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        ABB SNAT634PAC
        ABB SNAT634PAC
        ABB SNAT634PAC
        ABB SNAT634PAC
        ABB SNAT634PAC
        ABB SNAT634PAC
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        • Lifecycle status

          Discontinued / Obsolete by OEM
          Apter Power sources rare, fully tested ABB spare components to prolong specialized plant asset lifecycles.

        SNAT634PAC

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        The ABB SNAT634PAC is a safety controller module with SIL 3/PLe certification, featuring 16 configurable channels, dual PROFIsafe interfaces, and 24V DC operation.
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        Ships by Friday, October 30
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        Warranty Policy
        We provide 1 year warranty for all remaining parts.
        The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
        Return Notice
        The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
        In the event of a defect, we will send new equipment, repair equipment or refund the purchase price based on our availability. You must contact us to obtain a return authorization and return the defective device to us within 14 days of reporting the defect.
        Shipping Mode
        Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.
        Parts Availability
        Apter Power offers a wide range of components, products and services related to industrial automation. We also supply new products from a variety of quality manufacturers.
        How to order
        We have been working hard to update our inventory. If we have stock or parts available for new factory purchases, you can contact the order online. If we do not currently have an inventory, the displayed quantity will show "Ask". Please create an online quote or contact us by phone, fax or email to check availability.

        Technical specifications for SNAT634PAC

        • Manufacturer:
          ABB
        • Part Number:
          SNAT634PAC
        • Product Family:
          ABB Drives
        • Product Type:
          Controller Module
        • Stock:
          115
        • Safety Certification:
          SIL 3 (IEC 61508), PLe (ISO 13849-1)
        • Processor:
          Dual-core 32-bit ARM Cortex-R5, 400 MHz (lockstep)
        • Safety Channels:
          16 (configurable as input/output)
        • Communication Interfaces:
          2 x PROFIsafe, 1 x Ethernet (10/100 Mbps), 1 x RS485
        • Memory:
          2 MB RAM, 8 MB flash (safety), 16 MB flash (non-safety)
        • Operating Voltage:
          24 V DC ±15%
        • Power Consumption:
          Max 7 W
        • Operating Temperature:
          -20°C to +60°C
        • Protection Rating:
          IP20
        • Fault Response Time:
          <10 ms
        • Weight:
          0.85 kg
        • Estimated shipping dimensions:
          32.3x18.5x4cm
        • Tariff Code:
          8537101190
        • Country of origin:
          Sweden
        • Place of shipment:
          Xiamen, Fujian, China
        By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

        More Information

        Overview Manuals Specifications Application Performance Application Scenarios

        Features:

        • Certified to IEC 61508 SIL 3 and ISO 13849-1 PLe for safety-critical applications
        • Software-configurable channels support emergency stops, light curtains, shutdown valves, and contactors
        • Dual PROFIsafe interfaces enable seamless integration with standard automation systems
        The SNAT634PAC meets the highest safety integrity levels, certified to SIL 3 per IEC 61508 and PLe per ISO 13849-1 . This makes the SNAT634PAC suitable for applications where a single fault could lead to severe injury or equipment damage. Its dual-core lockstep processor executes safety logic in parallel with continuous self-checks to detect hardware anomalies. The SNAT634PAC triggers a safe state within 10ms of fault detection—in a robotic welding cell, this ensures immediate shutdown if a light curtain is breached, preventing contact between operators and moving machinery.

        The SNAT634PAC's 16 configurable channels can be set as safety inputs (for emergency stop buttons, light curtains) or safety outputs (for shutdown valves, motor contactors) via software. This adaptability allows the SNAT634PAC to replace multiple safety relays in complex systems, reducing cabinet space by up to 50%. In a packaging machine, the SNAT634PAC can monitor 8 emergency stops (inputs) and control 8 safety interlocks (outputs) in a single module, simplifying wiring and diagnostics.

        The SNAT634PAC uses ABB's Safety Builder software, which enforces structured programming per IEC 61131-3 with safety-specific libraries for emergency stop and two-hand control functions . The software includes built-in verification tools to check for common design errors, ensuring compliance with safety standards. Program changes are logged with user authentication, providing an audit trail required for regulatory inspections in industries like nuclear power or aviation. The SNAT634PAC also features redundant 24V DC power inputs and immunity to electromagnetic interference, ensuring reliable operation in harsh environments.

        The SNAT634PAC ABB Controller Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).

