HIMA F3221 984322102 Digital input module
Specific Parameters
Electrical ParametersPower Supply Voltage: 24V DC (module power)Input Voltage Range: 12-30V DC (nominal 24V DC)Input Current: 20mA per channelIsolation: 2kV RMS electrical isolation between channels and groundResponse Time: 10ms (typical)Diagnostic Functions: Built-in channel-level fault detection with short-circuit, open-circuit and overvoltage alarmsSafety Certifications: SIL 2 (IEC 61508), CE, ULCommunication Interface: Supports HIMA proprietary safety bus protocol, compatible with Profibus DP (via expansion module)
Environmental ParametersOperating Temperature: -40°C to +70°C (non-condensing)Storage Temperature: -40°C to +85°CRelative Humidity: 5%-95% (non-condensing)Protection Rating: IP20 (for cabinet installation)Vibration Resistance: Complies with IEC 60068-2-6 (10-55Hz, 0.75mm amplitude)EMC Compliance: Meets EN 61000-6-2 (industrial immunity) and EN 61000-6-4 (emission) standards
Mechanical ParametersDimensions: 140mm (L) × 100mm (W) × 30mm (H)Housing Material: Die-cast aluminum alloy with powder coatingWeight: Approximately 0.3kgMounting Method: Standard 35mm DIN rail mounting with hot-swap supportWiring Method: Plug-in spring terminals for 0.5-2.5mm² conductors
Product Performance
Reliable signal processing: 16 input channels with optoelectronic isolation effectively suppress electromagnetic interference in industrial environments, ensuring signal acquisition without drift or misoperation.Strong fault diagnosis capability: Built-in self-diagnostic circuit monitors channel status in real time, locates faults within 50ms and uploads fault codes via LED indicators and bus, achieving over 95% diagnostic coverage.Outstanding environmental adaptability: Wide temperature range of -40°C to +70°C and IP20 protection make it suitable for high-temperature, high-humidity and dusty environments such as petrochemical plants or metallurgical workshops.High maintenance convenience: Supports hot-swap function for module replacement during system operation; modular design reduces wiring complexity, cutting maintenance time by over 60% compared to traditional relay solutions.
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