The NI CFP-DI-330 is an eight-channel Compact FieldPoint digital input module supporting sinking/sourcing signals and AC/DC voltage sensing.
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Key product information and technical features.
Within NI's Compact FieldPoint platform, the CFP-DI-330 provides universal digital sensing rather than analog measurement or digital output. NI identifies it separately from the DI-300, DI-301 and DI-304 sinking-input models.
Verified product specifications.
| Digital input channels | 8 channels |
|---|---|
| Maximum input voltage | 250 VAC or 250 VDC |
| DC ON-state magnitude | 4–250 VDC |
| 50/60 Hz AC ON-state voltage | 15–250 VAC |
| Input current limiting | 1.5 mA |
| Input delay | 1.2 ms |
| Operating temperature | -40 to 70 °C |
| Module weight | 100 g |
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Manufacturer
Backplane platform
Digital input
Mounts on cFP-BP-x backplanes.
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Product-specific answers based on available technical information.
No. NI specifies eight inputs for the CFP-DI-330.
No. NI lists it as a migration comparison, but the NI 9437 is sinking-only and accepts 24–250 VDC, unlike the CFP-DI-330's sinking/sourcing AC/DC inputs.