. Perform insulation resistance testing on all analog I/O channels prior to commissioning. Confirm dual-redundant power supply operation by sequentially removing each power source while monitoring ESB bus status.
