I. Basic Information

Model: F333 Brand: HIMA (German Rising Star)

Series: HIMatrix F3 / HIMax

Type: 8-channel SIL3 safety digital output (DO, source type, enhanced diagnostics)

Safety level: SIL3 (IEC 61508), TÜV AK6, Cat.4/PL e, ATEX

Software: SILworX

Applications: ESD/BMS/F&G/SIS, drives solenoid valves, relays, indicator lights (including high-reliability circuits)

II. Hardware Parameters

Power Supply: 24VDC (L+), 5VDC (backplane)

Power Consumption: 5V @ 130mA; 24V @ 180mA (excluding load)

Channels: 8 DO (source type output, enhanced line monitoring)

Output: 24VDC, per channel 0.5A (12W); indicator light ≤ 4W

Load: Resistive / Inductive (≤ 12W), supports high reliability / long-life load

Isolation: Channel-to-channel / Ground safety isolation, enhanced explosion-proof isolation design

Operating Temperature: -25℃～+70℃ (explosion-proof area - 20℃～+50℃)

Size: 4TE (25mm×203mm×127mm)

Weight: Approximately 1.0kg

Hot Swap: Supported

III. Interfaces and Protection

Terminal: 8×DO+, common terminal L-, explosion-proof shielding ground (screw terminal)

Indicator: Per channel LED (operation / fault / line monitoring status)

Protection: Short circuit / overcurrent / overvoltage / reverse polarity, enhanced line monitoring (open circuit / short circuit / load abnormality)

Communication: Backplane bus (connects F3311/F3313/F3318 CPU)

Feature: Full-channel line monitoring + output circuit deep testing, fault location accuracy improvement

IV. Differences from the Core of the Same Series

F3330: 8 channels, 0.5A/channel, source type, basic diagnosis

F3331: 8 channels, 0.5A/channel, open collector, basic diagnosis

F3332: 8 channels, 2A/channel, source type, high-power load

F3333: 8 channels, 0.5A/channel, source type + enhanced diagnosis + high reliability adaptation

V. Key Advantages

Higher diagnostic coverage: Compared to F3330/F3331, add load abnormality, circuit impedance monitoring

High reliability scenarios adaptation: Suitable for frequently operated, long-life requirements of solenoids / relays

Explosion-proof compatibility optimization: Isolation and energy-limiting design adapted to Ex ia/ib explosion-proof areas