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The Yokogawa ANR10D-423 S1, also cataloged as the ANR10D-423 ER Bus Node Unit, operates as a dedicated hardware component for facilitating communication between field devices and the Field Control Unit...
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The Yokogawa ANR10D-423 S1, also cataloged as the ANR10D-423 ER Bus Node Unit, operates as a dedicated hardware component for facilitating communication between field devices and the Field Control Unit (FCU) within distributed control systems.
| Parameter | Specification |
|---|---|
| Model | ANR10D-423 S1 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.8 kg (approximate) |
| Dimensions | 260 mm x 100 mm x 150 mm |
| Operating Temp | 0 to 50 deg C |
| Power Consumption | 24 V DC |
| Communication Protocol | ER Bus |
| Humidity | 5 to 95 % RH (non-condensing) |
| Grounding Requirement | 100 ohms or less |
The ANR10D-423 utilizes the ER Bus architecture to maintain signal integrity across long-distance field bus segments. In configurations involving process control loops, this unit supports channel-to-channel isolation to prevent common-mode noise propagation between disparate field instruments. The design ensures consistent data throughput for HART-enabled field devices, minimizing latency during the polling cycles required by the FCU. Proper termination of the ER Bus is required to prevent signal reflections that could impact communication stability at high baud rates.
Q: Does the ANR10D-423 S1 support hot-swapping during active system operations?
A: No. The unit must be de-energized and disconnected from the ER Bus backbone prior to physical extraction or maintenance to prevent potential corruption of the communication bus.
Q: What is the maximum permissible resistance for the independent grounding connection?
A: The chassis and signal reference must be tied to an independent ground with a total resistance of 100 ohms or less to comply with electrical safety and interference suppression standards.
