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Honeywell 900CP1-0300 Conttrol Processor Module
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- Part Number: 900CP1-0300
- Brand: Honeywell
- Type: Control Processor Module
- Dimensions: 3.7×14×13.6cm
- Country of Origin: USA
- Barcode: 8537101190
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Additional Specifications
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Tags:
Control Processor Module
,
DCS
Product Description
Honeywell 900CP1‑0300 Control Processor Module
Configured for processor‑level execution in HC900 control networks, the Honeywell 900CP1‑0300 (900CP1‑0300 Control Processor Module) provides direct physical and memory‑based handling of user logic, redundancy transitions, and backplane communication.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 900CP1‑0300 |
| Brand | Honeywell |
| Origin | HC900 Controller Platform |
| Weight | 320 g |
| Dimensions | 137 mm H × 38.1 mm W (5.4 in H × 1.5 in W) |
| Operating Temp | Not specified (standard industrial controller range assumed) |
| Power Consumption | Not specified (backplane supplied) |
| Processor | Dual Core ARM Cortex‑A9 32 bit, 667 MHz |
| User Memory | 10 MB (Program 5 MB, Data 5 MB) |
| Flash Memory | 256 MB (shared specification for 900CP1‑0200 / 900CP1‑0300) |
| Running Memory (RAM) | 256 MB with ECC |
| SD Card Support | Up to 32 GB, Class 6 / Class 10 |
| Redundancy | Hot standby supported |
| RTC Retention | 2 weeks after power loss |
| RTC Resolution | 1 ms |
| I/O Scan Time | 10 ms to 3000 ms (strategy‑dependent) |
| Switchover Time | <100 ms |
| Operating Modes | Run Locked, Stop Locked, Remote Running, Remote Stopped |
| Indicators | 2 LEDs, three‑color each |
4‑20 mA HART Loop Protocol and Channel Isolation Behavior
As a Honeywell HC900‑class processor, the module aligns with process‑instrumentation signaling conventions. The CPM maintains deterministic handling of 4‑20 mA HART loop protocol transactions when paired with HC900 analog I/O, ensuring stable command/response timing across the backplane. Internal design practices apply channel‑to‑channel isolation, preventing loop interference and maintaining predictable analog update cycles even under mixed HART and non‑HART channel configurations.
Frequently Asked Questions
Q: Does the 900CP1‑0300 support hot‑swap replacement during operation? A: The CPM supports hot standby redundancy, but physical hot‑swap of the processor itself requires the controller to be in a safe state. Only the standby unit transitions without interrupting outputs.
Q: How is backplane current loading affected when using SD card storage? A: SD card usage does not materially change backplane current draw; it operates as a passive storage interface. Standard HC900 backplane loading rules apply.
Q: What occurs to internal variables during a redundancy switchover? A: Internal parameters, variables, and outputs are maintained during transition. The switchover time is specified as less than 100 ms.
Field Installation Guidelines
- Maintain consistent grounding of shielded cables at a single termination point to avoid ground loops.
- Ensure adequate clearance around the CPM for convection airflow within the HC900 enclosure.
- Insert the module vertically into the backplane until the locking tabs fully engage; avoid lateral force that may stress the connector.
- When using SD cards, select industrial‑grade Class 6 or Class 10 media and avoid inserting or removing cards during active controller operation.
- Verify LED role/status indication before enabling remote operation modes.
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