Product Details
The Foxboro A2H124-24FX P0973BJ serves as the primary P0973BJ Ethernet Switch utilized to execute Layer-2 packet switching and network data routing across Foxboro distributed control architecture platforms. The unit processes traffic streams via 24 standard Ethernet ports and 4 dedicated Gigabit fiber links, delivering deterministic data exchange for industrial control networks without relying on upper-layer protocol translation.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | A2H124-24FX P0973BJ |
| Brand | Foxboro |
| Origin | Standard Manufacturing Facility |
| Weight | 3.1 kg |
| Dimensions | 440 mm x 200 mm x 44 mm |
| Operating Temp | 0 deg C to 45 deg C (32 deg F to 113 deg F) |
| Power Consumption | AC 100-240 V, 50/60 Hz |
| Number of Ports | 24 Ethernet ports and 4 Gigabit fiber ports |
| Ethernet Speed | 10/100 Mbps for Ethernet, Gigabit for fiber ports |
| Switching Capacity | 56 Gbps |
| Forwarding Rate | 41.7 Mpps |
| Humidity Range | 10% to 90% non-condensing |
4-20 mA HART Loop Protocol and Channel-to-Channel Isolation
Within process control installations, this switch acts as the physical network backbone interconnecting controllers, operator stations, and remote terminal units linked to 4-20 mA HART loop protocol instruments and fieldbus gateways. Internal circuit layouts incorporate galvanic channel-to-channel isolation on power and communication buses to minimize electromagnetic interference and block ground loops originating from heavy-duty industrial field devices.
Frequently Asked Questions
Q: Does the A2H124-24FX P0973BJ support Power over Ethernet (PoE) for field instrumentation?
A: No, the hardware does not feature PoE capability. All connected field devices and remote nodes must utilize external auxiliary power supplies.
Q: Can the fiber ports be configured for redundant ring topologies to ensure link recovery?
A: Yes, the switch firmware and Layer-2 architecture support standard VLAN configuration and rapid spanning tree protocols to manage redundant optical data paths.
Field Installation Guidelines
- Mount the 1U chassis into a standard 19-inch equipment rack, ensuring adequate lateral and rear clearance to maintain safe thermal dissipation limits within the 45 deg C operating ceiling.
- Connect the protective earth terminal on the rear panel directly to the industrial cabinet grounding busbar using a low-impedance copper conductor.
- Maintain clean optical connector end-faces and ensure fiber optic patch cables do not exceed specified bending radii during routing to prevent signal attenuation.
- Verify input line voltage matches the AC 100-240 V rating before energizing the internal power supply module.
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
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How to Connect to Siemens S7 PLCs: 5 Essential Communication Methods
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