Overview
Specification
| Parameter | Specification |
|---|---|
| Product Type | Digital Input Module |
| Manufacturer | HIMA |
| Model Number | F3221 |
| Channels | 16 or 32 digital inputs (depending on configuration) |
| Input Voltage | 24 V DC nominal |
| Input Current | ≤10 mA per channel |
| Isolation | Channel-to-channel and channel-to-system galvanic isolation |
| Response Time | ≤10 ms per channel |
| Power Consumption | ≤3 W |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | –20°C to 70°C |
| Mounting | DIN rail or HIMatrix rack mount |
| Communication Interface | HIMatrix backplane |
| Status Indicators | LED per channel and module status |
| Safety Certification | SIL 3 according to IEC 61508 / IEC 61511 |
| Diagnostics | Open circuit detection, short circuit warning, self-test |
| Dimensions (W×H×D) | Approx. 30 mm × 120 mm × 120 mm |
| Weight | ~0.25 kg |
FAQ
A1: The module supports 16 or 32 digital input channels depending on the configuration.
Q2: What is the operating voltage range?
A2: The F3221 operates on a nominal 24 V DC supply.
Q3: Is the module suitable for SIL 3 safety applications?
A3: Yes, it is certified SIL 3 according to IEC 61508 and IEC 61511 standards.
Q4: How fast can the module detect input changes?
A4: The response time is ≤10 ms per channel, suitable for safety-critical systems.
Q5: Can diagnostics detect wiring faults?
A5: Yes, the module provides open circuit detection, short circuit warning, and self-test.
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