Product Details
The YOKOGAWA AAM51 S1, also cataloged as the AAM51 Current/Voltage Output Module, operates as a dedicated hardware component for direct process output driving of valves and actuators within YOKOGAWA CENTUM system networks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AAM51 S1 |
| Brand | YOKOGAWA |
| Origin | Japan |
| Weight | 1.5 kg |
| Dimensions | 2.2 cm x 12.4 cm x 12.6 cm |
| Operating Temp | Not Specified |
| Power Consumption | 38 mA or lower (24.0 VDC), 10 mA or lower (5.0 VDC) |
| Rated Output Range | 4 to 20 mA DC |
| Output Voltage Limit | 25.5 VDC or lower |
| Data Update Period | 2 ms or 22 ms (for step response) |
| Dielectric Withstanding Voltage | 1500 VAC for 1 minute; 42 VDC field-to-system |
| Mounting | Mounted on the nest for I/O adaptor (A2BA3D) |
4-20 mA HART Loop Protocol and Field Signal Interfacing
The AAM51 S1 generates software-configurable 4 to 20 mA DC current signals to drive final control elements such as control valves and positioners across process control loops. The card provides galvanic signal isolation rated at 1500 VAC for 1 minute and 42 VDC between field circuits and system backplane logic, suppressing ground loop currents and common-mode noise propagation. Signal routing operates in conjunction with standard 4-20 mA HART loop protocol field devices across CENTUM node nests.
Frequently Asked Questions
Q: What is the current consumption rating of the AAM51 S1 module?
A: The module consumes 38 mA or lower from the 24.0 VDC supply rail and 10 mA or lower from the 5.0 VDC backplane logic rail.
Q: How is the AAM51 S1 output module physically mounted in the system?
A: The module mounts directly onto an A2BA3D I/O adaptor nest for backplane inter-module connectivity.
Q: What response time configuration options are available for the output signal update?
A: The data update period can be configured to 2 ms or 22 ms depending on system step response requirements.
Field Installation Guidelines
Power down the I/O adaptor nest before installing or removing the AAM51 S1 module. Observe static safety measures by wearing a grounded ESD wrist strap while handling the unit. Align the card with the mounting slots on the A2BA3D I/O adaptor nest and press firmly until backplane connectors seat completely, then fasten retaining hardware to establish solid frame grounding. Ensure output cabling for 4 to 20 mA DC loops uses shielded twisted-pair cables, bonding the shield at a single earth termination point inside the control cabinet. Route signal lines separately from high-voltage AC power conductors.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding Marshalling Cabinets in Industrial Control Systems Architecture
Industrial control system deployments rely on structured signal distribution to bridge field instrumentation with central processing hardware. A marshalling cabinet serves as the vital intermediate connection point between heavy field home-run multi-pair cables and delicate input/output (I/O) modules housed inside Programmable Logic Controller (PLC) or Distributed Control System (DCS) enclosures. By segregating field cable terminations from control hardware, engineers maintain system flexibility, safeguard controller components, and streamline commissioning workflows.
FAT vs SAT in Industrial Control Systems: Key Differences and Execution Guide
Industrial control system deployment relies on strict verification protocols to guarantee operational safety, system stability, and regulatory compliance. Commissioning complex Programmable Logic Controller (PLC) racks, Distributed Control Systems (DCS), and Safety Instrumented Systems (SIS) requires two critical milestones: the Factory Acceptance Test (FAT) and the Site Acceptance Test (SAT). Both procedures validate that system automation meets design specifications, but they occur at different stages of project execution and target distinct operational risks.
Hub vs Switch vs Router in Industrial Automation Architecture
Modern factory automation relies on reliable industrial networking infrastructure to exchange real-time field data across operational technology systems. Engineers often encounter networking hardware like hubs, switches, and routers when integrating Programmable Logic Controllers, Distributed Control Systems, and SCADA monitoring nodes. Although these devices share physical ports, they operate at different layers of the Open Systems Interconnection reference model and deliver distinct traffic management capabilities.