Product Details
The ABB SM811K01 3BSE018173R1, also cataloged as the SM811K01 Safety CPU Module, operates as a dedicated hardware component for high-integrity safety processing and SIL3 execution within System 800xA architecture platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | SM811K01 |
| Order Code | 3BSE018173R1 |
| Brand | ABB |
| Origin | Sweden |
| Weight | 0.6 kg |
| Dimensions (D x H x W) | 127.5 mm x 185 mm x 59 mm |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | System backplane powered |
| Module Included | SM811 Safety Module |
| Baseplate Included | TP868 Baseplate |
| Cable Included | TK852V10 Synchronization Link Cable |
| Safety Rating | SIL3 certified |
| Bus Interface | CEX bus connection via BC810 |
| Battery Count | 0 |
| Compliance | Not RoHS 2 compliant (restricted to pre-July 22 2017 legacy systems) |
Firmware Flash Compatibility & Controller Synchronization
The SM811 safety module collaborates directly with the PM865 CPU to establish a deterministic safety processing environment. Inter-module communication relies on dedicated synchronization signals transferred over the TK852V10 synchronization link cable, while electrical integration into the system communication expansion lane requires connection to the CEX bus downstream of a BC810 CEX bus interconnection unit. The internal hardware logic enforces lockstep firmware flash compatibility with the primary PM865 execution engine, preventing diagnostic mismatch conditions and ensuring fault-tolerant fail-safe state execution under safe-state trigger parameters.
Frequently Asked Questions
Q: Can the SM811K01 safety CPU module be deployed in new greenfield installations?
A: No. Due to RoHS 2 2011/65/EU non-compliance, the SM811K01 is designated strictly as a spare part for existing systems placed on the market prior to July 22, 2017, meant solely for repair, maintenance, or capacity expansion.
Q: How does the SM811K01 establish physical connection with the PM865 controller?
A: The SM811 module seats on the included TP868 baseplate, connects to the primary CEX bus via the BC810 CEX bus interconnection unit, and establishes high-speed processor synchronization using the TK852V10 link cable.
Field Installation Guidelines
- Power-Off Isolation: Always de-energize the cabinet power supply to the backplane prior to mounting or unseating the TP868 baseplate and SM811 processing unit.
- Bus Connections: Secure the BC810 CEX bus interconnection box properly before attaching the CEX bus interface to prevent signal integrity degradation along the communication lane.
- Cable Routing: Route the TK852V10 synchronization link cable avoiding tight bend radii or direct proximity to high-voltage AC field wiring to prevent electromagnetic interference.
- Grounding Protocol: Connect the baseplate shield connections directly to the cabinet functional earth ground bar using low-impedance grounding straps.
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.
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