Product Details
Configured for 8-slot vertical module mounting in Foxboro I/A Series control systems, the Foxboro RH926JM (RH926JM Baseplate) provides direct physical and electrical execution for fieldbus module power distribution and communication backplane routing.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | RH926JM |
| Brand | Foxboro |
| Origin | USA |
| Weight | 2.5 kg (5.5 lbs) |
| Dimensions | Standard 8-slot vertical panel footprint |
| Operating Temp | -20 deg C to +70 deg C |
| Power Consumption | Passive backplane bus rail |
| Slot Capacity | 8 module slots |
| Mounting Orientation | Vertical panel mount |
| Backplane Bus | Dual redundant system fieldbus |
Channel-to-Channel Isolation and Loop Protocol Connectivity
The Foxboro RH926JM baseplate features dual redundant fieldbus power distribution rails and isolated signal pathways. Internal galvanic isolation boundaries between primary system power terminals and fieldbus communications prevent ground loops across connected I/O channels. This bus structure maintains low noise signal transmission for field devices utilizing 4-20 mA HART loop protocol communications and cold junction compensation (CJC) sensor inputs across all 8 module positions.
Frequently Asked Questions
Q: What module orientation is required when installing the RH926JM baseplate?
A: The RH926JM is engineered specifically for vertical panel mounting within control enclosures to maintain proper thermal convection across installed modules.
Q: Does the RH926JM baseplate support redundant power feeds?
A: Yes, the internal backplane integrates dual independent 24 VDC power supply rails to ensure uninterrupted operation of installed fieldbus modules.
Field Installation Guidelines
Mount the RH926JM baseplate to a flat cabinet panel using recommended mechanical fasteners, ensuring the assembly is oriented vertically for proper airflow. Connect system ground conductors directly to the baseplate grounding stud before applying power or installing operational modules.
Route incoming dual 24 VDC power supplies and fieldbus communication cables through isolated wiring channels within the enclosure. Verify that multi-pin backplane connectors are clear of debris prior to seating fieldbus modules into any of the 8 slots. Maintain adequate clearance around the baseplate perimeter, and ensure all cabinet conduit penetrations achieve a minimum of 5 full threads of engagement on NPT fittings.
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
Managed Switch vs. Unmanaged Switch: Industrial Ethernet Architecture
Hot Standby vs. Cold Standby Redundancy in Industrial Automation
System availability determines process safety and productivity in industrial automation. Control engineers deploy redundancy to eliminate single points of failure. This technical guide evaluates Hot Standby vs. Cold Standby architectures, comparing failover speeds, memory sync, cost trade-offs, and field selection criteria.
