Products Description
HIMA F3311 Safety Digital Output Module

Technical Specifications
Model:F3311
Brand:HIMA
Safety certification:SIL3,IEC61508,TÜV certified,AK1~AK6
Channel:8-channel safety digital output
Output signal:24V DC,max 0.5A per channel
Diagnosis:Wire break,short circuit and load fault monitoring
Mounting:Plug-in subrack installation,4TE width
Protection class:IP20
Power supply: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,used to drive field solenoid valves,alarms and safety actuators,widely used in petrochemical,chemical plant ESD emergency shutdown and F&G fire gas protection system.
Function
SIL3 8-channel safety digital output module.It receives safety logic command from HIQuad CPU,outputs 24V DC control signal to field safety actuators,supports continuous loop diagnosis for wire break,short circuit and load failure.When safety trip condition triggers,module will safely cut off output.
Installation
Plug into HIQuad H41q/H51q rack backplane,wire field actuators to module terminals,complete hardware configuration via ELOPII engineering software.
Interface
‑8 channels digital output terminals
‑Backplane bus connector for power and data exchange
‑LED indicators for channel status and fault
Circuit feature
1oo2 fail-safe safety architecture,periodic hardware self-test,built-in output loop fault detection,strong anti-electromagnetic interference,meets SIL3 functional safety requirements for hazardous industrial environment.
Feature
HIQuad series 8-channel SIL3 24V DC safety digital output module F3311. Common faults:output channel circuit damage,overcurrent burnout,connector pin failure.Confirm H41q/H51q rack firmware version before replacement.
Diagnostic
Module or wiring fault triggers channel fault alarm;controller executes safety interlock logic.

Built‑in function
F3311 outputs safety control signals for SIS safety instrumented system emergency shutdown and fire protection interlock,widely used for chemical and power plant safety spare replacement.
Product Brief
F3311 belongs to HIMA HIQuad I/O family,plug-in 8-channel SIL3 24V DC digital output module. Verify rack compatibility before ordering. Test output performance and fault diagnosis function during commissioning. ESD anti‑static protection shall be followed during installation.