I. Basic Overview

Model: F3349

Brand: HIMA

Black Horse Series: HIMatrix F3 / H41q/H51q

System Module Type: Composite Digital I/O Module (32 DI + 8 DO)

Safety Level: SIL3, AK6, Cat.4/PL e

Applicable Systems: SIS, ESD, BMS, F&G

Configuration Software: SILworX, ELOP II

Installation: Standard rack slots, supports hot swapping

II. Core Electrical Parameters

Channel Configuration: 32 Digital Inputs (DI) + 8 Digital Outputs (DO)

Input Type: 24VDC Source Type / Drain Type (Compatible), High-Level Valid Output Type: 24VDC or 48VDC Active Output (Source Type, L+)

Single Channel Output Current: Maximum 0.5A (Resistive / Inductive), Lamp Load 10W

Output Voltage Drop: ≤ 2V at 500mA Protection Mechanism: Independent Short Circuit, Overcurrent, Surge, ESD Protection

Backplane Power Supply: 5VDC / 0.15A

External Power Supply: 24VDC or 48VDC / 50mA + Load Current

Input Signal: 24VDC, High Level ≥ 15V, Low Level ≤ 5V

Isolation: High Voltage Isolation between Channels and System, Channel-to-Channel

Operating Temperature: -20℃ to +60℃

Storage Temperature: -55℃ to +105℃

Protection Grade: IP20

III. Functions and Diagnostics

Input Function: 32 DI, Supports Relay Contacts / 24V Active Signals, Line Monitoring Output Function: 8 DO, Can Drive 24V/48V Electromagnets, Relays, Contactors

Self-Diagnosis: Full Channel Coverage Self-Diagnosis, Open Circuit / Short Circuit / Overcurrent / Power Supply Abnormal Fault Response: Fault Channel Shutdown, System Alarm, Configurable Safety Status Indicator: Independent RUN/Fault Lights per Channel, Intuitive Status

Line Monitoring Function: Input/Output Loop Open Circuit, Short Circuit Automatic Identification

Safety Features: Compliant with IEC 61508 SIL3, Supports Quadruplex (QMR) Architecture

IV. Typical Applications

ESD Emergency Stop System DI/DO Integrated Interface BMS Boiler Interlock, F&G Fire and Gas System Signal Acquisition and Drive 32 Switching Quantity Signal Input + 8 Actuator Control (Electromagnets / Relays) 24V/48V Mixed Load Control, Saves Rack Space Third-party System Relay Interlock and Signal Interactions

V. Comparison with Similar Series

F3348: 8 DO, 48VDC, 0.5A, Pure Output Module

F3349: 32 DI + 8 DO, 24V/48V Compatible, Composite I/O

F3335: 8 DO, 24VDC, 0.5A, Enhanced Diagnosis

F3332: 8 Relay DO, Passive Relay Contacts, 250VAC/30VDC

VI. Brief Usage Instructions

Module Inserted into Standard Rack Backplane, Automatically Identified, Supports Hot Swap

Input Wiring: 24VDC Sensor / Relay Contact, Common Terminal Connected to 24V Ground

Output Wiring: Positive Terminal of 24V/48V Connected to Output Port, Negative Terminal Connected to Power Ground, Source Type Drive Power: Backplane 5VDC + External 24V/48VDC Simultaneous Power Supply Configuration: Select F3349 from SILworX/ELOP II, Configure DI/DO Logic and Fault Response Maintenance: Online Replacement Does Not Affect Other Modules, Diagnostic Information Available via Software / Hardware Lights