Product Details
Configured for central processing and sequence control execution in ControlEdge HC900 architectures, the Honeywell 900C52-0142-00 (900C52 CPU Processor Module) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 900C52-0142-00 |
| Brand | Honeywell |
| Origin | USA |
| Weight | 0.54 lbs (0.24 kg) |
| Dimensions | Standard HC900 rack slot footprint |
| Operating Temp | 0 deg C to 60 deg C |
| Power Consumption | Backplane powered via HC900 rack bus |
| Module Type | CPU Processor Module Controller |
| Application | ControlEdge HC900 Series Controller |
| Product Category | PLCs/Machine Control / PC Board PLC/Add-On Board |
4-20 mA HART Loop & Cold Junction Compensation (CJC)
The 900C52-0142-00 CPU module coordinates closed-loop control and data synchronization across the internal backplane bus. Interfacing directly with analog input cards operating under 4-20 mA HART loop protocol configurations, the processing unit handles digital signal extraction and high-density point scanning. Integrated background routines process thermocouple millivolt readings in conjunction with cold junction compensation (CJC) circuits on field termination assemblies to enforce thermal measurement accuracy across all active DCS control loops.
Frequently Asked Questions
Q: How does the 900C52-0142-00 manage cold junction compensation (CJC) for temperature inputs?
A: The processor processes digitized millivolt values alongside reference CJC resistance values supplied directly by paired field termination blocks across the backplane bus.
Q: Is external power required to operate the 900C52-0142-00 processor module?
A: No, operating power is drawn directly from the internal DC logic rails of the HC900 backplane rack chassis.
Field Installation Guidelines
- Power down the HC900 rack backplane supply before inserting or removing the 900C52-0142-00 CPU module.
- Align the printed circuit board edge connector precisely with the designated rack slot guides before pushing the module firmly into place.
- Tighten top and bottom retaining screws to ensure continuous chassis ground connection and prevent mechanical vibration displacement.
- Verify that all communication network cabling connected to the front ports utilizes shielded twisted-pair cables with proper single-point grounding.
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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Industrial automation systems rely heavily on Programmable Logic Controllers (PLCs) to maintain uninterrupted production. When a PLC unexpectedly shifts from Run to Stop mode, whole manufacturing lines stall.
As control systems evolve across modern factory automation, understanding the root causes of these interruptions helps engineers minimize costly downtime. This technical guide breaks down why PLCs trip into Stop mode and provides practical strategies to mitigate system faults.
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
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