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Keterangan
Yokogawa ANB10D-425 ESB Bus Node Unit
The Yokogawa ANB10D-425, also cataloged as the ANB10D ESB Bus Node Unit, operates as a dedicated hardware component for analog and discrete signal interfacing within CENTUM VP and CENTUM CS 3000 Distributed Control Systems.
Hardware Specifications
Parameter
Specification
ModelBrand
Yokogawa ANB10D-425
Origin
Japan
Weight
10 kg (fully populated)
Dimensions
482.6 mm x 221.5 mm x 150.6 mm (W x H x D)
OperatingTemp
0 degC to 50 degC
PowerConsumption
230 VA / 120 W
PowerConfiguration
Dual-redundant (2 independent power supply modules)
InputVoltage
220 to 240 V AC
SupplyFrequency
50 / 60 Hz
IOModuleSlots
Up to 8 FIO modules per node unit
MaxConnectableUnits
Up to 13 per FCU (depending on model)
BusConnection
ESB Bus via EC401 / EC402 Coupler Modules
Process Control Features
Supports 4-20 mA HART loop protocol for analog I/O channels.
Provides channel-to-channel isolation to minimize signal interference.
Compatible with FOUNDATION Fieldbus / Profibus PA connectivity for field device integration.
Includes cold junction compensation (CJc) for thermocouple signal accuracy across environmental temperature variations.
Frequently Asked Questions
Q: Does the ANB10D-425 support hot-swapping of FIO modules? A: No, the FIO modules must be powered down before insertion or removal to avoid bus communication errors.
Q: What is the maximum backplane current load per node unit? A: Each node unit supports standard FIO module loads; the total should not exceed the rated 120 W consumption to maintain stable operation.
Q: Can firmware updates be applied while the unit remains connected to the FCU? A: Firmware updates require the ESB node to be isolated from live bus communication to ensure safe flash programming.
Field Installation Guidelines
Mount the unit on a standard 19-inch rack using M5 x 4 screws; ensure mechanical stability.
Maintain proper grounding of the ESB bus shield to prevent EMI interference.
Route power and signal cables separately where possible to minimize cross-talk.
Avoid excessive bending or compression of backplane connectors during installation.
If configured as the last node on the bus chain, use the /CU2T Connector Unit with terminator.
