Description
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Atlas Copco |
| Model | TC-4000-P-PB-ES |
| Ordering Number | 8435 6511 10 |
| Product Family | PowerMACS 4000 |
| Controller Type | Primary Controller |
| Fieldbus | PROFIBUS |
| Rated Voltage | 380–480 VAC |
| Phase | 3-phase AC |
| Frequency | 50–60 Hz |
| Rated Power | 500 W |
| Protection Rating | IP43 |
| Operating Temperature | 5–50 °C |
| Storage Temperature | 5–50 °C |
| Height | 316 mm |
| Width | 146 mm |
| Length | 298 mm |
| Weight | Approx. 8 kg |
| ETL Control No. | 5010435 |
Atlas Copco’s current product data lists 380–480 VAC, 3-phase, 50–60 Hz, 500 W, IP43, and 5–50 °C operating temperature. The catalog dimensions are 316 × 146 × 298 mm.
Product Introduction
Atlas Copco TC-4000-P-PB-ES PowerMACS 4000 Controller
The Atlas Copco TC-4000-P-PB-ES is the PROFIBUS-equipped primary controller in the PowerMACS 4000 platform. The primary controller handles external production-line communication and coordinates the PowerMACS control architecture used for fixtured tightening and pressing applications.
This is not simply a fieldbus adapter. The PowerMACS 4000 controller includes onboard PLC functionality, reject-management capability, emergency-stop circuitry, Ethernet infrastructure, and control functions intended for production assembly systems.

TC-4000-P-PB-ES
Application Scenarios & Field Pitfalls
Engineering Pain Point
When a PowerMACS controller fails, the main concern is rarely just getting power back to the cabinet. The controller sits inside the tightening-system architecture, so fieldbus identity, node configuration, PLC logic, spindle configuration, and safety signals all matter.
The TC-4000-P-PB-ES is specifically the PROFIBUS version. Replacing it with another TC-4000 primary controller that uses a different fieldbus can leave the mechanical system intact while breaking the production-line interface.
Typical Applications
- Automotive assembly: Multi-spindle fastening and controlled tightening operations.
- Industrial machinery: Torque-controlled fastening and pressing stations.
- Production fixtures: PowerMACS 4000-based automated assembly cells.
- Distributed tightening systems: Primary controller communicating with external PLC or production-control equipment through PROFIBUS.
Atlas Copco’s PowerMACS documentation describes the platform for tightening and pressing applications, including servo-based systems covering torque ranges from 2 to 8,000 Nm and force ranges from 5 to 100 kN.
Technical Pitfalls to Avoid
- Do not confuse the primary and secondary controller.
The TC-4000-P-PB-ES is a primary controller. The TC-4000-S and TC-4000-S-ES are secondary-controller variants with different system functions. - Match the fieldbus exactly.
TC-4000-P variants exist for PROFIBUS, DeviceNet, EtherNet/IP, Modbus TCP, PROFINET and other interfaces. The suffix is functionally important, not cosmetic. - Verify the complete PowerMACS configuration before commissioning.
A controller swap can require verification of application software, spindle configuration, network settings, node address, I/O behavior and stored production parameters. The front display also provides information such as TC node address, IP address, software version and cycle data. - Check incoming power before condemning the controller.
The specified supply is 380–480 VAC, 3-phase, 50–60 Hz, with a 500 W rated power specification. This is substantially different from the 24 VDC control power commonly found around PLC I/O equipment. - Account for obsolete-system risk.
Atlas Copco’s current product page marks this exact model as no longer sold/unavailable. For a running production line, verify whether the replacement is genuinely equivalent rather than relying only on the TC-4000 family name.
Related Products
- TC-4000-P-ES — 8435 6511 00
PowerMACS 4000 primary controller without fieldbus. Functionally related, but it does not provide the PROFIBUS interface required by the PB version. - TC-4000-P-DN-ES — 8435 6511 30
Primary controller with DeviceNet. Suitable only where the production-line PLC/network uses DeviceNet rather than PROFIBUS. - TC-4000-P-EIP-ES — 8435 6511 60
EtherNet/IP primary controller. Useful for installations migrated from a PROFIBUS architecture to EtherNet/IP, subject to application and software compatibility. - TC-4000-P-MTCP-ES — 8435 6511 70
Modbus TCP version. Different external communication architecture from the PB model. - TC-4000-P-PN-ES — 8435 6511 50
PROFINET version. Similar primary-controller role, but PROFINET should not be treated as a direct protocol-level replacement for PROFIBUS. - TC-4000-S — 8435 6500 00
Secondary controller without fieldbus or Ethernet switch. It belongs to the same PowerMACS 4000 architecture but should not be ordered as a direct replacement for the primary PROFIBUS controller. - TC-4000-S-ES — 8435 6501 00
Secondary controller with Ethernet switch. Its role is different from the TC-4000-P-PB-ES even though the chassis family is shared.
Procurement note: Specify Atlas Copco TC-4000-P-PB-ES, Ordering No. 8435 6511 10. For a production-line replacement, verify the existing PROFIBUS network configuration, PowerMACS application, controller software version, spindle/fixture configuration, and safety wiring before installation. The exact ordering number is more reliable than the generic “PowerMACS 4000 controller” description.
