Description
BERGHOF C1CPU-4S-07 | Central Processing Unit Spec Sheet
Product Introduction
When a central rack processor drops offline on an active production line, tracing the fault through legacy control architecture tests any engineer’s resolve. The Berghof C1CPU-4S-07 is not a standard commercial computing board; it is a heavy-duty industrial central processing unit engineered to execute deterministically under severe thermal and electrical constraints.
Seated securely in the primary slot of the system backplane, the unit manages command instruction execution and internal data handshaking across distributed I/O drop cards. It demands clean, regulated power and proper rack seating, but once locked into the enclosure, it delivers the precise processing muscle required to keep complex automation cells running smoothly.

C1CPU-4S-07
Key Technical Specifications
| Parameter | Specification |
| Processor Architecture | Embedded industrial microprocessor core |
| System Compatibility | Berghof M3000 automation & control series |
| Communication Interface | Integrated backplane system bus |
| Operating Temperature | 0^\circC to 55^\circC |
| Ambient Humidity | 10\% to 95\% RH (non-condensing) |
| Mounting Type | Central rack backplane slot |
| Power Supply | Backplane-derived regulated DC rails |
| Weight | Approximately 0.7 kg |
Application Scenarios & Pain Points
- Continuous Process Lines: Unstable processor clocks used to trigger random watchdog timeouts on older controller racks until maintenance teams upgraded to a verified replacement unit. Swapping in the C1CPU-4S-07 restored stable execution cycles.
- Automated Manufacturing Cells: Without consistent logic execution speeds, complex multi-axis motion triggers would fall out of sync. This central module maintains rigid scan times, eliminating intermittent packet freezes.
- Legacy System Maintenance: A packaging facility avoided an expensive, full-scale control architecture overhaul by swapping a failed processor card with the C1CPU-4S-07, bringing the line back online within hours.
QA & Live Testing SOP (Trust Signal)
Surplus automation hardware requires absolute verification before deployment. Every incoming Berghof C1CPU-4S-07 goes through a rigorous multi-point test protocol:
- Visual & Optical Inspection: We check board traces for thermal fatigue, examine connector pins for bending or oxidation, and verify integrity on all surface-mount components.
- Powered Bench Verification: The module is slotted into a dedicated test backplane rack, energized with nominal DC voltage rails, and subjected to a simulated program execution and communication handshake check.
- ESD-Safe Packaging: Units are sealed in heavy-duty moisture-barrier antistatic bags. When you unbox the C1CPU-4S-07, it is ready for immediate critical path commissioning.
Field Engineer’s Pitfall Guide
- ❗ Firmware Version Mismatches: Never drop a replacement into a rack running mismatched project firmware files; version conflicts will instantly throw a fatal system fault code on startup.
- ❗ Live Backplane Insertion Hazards: Never attempt to seat or unseat the while the rack is powered; always kill main cabinet power to prevent shorting sensitive edge-connector pins.
- ❗ Battery Backup Discrepancies: Always check the onboard volatile memory backup status or internal lithium battery voltage before commissioning, or risk losing retentive project parameters on power loss.
Intent-Driven FAQ
Can I hot-swap the Berghof while the system is powered on?
No. Powering down the rack and cutting main cabinet power is mandatory before removing or installing the to prevent damaging sensitive internal microprocessors.
Is this specific module brand new?
This inventory consists of verified surplus—un-installed factory backup stock preserved in climate-controlled storage environments.
Will this processor require a complete software reload?
It depends on whether your project configuration data is stored on an external memory card or retained internally; ensure you have a verified system backup before swapping modules.
What kind of warranty comes with this purchase?
Every surplus includes a standard 1-year replacement warranty covering any functional defects under normal operating conditions.
Does the module require any special programming tools?
Standard system configuration and software uploads require the manufacturer’s designated engineering development environment and appropriate communication cables.


