Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ANB10D-417/CU2N |
| Brand | Yokogawa |
| Origin | Japan |
| Product Type | ESB Bus Node Unit |
| Communication Interface | ESB bus connection to Field Control Unit (FCU) |
| Function | Analog I/O and contact I/O signal communication with FCU |
| Connected Controller | Yokogawa Field Control Unit (FCU) |
| I/O Module Support | Supports installation of I/O Modules |
| ESB Bus Connection | Requires ESB Bus Couple Module EC401 or EC402 in FCU slots |
| Single Configuration | EC401 or EC402 installed in slot 7, slot 8 remains empty |
| Dual Configuration | EC401 and EC402 installed in slots 7 and 8 |
| Power Supply | 100-120 VAC, 220-240 VAC, or 24 VDC |
| Frequency | 50/60 Hz for AC power supply |
| Power Consumption | 100-120 VAC: 200 VA, 120 W; 220-240 VAC: 230 VA, 120 W; 24 VDC: 5.5 A |
| Weight | 10 kg including 8 I/O Modules |
| Dimensions | Not specified in available technical documentation |
| Operating Temp | Not specified in available technical documentation |
Process Control Signal Interface and DCS Connectivity
The ANB10D-417/CU2N provides the electrical interface between field-installed I/O modules and the Yokogawa FCU through the ESB bus. Moreover, the unit transfers analog I/O signals and contact I/O signals while supplying operating power to installed I/O modules.
For Yokogawa DCS configurations, the ESB Bus Node Unit uses EC401 or EC402 ESB Bus Couple Modules installed inside the FCU. In addition, the installation position determines the network configuration. A single configuration uses one couple module in slot 7, while a dual configuration uses couple modules in both slot 7 and slot 8.
The unit supports process control architectures that use analog measurement loops and contact status signals. Furthermore, Yokogawa ESB-based systems can integrate field signal processing through modular I/O expansion.
Frequently Asked Questions
Q: How does the ANB10D-417/CU2N connect to the Yokogawa FCU?
A: The unit connects to the FCU through an ESB bus interface. The FCU requires EC401 or EC402 ESB Bus Couple Modules installed in the specified slots.
Q: What power supply options does the ANB10D-417/CU2N support?
A: The unit supports 100-120 VAC, 220-240 VAC, and 24 VDC power supply configurations according to the selected suffix specification.
Q: Can the ANB10D-417/CU2N operate with redundant ESB bus configurations?
A: Yes. The configuration uses EC401 or EC402 modules installed in FCU slots 7 and 8 for dual configuration operation.
Field Installation Guidelines
- Install the ANB10D-417/CU2N according to Yokogawa cabinet installation requirements and maintain proper mechanical fixing inside the control enclosure.
- Verify the selected power supply voltage before connecting field wiring to prevent incorrect electrical operation.
- Install EC401 or EC402 ESB Bus Couple Modules in the required FCU slots before establishing ESB bus communication.
- Separate signal wiring from high-voltage power cables to reduce electromagnetic interference during operation.
- Connect cable shields according to Yokogawa grounding practices to maintain signal integrity.
- Confirm all I/O module seating and connector engagement before applying system power.
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