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The Yokogawa SARM15A-000 serves as the primary SARM15A-000 Mechanical Relay Output Board utilized to execute 32-channel dry-contact switching and heavy-duty load regulation across distributed control system platforms.
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The Yokogawa SARM15A-000 serves as the primary SARM15A-000 Mechanical Relay Output Board utilized to execute 32-channel dry-contact switching and heavy-duty load regulation across distributed control system platforms.
| Parameter | Specification |
|---|---|
| Model | SARM15A-000 |
| Brand | Yokogawa |
| Origin | japan |
| Weight | 2.2 kg |
| Dimensions | 19-inch rack mount |
| Operating Temp | 0 deg C to 50 deg C |
| Power Consumption | 24 V DC, max 0.85 A |
| Output Channels | 32 dry-contact relays, NO or NC selectable |
| Maximum Load | 250 V AC @ 2 A, 30 V DC @ 2 A, 125 V DC @ 0.1 A |
| Dielectric Strength | 2 kV between field terminals and case |
The hardware configuration maintains strict electrical isolation and high dielectric strength across output channels to suppress transient voltage surges and prevent ground loop interference from heavy-duty field actuators. Integration with standard process control communication protocols and 32-point dry-contact switching architecture ensures reliable execution of control interlocks, alarm outputs, and transparent actuation commands without signal degradation.
Q: What are the restrictions regarding load switching limits for the SARM15A-000 board?
A: Each channel must operate within specified maximum load ratings of 250 V AC at 2 A or 30 V DC at 2 A to prevent relay contact degradation or welding.
Q: How is the relay output board secured within the industrial enclosure?
A: The board mounts directly onto a standard 19-inch rack enclosure utilizing secure M3.5 mounting screws for mechanical stability.
Mount the unit securely into the designated 19-inch rack enclosure using M3.5 screws, ensuring proper grounding continuity to the cabinet frame. Route high-load power switching lines away from sensitive low-voltage control cables and use shielded wiring where applicable. Terminate cable shielding and ground drain wires securely to the designated cabinet earth grounding bar.
