Product Details
The Honeywell 900C72R-0100-44, also cataloged as the 900C72R-0100-44 Controller C70R CPU Module, operates as a dedicated hardware component for central process execution and network arbitration within Honeywell ControlEdge HC900 systems.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 900C72R-0100-44 |
| Brand | Honeywell |
| Origin | USA |
| Weight | 0.85 kg |
| Dimensions | Single-slot CPU backplane module |
| Operating Temp | 0 to 60 deg C |
| Power Consumption | 10 W at 24 VDC |
| Processor Architecture | Quad-core ARM Cortex-A9 |
| System Memory | 512 MB RAM, 1 GB Flash |
| Communication Ports | Dual redundant Ethernet, USB, RS-232 |
| Operating System | Real-Time Operating System (RTOS) |
| Programming Support | CODESYS IEC 61131-3, C/C++ |
Channel-to-Channel Isolation and DCS Network Routing
Executing real-time task scanning over its quad-core ARM Cortex-A9 architecture, the 900C72R-0100-44 CPU processes analog and digital field values while maintaining channel-to-channel isolation parameters across backplane I/O subracks. Dual Ethernet ports provide redundant network topology links for deterministic controller-to-HMI traffic and 4-20 mA HART loop protocol device integration. The integrated real-time operating system prevents data collision during memory cycles, providing continuous loop diagnostic evaluation and field bus synchronization across process control loops.
Frequently Asked Questions
Q: How does the 900C72R-0100-44 handle communication network redundancy?
A: The module is equipped with dual integrated Ethernet ports operating under the RTOS driver layer to maintain active network failover without interrupting task execution.
Q: What programming environments are compatible with the 900C72R-0100-44 firmware?
A: Control algorithms can be compiled using CODESYS IEC 61131-3 standard languages as well as native C/C++ routines for specialized execution tasks.
Q: What is the main power supply requirement for this CPU module?
A: The module requires a regulated input voltage of 24 VDC and draws a maximum power consumption of 10 W from the rack power supply.
Field Installation Guidelines
- Ensure main cabinet backplane power is de-energized before seating the 900C72R-0100-44 into the designated controller slot.
- Align the module edge connectors with the backplane guide rails and press firmly until top and bottom retention latches engage fully.
- Connect shielded twisted-pair Ethernet cables to the dual RJ-45 ports, ensuring the outer shield braid connects to the panel ground bar.
- Verify 24 VDC power supply polarity at the rack terminal block prior to system startup.
- Secure serial RS-232 and USB peripheral cables with strain-relief ties to prevent physical stress on the interface ports.
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.
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- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.































