Tutto sui PLC: la CPU
A practical engineering guide to PLC CPU operation, from deterministic scan cycles and I/O image tables to memory, communications, diagnostics, redundancy, processor sizing, and reliable system...
The Allen-Bradley 1492-IFM20F-F120A-2 is a 20-point fusible digital interface module (IFM) designed for industrial PLC I/O wiring systems. Featuring a fixed terminal block structure, it includes 5 x 20mm fuse clips and two field-side terminals per I/O connection to accommodate extra wiring for inputs. The module features integrated 120V AC/DC blown fuse indicators that provide real-time status monitoring for rapid fault isolation in automated process and manufacturing systems.
| Attribute | Value |
|---|---|
| Manufacturer | Allen-Bradley / Rockwell Automation |
| Catalog Number | 1492-IFM20F-F120A-2 |
| Product Type | Digital Module with Fixed Terminal Block |
| Interface Module Style | Fusible |
| Cable Connector Pin Type | 20 Pins |
| Voltage Range | 85...132V AC/DC |
| Indicator Voltage | 120V AC/DC |
| Indicator Circuit Current (Nominal) | 1.2 mA |
| Max Current (Per Circuit) | 2 A |
| Max Current (Per Module) | 12 A |
| Field Side Terminals | Two per I/O Connection |
| Terminal Block Wire Range | #12...#22 AWG (4.0...0.2 mm2) |
| Wire Strip Length | 0.32 in. (8.0 mm) |
| Recommended Screw Torque | 3.5...4.5 lb-in. (0.38...0.50 Nm) |
| Maximum Peak Transient Voltage | 600V |
| Operating Temperature | 0...60 degC |
| Storage Temperature | -40...85 degC |
| Operating Humidity | 5% to 95% non-condensing |
| Pollution Degree | 2 |
| Label Card Replacement Part | 46006-212-01, -189-01 |
| Approximate Shipping Weight | 0.76 lb (344 g) |
| Dimensions (W x H x D) | 4.33 in. x 3.27 in. x 2.78 in. (110 mm x 83 mm x 70.5 mm) |
Global Express Shipping
Returns & Warranty



The Allen-Bradley 1492-IFM20F-F120A-2 is a 20-point fusible digital interface module (IFM) designed for industrial PLC I/O wiring systems. Featuring a fixed terminal block structure, it includes 5 x 20mm fuse clips and two field-side terminals per I/O connection to accommodate extra wiring for inputs. The module features integrated 120V AC/DC blown fuse indicators that provide real-time status monitoring for rapid fault isolation in automated process and manufacturing systems.
| Attribute | Value |
|---|---|
| Manufacturer | Allen-Bradley / Rockwell Automation |
| Catalog Number | 1492-IFM20F-F120A-2 |
| Product Type | Digital Module with Fixed Terminal Block |
| Interface Module Style | Fusible |
| Cable Connector Pin Type | 20 Pins |
| Voltage Range | 85...132V AC/DC |
| Indicator Voltage | 120V AC/DC |
| Indicator Circuit Current (Nominal) | 1.2 mA |
| Max Current (Per Circuit) | 2 A |
| Max Current (Per Module) | 12 A |
| Field Side Terminals | Two per I/O Connection |
| Terminal Block Wire Range | #12...#22 AWG (4.0...0.2 mm2) |
| Wire Strip Length | 0.32 in. (8.0 mm) |
| Recommended Screw Torque | 3.5...4.5 lb-in. (0.38...0.50 Nm) |
| Maximum Peak Transient Voltage | 600V |
| Operating Temperature | 0...60 degC |
| Storage Temperature | -40...85 degC |
| Operating Humidity | 5% to 95% non-condensing |
| Pollution Degree | 2 |
| Label Card Replacement Part | 46006-212-01, -189-01 |
| Approximate Shipping Weight | 0.76 lb (344 g) |
| Dimensions (W x H x D) | 4.33 in. x 3.27 in. x 2.78 in. (110 mm x 83 mm x 70.5 mm) |
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Greyish White
|
| Country of origin |
United States
|
| Power source |
DC Power
|