HIMA F3200 Series Modules F3237 Digital Input Module

Technical Dossier

Product Details And Specifications

HIMA F3200 Series Technical Notes

The Evolution of F3200 Architecture

The F3200 module family was introduced as part of HIMA's second-generation safety controller platform, succeeding the earlier H41q/H51q relay-based systems. The architecture is built around a passive backplane bus with hot-swap-capable module slots, allowing field replacement without system shutdown under specific operational conditions. Early F3200 revisions used parallel backplane communication; later hardware revisions transitioned to a serialized internal bus to improve noise immunity in high-EMI industrial environments such as motor control centers and high-voltage switchgear rooms.

F3200 Full Catalog & Functionalities (SKU List)

Digital Input (DI) Modules

• F3237: 16-channel 24 VDC digital input module, SIL 3 rated, for HIMatrix/HIQuad racks
• F3236: 8-channel 24 VDC digital input module, single-channel safety input configuration
• F3238: 32-channel digital input module, high-density field wiring, passive backplane interface
• F3230: Digital input module with NAMUR sensor interface, intrinsically safe field circuits

Digital Output (DO) Modules

• F3330: 8-channel 24 VDC digital output module, SIL 3 rated, relay-equivalent solid-state outputs
• F3332: 16-channel digital output module, 0.5 A per channel, short-circuit protected
• F3334: 8-channel relay output module, potential-free contacts, 230 VAC rated
• F3336: 4-channel high-current digital output, 2 A per channel, for solenoid valve actuation

Analog Input (AI) Modules

• F3416: 8-channel analog input module, 4–20 mA / 0–10 V, 12-bit resolution, SIL 2
• F3418: 4-channel analog input module with HART pass-through, field device diagnostics support
• F3420: 8-channel thermocouple/RTD input module, Pt100/Pt1000 and J/K/T type support

Analog Output (AO) Modules

• F3450: 4-channel analog output module, 4–20 mA, 12-bit resolution, loop-powered field devices
• F3452: 8-channel analog output module, voltage and current output selectable per channel

CPU / Communication Modules

• F8650E: Central processing unit for HIQuad systems, dual-redundant CPU configuration support
• F8651E: CPU module with integrated Ethernet safety communication, PROFIsafe master
• F8627X: Communication module, PROFIBUS DP master/slave, F3200 rack integration
• F8628X: Modbus TCP/RTU gateway module for F3200 backplane, non-safety data exchange

Power Supply Modules

• F7130: 24 VDC power supply module for F3200 rack, redundant power bus feed
• F7131: Redundant power supply module, automatic switchover, no interruption to safety logic

Quality Control for the F3200 Range

F3200 modules present specific test challenges due to their backplane bus interface and internal safety self-test architecture. Standard bench power-up is insufficient to verify module functionality — the F3200 backplane protocol requires active communication with a CPU module to complete the module initialization sequence and confirm diagnostic coverage.

DriveKNMS employs a dedicated HIMatrix/HIQuad test rack configured with a reference CPU module and SILworX test project for F3200 module verification. Each module under test is inserted into the rack and subjected to the following protocol: power-on self-test (POST) completion verification, channel-level I/O functional test using calibrated signal sources and loads, backplane communication integrity check, and hardware revision identification via SILworX module scan. Modules that fail any stage of this protocol are quarantined and not listed for sale. Test records including channel-level pass/fail data are retained and available to customers upon request for safety documentation purposes.