HIMA F3DIO20/802 Digital I/O Module (982200442)

The HIMA F3DIO20/802 (order number 982200442) is a versatile fail-safe digital input/output module designed for HIMatrix safety systems. It combines 12 digital inputs and 8 digital outputs in a single compact module, providing a space-efficient solution for applications requiring both input and output functions. Certified for use up to SIL 3 (IEC 61508), the module interfaces directly with field devices such as emergency stop buttons, limit switches, solenoids, and indicator lights. Each channel features comprehensive diagnostics including line monitoring for open/short circuits, ensuring the highest level of safety integrity.

Key Features

• 12 Digital Inputs + 8 Digital Outputs: Integrated I/O reduces module count and simplifies wiring.

• SIL3 Certified: Suitable for safety functions up to the highest integrity level.

• Line Monitoring: Per-channel detection of open circuit, short to 24V, and short to 0V on inputs; open-load detection on outputs.

• Short-Circuit Protected Outputs: Each output is protected against overload and short circuits, with automatic recovery.

• Galvanic Isolation: Channels grouped with isolation to prevent fault propagation.

• Fast Response: Typical input delay ≤ 5 ms, output switching time ≤ 2 ms.

Technical Specifications

• Inputs: 12 (24 VDC, type 3 per IEC 61131-2)

• Outputs: 8 (24 VDC, 0.5 A per channel, short-circuit proof)

• Input Current: 3 mA at 24 VDC

• Output ON Voltage Drop: ≤ 0.5 V at rated current

• Line Monitoring: Software-configurable (requires external resistors for inputs)

• Isolation: 500 VAC between groups and backplane

• Power Consumption: 150 mA from 5 V backplane

• Operating Temperature: -20°C to +60°C

• Certifications: TÜV (SIL3), CE, UL, ATEX (Zone 2)

Applications

The F3DIO20/802 is ideal for small to medium-sized safety instrumented functions in process and machinery safety. Typical applications include emergency shutdown (ESD) for local panels, fire and gas detection (F&G) interfaces, burner management (BMS) logic, and machine safety interlocks (e.g., safety gates, light curtains). Its combination of inputs and outputs makes it particularly useful for compact systems where space is limited.

Integration and Configuration

The module plugs into any I/O slot of a HIMatrix chassis and is automatically detected by the safety CPU. Using HIMA's SILworX engineering tool, engineers configure input filters, line monitoring parameters, and output fail-safe states. Diagnostic data, including channel status and wire fault detection, is available to the CPU for alarm handling and predictive maintenance.

Reliability and Environmental Compliance

Designed for industrial environments, the F3DIO20/802 meets IEC 61000-4 immunity standards and is tested for vibration and shock. It operates reliably in temperatures from -20°C to 60°C and is protected against reverse polarity and transient surges. The module is RoHS compliant and carries TÜV, CE, and UL certifications.

With its integrated I/O and full safety certification, the HIMA F3DIO20/802 (982200442) digital I/O module provides a cost-effective and reliable solution for interfacing safety field devices in a wide range of applications.