F3AIO8/401 (the standard form is F3 AIO 8/4 01) is an integrated safety analog/digital I/O controller of the German HIMA (Black Horse) HIMatrix F3 series, featuring 8 channels of AI + 4 channels of AO, SIL3 certification, and is used in SIS/ESD systems. It is currently a mainstream product and not discontinued.

I. Basic Information

Model: F3AIO8/401 (F3 AIO 8/4 01)

Series: HIMA HIMatrix F3 (Compact Safety Controller)

Type: Integrated AI/AO safety controller (can operate independently or act as remote I/O)

Safety Level: SIL3 (IEC 61508), TÜV Certification; Cat.4/PL e (EN 954-1/ISO 13849-1)

Programming Software: SILworX (recommended), compatible with ELOP II Factory

Status: Current mainstream model, available for purchase

II. Core Channel Specifications

Analog Input AI: 8 channels

Signals: 4–20mA (2/4 line), 0–10V, thermocouple J/K/T

Accuracy: ±0.1% FS (current/voltage); ±0.5℃ (thermocouple)

Isolation: Channel-to-channel / system-side isolation, anti-interference

Analog Output AO: 4 channels

Signals: 4–20mA (sensing/supply), 0–10V; overload protection ≤ 30V

Accuracy: ±0.1% FS; short-circuit/open-circuit diagnosis

Power Supply Output: 2 channels (8.2V/26V switchable), for sensor power supply

III. Hardware and Performance

Processor: Dual-core redundant ARM Cortex-A53, 400MHz

Memory: 128MB RAM, 256MB Flash

Response Time: ≥ 20ms; Scan Cycle Configurable

Communication: 2×RJ45 (10/100Mbps, with switch); supports SafeEthernet, Modbus TCP, Profinet

Power Supply: 24VDC (18–30VDC), Power Consumption ≤ 15W

Environment: -20℃ to +60℃; 5%–95% RH (no condensation)

Size/Weight: 198×142×25mm; Approximately 1.4kg

Installation: Standard 19-inch rack / DIN rail

IV. Safety and Diagnostics

Architecture: Dual-core redundant + cyclic self-check (signal validity, hardware faults)

Diagnosis: Full coverage (AI/AO short-circuit/open-circuit, sensor faults, module internal); FAULT light on and fault code set when fault occurs

MTTFd: 1.2 million hours, low-risk fault probability

V. Typical Applications

Petrochemical: ESD emergency stop, BMS burner management, F&G fire gas detection

Power: Boiler / turbine protection, gas turbine control

Oil and Gas: Offshore platform SIS, valve interlock, pressure/temperature monitoring