HIMA F3225 Digital Input Module

Technical Specifications

Model:F3AIO8/401

Brand:HIMA

Safety certification:SIL2,IEC61508,TÜV certified

Channel:8-channel digital input

Input signal:24V DC dry contact signal

Diagnosis:Wire break and short circuit monitoring

Mounting:Plug-in subrack installation,4TE width

Protection class:IP20

Power supply:5V DC /24V DC

Operating temperature:-20~+60℃

Relative humidity:5~95% non-condensing

Weight:0.40kg

Certification:CE

System compatibility:Designed for HIMA HIQuad H41q / H51q safety control system,collects discrete signals from limit switches and safety contact devices,widely used in petrochemical,chemical plant ESD emergency shutdown and F&G fire gas protection system.

Function:SIL2 safety digital input module.It reads 24V DC contact status from field safety switches,transmits contact state data to HIQuad CPU module,supports continuous wiring monitoring for wire break and short circuit faults.

Installation:Plug into HIQuad H41q/H51q rack backplane,wire field contact signals to module terminals,complete hardware configuration via ELOPII engineering software.

Interface:

‑8 channels digital input terminals

‑Backplane bus connector for power and data exchange

‑LED indicators for channel status and fault

Circuit feature:Safety galvanic isolation design,periodic hardware self-test,strong anti-electromagnetic interference,meets IEC61508 functional safety requirements for hazardous industrial environment.

Feature:HIQuad system 8-channel SIL2 digital input module F3225,discontinued spare part. Common faults:input channel circuit damage,signal acquisition abnormal,connector pin failure.Confirm H41q/H51q rack version before replacement.

Diagnostic:Module or wiring fault triggers channel fault alarm;controller marks corresponding input signal invalid and executes safety interlock logic.

Built‑in function

F3225 collects field discrete safety signals for safety interlock and emergency shutdown protection,widely used for chemical and power plant safety spare replacement.

Product Brief

F3225 belongs to HIMA HIQuad I/O family,plug-in 8-channel SIL2 digital input module for H41q/H51q safety subrack. Verify rack compatibility before ordering. Test signal acquisition and line diagnosis function during commissioning. ESD anti‑static protection shall be followed during installation.