F3240316 is the complete ordering model of HIMA F3240 (including version/configuration suffix), with the core being 16-channel SIL3 safety DI and 120V AC/DC. The part number is 984324002 and it is currently in production.

1. Number Interpretation

F3240: Basic model (16 high-voltage safety DI)

316: Hardware version + configuration combination (does not affect functional interchangeability)

Standard part number: 984324002 (for general ordering)

II. Core Parameters (Same as F3240)

Channels: 16 safety digital inputs, each channel with 1500Vrms isolation

Signals: 120V AC/DC (85–132V AC / 90–150V DC), dry contacts / relays

Safety level: SIL3 (IEC 61508), TÜV AK6, Cat.4/PL e

Diagnosis: Open circuit / short circuit / line resistance monitoring, fault → safety low level

Electrical: Input current 2–10mA; response 10ms; debounce 0–255ms (configurable)

Power supply: Backplane 5VDC (160mA) + 24VDC (110mA)

Environment: -20℃ to +60℃, IP20; supports hot swapping

III. Comparison with Similar Models

F3240316/F3240: 16 channels, 120V AC/DC, high voltage isolation, SIL3, in production

F3226A: 16 channels, 24V DC NAMUR, non-isolated, SIL3, in production

F3237/F3238: 8 channels, 24V DC NAMUR / safe, 2kV isolation, SIL3, in production

IV. Selection and Replacement

120V high-voltage input: Select F3240316 (i.e. F3240)

24V NAMUR standard: Select F3226A (16 channels) or F3237 (8 channels)

Explosion-proof safe: Select F3238 (8 channels Ex ia)