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  • SM812
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SM812

SM812 | Redundant Safety Controller | ABB

In stock (11 units), ready to be shipped

  • Manufacturer: ABB

  • Product No.: SM812

  • Product Type: Controller Module

  • Product Origin: SE

  • Payment:T/T, Western Union

  • Weight: 700g

  • Shipping port: Xiamen

  • Warranty: 12 months

30-Day Return Policy · 12-Month Warranty
  • Fast Delivery
  • 24/7 Support
  • Quality Assurance

Description

Product Overview

SM812 (3BSE072270R1) supervises PM857 PM863 PM867 SIL1-2. With PM867 it forms 1oo2 diverse structure SIL3. Redundant SM812 supports hot swap online upgrade via SM Link. Includes 3 DI and 2 DO safety I/O.

Technical Specifications

Parameter Value
Processor MPC866 @ 133 MHz
RAM 64 MB
Flash PROM 4 MB
Power Supply 24 V DC (19.2-30 V)
Current Consumption 160 / 250 mA (typ/max)
Power Dissipation 3.8 W
Switch-over Time Max 10 ms
Operating Temp +5°C to +55°C
Protection IP20
Dimensions (W x H x D) 59 x 186 x 127.5 mm
Weight 0.7 kg

Key Features

  • 133 MHz MPC866, 64 MB RAM
  • Over-voltage and internal voltage monitoring
  • Hot swap and redundancy ready
  • SM Link redundant sync
  • 3 DI, 2 DO safety I/O
  • TUV, cULus Zone 2, Marine certified

Installation Notes

  • Use shielded cables DI/DO. Max 30 m.
  • Connect SM Link before power-on redundant setup.
  • Hot-insert: wait RDY LED green before removing active unit.

FAQs

Q1: Does SM812 + PM867 achieve SIL3?
A1: Yes. 1oo2 diverse architecture. PM867 runs one tool chain, SM812 runs diverse logic.

Q2: Use 3 DI emergency stop?
A2: Yes safety I/O. SIL3 wire E-stop direct. Not Ex i rated.

Q3: Switch-over time redundant config?
A3: Max 10 ms.

🏷️ Tags: Controller Module Processor Module Processor Unit

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  • Follow manufacturer instructions and best practices during installation.

In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.

Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.

For more details, please review our Shipping & Return Policy.

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