Description
Core Product Summary (Brand / Model / Key Attributes)
The HIMA F35 03 SILworX is a compact safety-related controller from the HIMatrix family. It integrates 24 digital inputs, 8 digital outputs, 2 counters and 8 analog inputs in a single metal housing and is engineered for programming and configuration with the SILworX engineering tool.
The device is TÜV-certified for safety applications up to SIL 3 (IEC 61508, IEC 61511, IEC 62061) and PL e (EN ISO 13849-1). It is suitable for mounting in Ex Zone 2 and supports sequence-of-events recording, multitasking and reload functions (licence-dependent).
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Product type | Compact safety-related controller (PES) |
| Series | HIMatrix F35 |
| Programming tool | SILworX |
| Digital inputs | 24 |
| Digital outputs | 8 |
| Analog inputs | 8 |
| Counters | 2 |
| Safety certifications | SIL 3 (IEC 61508/61511/62061), Cat. 4 / PL e |
| Operating temperature | 0 … +60 °C (standard variant) |
| Housing | Compact metal enclosure |
| Hazardous area | Suitable for Ex Zone 2 |
| Special functions | Sequence of Events (SOE), multitasking, reload (licence required) |
Detailed Product Overview
The F35 03 SILworX is a self-contained safety controller that combines processing power and a comprehensive set of I/O in one compact unit. It provides 24 safety-related digital inputs, 8 digital outputs, two high-speed counters and eight analog inputs, eliminating the need for external I/O modules in many small- to medium-sized safety applications.
All configuration, programming and diagnostics are performed with SILworX. The controller supports the full range of HIMatrix communication options and can participate in larger distributed safety architectures via safeethernet when required.
The device carries full TÜV certification for SIL 3 applications and is approved for installation in Ex Zone 2 when mounted in a suitable enclosure. Continuous self-diagnostics monitor the integrity of the processor, I/O channels and internal supplies. In the event of a detected fault, the controller forces the outputs to the safe state according to the configured safety reaction.
Optional licensed features include sequence-of-events recording (SOE), multitasking and online reload, allowing the controller to meet more demanding operational requirements without interrupting the safety function.
Engineering Selection Highlights
- Fully integrated I/O (24 DI + 8 DO + 8 AI + 2 counters) reduces cabinet space and wiring.
- Native SILworX engineering environment for configuration, programming and diagnostics.
- SIL 3 / PL e certification covers the majority of process and machine-safety applications.
- Compact metal housing suitable for direct installation or Ex Zone 2 mounting.
- Built-in support for sequence-of-events recording and multitasking (licence options).
- Continuous self-diagnostics with defined safe-state reaction on fault.
- Ideal for stand-alone safety functions or as a distributed node in larger HIMatrix systems.

F35 03 SILworX

F35 03 SILworX
System Compatibility & Integration Requirements
| Item / Dependency | Verified Compatibility or Requirement | Practical Note |
|---|---|---|
| Engineering tool | SILworX | Required for configuration and programming |
| Communication | safeethernet and standard industrial protocols | Configured in SILworX |
| Power supply | 24 VDC (system supply) | Follow HIMA power and earthing guidelines |
| Hazardous area | Ex Zone 2 | Enclosure must meet applicable ATEX/IECEx requirements |
| Licensed features | SOE, multitasking, reload | Additional licences required for activation |
| System manuals | HI 800 141 E (System), HI 800 023 E (Safety) | Mandatory reference documents |
Dimensions, Mounting & Connection Notes
The F35 03 is supplied in a compact metal housing designed for panel or cabinet mounting. Field wiring for the digital inputs, digital outputs, analog inputs and counters is connected via front or side terminals according to the official pin-assignment tables. Exact mechanical dimensions, terminal layouts and earthing requirements are given in the HIMA manual HI 800 477 E. When used in Ex Zone 2, the controller must be installed inside an enclosure that satisfies the relevant standards.
FAQ
What is the HIMA F35 03 SILworX?
It is a compact HIMatrix safety controller with integrated 24 digital inputs, 8 digital outputs, 8 analog inputs and 2 counters, programmed with SILworX.
What safety level does it achieve?
TÜV-certified for SIL 3 (IEC 61508, IEC 61511, IEC 62061) and PL e (EN ISO 13849-1).
Which engineering tool is required?
SILworX is the designated programming and configuration tool for the F35 03 SILworX variant.
Does it support sequence-of-events recording?
Yes, SOE is supported (licence required).
Is it suitable for hazardous areas?
Yes, it can be mounted in Ex Zone 2 when installed in a compliant enclosure.
What I/O is built in?
24 digital inputs, 8 digital outputs, 8 analog inputs and 2 counters.
Verification & Troubleshooting Notes
Verify that the controller is the SILworX variant (not the ELOP II Factory version) before loading a project. Confirm that the 24 VDC supply is within the specified tolerance and that protective earthing is correctly implemented.
LED indicators on the front panel provide first-line status and fault information. Detailed diagnostic data and error codes are accessible via SILworX. In case of a fault, the outputs are forced to the safe state; replace the unit only with an identical or HIMA-approved replacement type. Always consult the official manuals HI 800 477 E (device), HI 800 141 E (system) and HI 800 023 E (safety) for complete installation, configuration and maintenance instructions.




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