        ABB SNAT634PAC Controller Module Manuals, Datasheets, Drivers, Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
        ABB SNAT634PAC Controller Module Specs

        General

        • Manufacturer ABB
        • Model SNAT634PAC
        • Condition New Original ready stock
        • Product Family SNAT601TAI,SNAT603CNT,SNAT 4041
        Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
        • Metallurgy & Steel Mills: Used in heavy-duty rolling mills, blast furnace blowers, and coiler drives requiring rapid torque adjustments.
        • Mining & Materials Handling: Embedded in the drive controls of massive conveyor belts, rock crushers, and mine hoists.
        • Marine & Propulsion: Installed in the electric propulsion drives, thruster controllers, and heavy winch systems of cargo vessels.
        • Pulp & Paper Manufacturing: Applied to sectional drives of paper machines where exact synchronized speed control across multiple rollers is mandatory.
        • High-Speed Signal Propagation: Features ultra-low latency pulse amplification circuitry. This ensures that firing commands from the master controller reach power semiconductors in microseconds, maintaining rigid dynamic response.
        • Galvanic Electrical Isolation: Utilizes high-efficiency optocouplers or pulse transformers. This isolates sensitive low-voltage control microprocessors from dangerous high-voltage power grids, preventing signal noise feedback and reducing overall line loss.
        • Thermal and Power Optimization: Designed to deliver high peak currents during pulse transitions while drawing minimal static power. The board operates efficiently under continuous-duty cycles within high-heat environments without requiring dedicated onboard cooling fans.
        • Synchronous Motor Startup: Manages the strict thyristor firing sequence during the low-speed, high-torque startup phases of giant synchronous motors to prevent grid voltage dips.
        • High-Load Dynamic Braking: Controls regenerative braking systems by perfectly timing energy feed-back pulses into the main grid when heavy cranes or mine hoists slow down.
        • Multi-Drive Speed Coordination: Functions as a decentralized firing module across multiple connected drive sections, ensuring that four separate motors driving a single conveyor belt share mechanical loads flawlessly without tearing the belt.
        Description
        The ABB SNAT634PAC is a high-integrity safety controller module engineered for safety-critical industrial automation applications. Certified to SIL 3 (per IEC 61508) and PLe (per ISO 13849-1), the SNAT634PAC provides fail-safe monitoring and control for systems where human or equipment safety is paramount.

        The ABB SNAT634PAC features 16 configurable safety channels, a dual-core lockstep ARM Cortex-R5 processor, and dual PROFIsafe interfaces for safety-related data communication . The SNAT634PAC operates on 24V DC ±15% with maximum power consumption of 7W and supports operating temperatures from -20°C to 60°C.

        The ABB SNAT634PAC supports PROFIsafe, Modbus RTU/TCP, and OPC UA protocols, enabling seamless coordination between safety functions and standard automation systems . The SNAT634PAC's flexible channel configuration allows each of the 16 channels to be set as safety inputs (for emergency stops, light curtains) or safety outputs (for shutdown valves, motor contactors) via software.

        The ABB SNAT634PAC features redundant 24V DC power inputs and continuous self-checking with a safe state trigger time within 10ms of fault detection . The SNAT634PAC is programmed using ABB's Safety Builder software with built-in verification tools, and includes user authentication for audit trail compliance.
        Alternative Names
        SNAT601TAI SNAT603CNT SNAT617CHC SNAT 617 CHC 61037136 SNAT0100-6B SNAT 0100-6B 61054588 5761852-3B SNAT 4041 SNAT7640 SNAT 7640 3BSE003195R1 SNAT609TAI SNAT 609 TAI SNAT6030BEB SNAT 6030 BEB
        Technical notes
        The ABB SNAT634PAC is a SIL 3/PLe certified safety controller with 16 configurable channels, dual-core lockstep ARM processor, and dual PROFIsafe interfaces. It operates on 24V DC, features redundant power inputs, and triggers a safe state within 10ms.
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        FAQS

        The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
        VIEW ALL FAQS
        What is the primary function of the SNAT634PAC?
        It provides fail-safe monitoring and control for safety-critical applications, certified to SIL 3/PLe with 16 configurable channels and dual PROFIsafe interfaces.
        What safety certifications does the SNAT634PAC hold?
        It is certified to SIL 3 per IEC 61508 and PLe per ISO 13849-1, with TÜV SÜD, CE, UL, and ATEX approvals.
        How does the SNAT634PAC ensure fault tolerance?
        It uses a dual-core lockstep processor with continuous self-checks, redundant 24V power inputs, and triggers a safe state within 10ms of fault detection.
        What communication protocols does the SNAT634PAC support?
        It supports PROFIsafe, Modbus RTU/TCP, and OPC UA, enabling integration with standard automation systems.

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