Product Introduction
With 16 high-speed DC inputs and flexible sink/source wiring, the Allen-Bradley 1769-IQ16F high speed DC input module delivers precise signal acquisition for demanding automation tasks. Part of the Rockwell Automation CompactLogix series, this module operates at 24 Volts DC and supports input filtering with selectable delay times from 0 to 2 milliseconds. Its compact design fits into space-constrained panels while providing robust performance. The 1769-IQ16F is designed as a drop-in replacement for older 16-point input modules, offering enhanced filtering and high-speed response for upgraded systems.
Technical Parameters
| Parameter |
Value |
| Input Voltage Range (30°C) |
10 - 30 VDC |
| Input Voltage Range (60°C) |
10 - 26.4 VDC |
| Input Current (ON-state) |
10 VDC @ 2.0 mA |
| Input Current (OFF-state) |
5 VDC @ 1.5 mA |
| Signal Delay (ON to OFF) |
2 ms max |
| Signal Delay (OFF to ON) |
300 ms max |
| Power Dissipation |
3.55 W |
| Isolation Voltage |
75 V (tested 1679 VDC for 1 s) |
| Operating Temperature |
0 - 60°C |
| Shipping Weight |
2 lbs (0.60 lbs actual) |
| Wire Size (Solid/Stranded) |
22 - 14 AWG |
Industry Applications
Manufacturing facilities use the Allen-Bradley 1769-IQ16F for high-speed monitoring in packaging lines, assembly robots, and material handling systems. The module's digital filter eliminates noise from mechanical switches, ensuring accurate position sensing. In automotive body shops, the 1769-IQ16F captures rapid sensor signals for precise welding control. Process industries benefit from its robust isolation and wide temperature range for harsh environments. Upgrading from standard input modules to the 1769-IQ16F reduces false triggers and improves machine throughput.
Installation and Setup
Mount the 1769-IQ16F on a DIN rail or panel using 6 pound-inch terminal screws. Use copper wire rated for 90°C with 22-14 AWG solid or stranded conductors. Connect sink or source inputs as required. The module includes a replaceable terminal block (catalog number 1769-RTBN18) for easy wiring changes. Maintain a power supply distance rating of 8 modules to ensure stable operation. Ensure ambient temperature stays below 60°C and relative humidity between 5% and 95% non-condensing. For high-speed applications, set the digital filter delay to 0 ms for fastest response or 100 µs for noise rejection.
Compatibility and Integration
The Allen-Bradley 1769-IQ16F integrates seamlessly with CompactLogix controllers via the backplane. It supports both Series A and B revisions. Use any compatible power supply module within the 8-module distance rating. The module communicates digital input data to the controller without additional protocol configuration. It works with standard CompactLogix I/O racks and is suitable for new installations or retrofits. For systems requiring high-speed counting or event capture, the 1769-IQ16F provides the necessary performance without extra hardware.
Selection Guide and Purchasing Advice
Before purchasing the Allen-Bradley 1769-IQ16F, verify your system's power supply distance rating and available slot spacing. Confirm the operating voltage is within 10-30 VDC at your ambient temperature. If you need a replacement terminal block, order 1769-RTBN18 separately. For large orders or technical support, contact UBEST Automation via ubest101.myshopify.com. Our stock includes factory-sealed units ready for immediate shipment. We help you select the right module for your application, ensuring compatibility and long-term reliability.
Maintenance and Reliability
Inspect the terminal block and door for damage annually. Clean contacts with a dry cloth to prevent oxidation. The module dissipates only 3.55 W, reducing heat stress in the enclosure. Operating within the 0-60°C range prolongs component life. If the module fails to detect inputs, check the filter settings and wiring connections. The 1769-IQ16F is designed for 24/7 industrial use with minimal maintenance. Replacing an older, less reliable input module with the 1769-IQ16F reduces unplanned downtime and lowers total cost of ownership.