HIMA F3330 Output Module: Specs, Compatibility & Availability

Technical Dossier

Product Details And Specifications

HIMA F3300 Series: Comprehensive Module Range and Technical Overview

The HIMA F3300 series represents one of the most widely deployed safety-rated I/O module families in global heavy industry. Installed across petrochemical complexes, nuclear power stations, offshore platforms, and refinery control rooms, the F3300 range operates as the field interface layer within HIMA's HIMax and HIMatrix safety systems. These modules are certified to IEC 61508 SIL 3 and are designed for continuous operation in environments where functional safety is a regulatory and operational requirement. The F3300 series handles digital input, digital output, analog input, and analog output functions, interfacing directly with field instruments, actuators, and final control elements via the system backplane bus.

The Evolution of F3300 Architecture

The F3300 series was introduced as part of HIMA's modular safety PLC platform strategy, designed to replace earlier proprietary rack-based architectures with a standardized, hot-swappable module format. Early revisions of the F3300 family used parallel backplane communication with fixed addressing. Subsequent hardware revisions introduced serial backplane protocols with improved noise immunity and faster cycle times, enabling tighter integration with the HIMax central processing units.

Compatibility across F3300 hardware revisions is managed through firmware versioning. Modules from different production batches may require firmware alignment before substitution in an active system. The F3300 series is now in the mature-to-end-of-life phase of its product lifecycle. HIMA has transitioned new project designs toward the HIMax X-MIO and HIMatrix FX series. However, the installed base of F3300 modules in operating plants remains substantial, and long-term maintenance support for these modules continues to be a critical procurement requirement for plant operators committed to brownfield asset management.

F3300 Full Catalog & Functionalities (SKU List)

The following SKUs represent the core F3300 module range, classified by functional category. Each entry reflects a verified module type within the HIMA F3300 product family.

Digital Output Modules

• F3330: 16-channel digital output module, 24 VDC, SIL 3 rated, for HIMax/HIMatrix systems
• F3331: 8-channel digital output module, high-current capacity, 24 VDC, SIL 3
• F3332: 16-channel digital output module with diagnostics, 24 VDC, redundant output capable
• F3334: 8-channel relay output module, 230 VAC/24 VDC, SIL 2 rated

Digital Input Modules

• F3310: 32-channel digital input module, 24 VDC, SIL 3, standard field wiring
• F3311: 16-channel digital input module, 24 VDC, SIL 3, with short-circuit detection
• F3312: 32-channel digital input module, 24 VDC, high-density field termination
• F3314: 16-channel digital input module, NAMUR sensor compatible, SIL 3

Analog Input Modules

• F3320: 8-channel analog input module, 4–20 mA / 0–10 V, SIL 2, 16-bit resolution
• F3321: 8-channel analog input module, HART-compatible, 4–20 mA, SIL 2
• F3322: 4-channel analog input module, thermocouple/RTD, SIL 2
• F3323: 8-channel analog input module, high-accuracy, 4–20 mA, SIL 3 capable

Analog Output Modules

• F3340: 4-channel analog output module, 4–20 mA, SIL 2, loop-powered
• F3341: 8-channel analog output module, 4–20 mA, SIL 2, with open-circuit detection

Communication & Power Modules

• F3350: Profibus DP communication adapter module for F3300 backplane integration
• F3360: Power supply module, 24 VDC input, redundant-capable, for F3300 rack
• F3370: Backplane bus terminator and rack extension module for F3300 chassis

Sourcing Hard-to-Find & Obsolete F3300 Parts

As the F3300 series transitions out of active HIMA production, procurement of replacement modules through standard distribution channels becomes progressively more difficult. Lead times from authorized distributors for F3300 modules can extend to 26–52 weeks for certain SKUs, or result in no-quote responses for discontinued part numbers.

DriveKNMS maintains a dedicated inventory of F3300 series modules sourced from decommissioned plant equipment, authorized surplus channels, and long-term storage stock. Our procurement team specializes in locating specific F3300 SKUs for emergency maintenance, planned turnaround events, and long-term spares agreements. We support single-unit emergency orders as well as bulk procurement for multi-year maintenance contracts. All F3300 modules supplied by DriveKNMS are accompanied by full traceability documentation and test records.

Quality Control for the F3300 Range

HIMA F3300 modules incorporate complex backplane bus interfaces and safety-rated I/O circuitry that require specialized test procedures beyond standard functional checks. DriveKNMS applies the following quality control protocol to all F3300 modules prior to shipment:

• Visual inspection of backplane connector pins, PCB surface, and conformal coating integrity
• Powered functional test: channel-by-channel I/O verification under rated load conditions
• Backplane communication test: module inserted into HIMA-compatible test rack, bus communication verified at protocol level
• SIL diagnostic function test: internal self-test routines executed and pass/fail status logged
• Firmware version identification and documentation
• Burn-in cycle: 48-hour continuous operation at elevated ambient temperature (50°C) to screen latent component failures
• Final inspection and packaging with ESD-protective materials and humidity indicators

Test records are retained for a minimum of 10 years and are available to customers upon request.