HIMA F7529 Safety Bus Coupler Module

Technical Specifications

Model:F7529

Brand:HIMA

Safety certification:SIL3,IEC61508,TÜV certified

Power supply:24V DC

Function:Redundant safety bus coupling

Diagnosis:Communication error,bus fault self-monitoring

Mounting:Plug-in subrack installation

Protection class:IP20

Operating temperature:-20~+60℃

Relative humidity:5~95% non-condensing

Weight:0.35kg

Certification:CE

System compatibility

Designed for HIMA HIMax safety system,realizes redundant safety bus data transmission between different rack segments,widely used in petrochemical,chemical plant ESD emergency shutdown and F&G fire gas protection system.

Function

SIL3 redundant safety bus coupler module.It serves as the safety bus repeater and coupling unit for multiple HIMax racks,realizing reliable cross-rack safety signal transmission.Continuously monitors bus communication status.When bus interruption or data error detected,the module triggers fault alarm and system enters predefined safe state.

Installation

Plug into HIMax rack backplane,connect redundant safety bus cables,configure communication parameters via SILworX engineering software.

Interface

‑Backplane safety bus connector

‑Redundant external bus terminals

‑LED indicators for run,communication and fault status

Circuit feature

1oo2 fail-safe safety architecture,continuous hardware self-test,strong anti-electromagnetic interference,meets SIL3 functional safety requirements for hazardous industrial environment.

Feature

HIMax series SIL3 bus coupler F7529. Common faults:bus connector damage,backplane contact failure,communication circuit failure.Confirm rack firmware version and bus topology before replacement.

Diagnostic

Bus communication interruption or data transmission fault triggers fault alarm;controller executes safety interlock logic.

Built‑in function

F7529 provides redundant safety bus interconnection for SIS safety instrumented system emergency shutdown protection,widely used for process plant safety spare replacement.

Product Brief

F7529 belongs to HIMA HIMax family,plug-in SIL3 redundant safety bus coupler module for HIMax safety subrack. Verify rack compatibility before ordering.Test bus communication and fault diagnosis function during commissioning. ESD anti‑static protection shall be followed during installation.