HIMA F 3238 8 Channel Safety-Related Input Module

Overview

The F 3238 Safety-Related Input Module from HIMA is a compact, high-integrity digital input unit designed for critical safety applications. With 8 galvanically isolated channels and SIL 3 certification, it ensures reliable signal acquisition in hazardous industrial environments.

Technical Specifications

Performance & Features

The F 3238 module is engineered for robust and flexible input handling:

• 8 galvanically isolated digital input channels

• Sensor compatibility: NAMUR, proximity switches (P+F), limit switches (LS/LB)

• Input voltage: 24 VDC (–15%/+20%, max 30 V)

• Internal supply: 5 VDC (±10%, max 6 V)

• Isolation voltage (Um): 40 V

• Operating temperature: 0°C to +60°C

• Suitable for Ex-zone (i) installations

• Diagnostic capabilities for fault detection

• Supports redundant configurations for enhanced availability

Application & Compatibility

The F 3238 integrates seamlessly into HIMatrix safety architectures and is ideal for process automation, machinery protection, and emergency shutdown systems. It complements modules like F2 DO 8 01, F3 DIO 20/8 02, and F 8652X, supporting scalable and compliant safety instrumented systems.