Product Overview
The Allen-Bradley 1769-IA16 Discrete Input Module is part of the CompactLogix family, designed for reliable 100/120 VAC input sensing. With 16 AC input channels operating at 79–132 VAC and 47–63 Hz, this module delivers consistent performance in industrial automation systems. Its low power consumption of 33.6 Watts and minimal heat dissipation of 3.3 W contribute to long‑term energy savings and reduced cooling costs, making it a cost‑effective choice for both new installations and upgrades.
Technical Specifications
Key parameters of the Allen-Bradley 1769-IA16 ensure precise and dependable operation:
-
Input Channels: 16 AC inputs with internally connected commons
-
Operating Voltage: 79–132 VAC
-
Input Frequency: 47–63 Hz
-
Current Draw: 115 mA at 5.1 Vdc
-
Power Consumption: 33.6 Watts
-
Heat Dissipation: 3.3 W (2.7 BTU/hr)
-
Input Delay: 20 ms (both ON and OFF)
-
On‑State Voltage (min): 79 VAC
-
Off‑State Voltage (max): 20 VAC
-
Weight: 2 pounds
-
Dimensions: 118 x 35 x 87 mm (4.65 x 1.38 x 3.43 in.)
Industry Applications
The 1769-IA16 is ideal for discrete manufacturing processes, such as conveyor monitoring, packaging machinery, and material handling. By replacing older, less efficient input modules, this module reduces power waste and improves system reliability. In a typical production line, its 16 AC inputs interface directly with limit switches and proximity sensors, enabling real‑time status detection with minimal false triggers, thanks to the 20 ms input delay. This reliability translates to fewer unscheduled stops and lower total cost of ownership.
Compatibility & Integration
The Allen-Bradley 1769-IA16 integrates seamlessly with MicroLogix 1500 and 1769 CompactLogix controllers. It supports a power supply distance rating of 8 modules and is compatible with the 1769‑PA2, 1769‑PB2, 1769‑PA4, and 1769‑PB4 power supplies. The module uses a removable terminal block for easy wiring, accepting 22–14 AWG solid or 22–16 AWG stranded copper wire rated at 90°C. This flexibility simplifies field installation and future system expansion, increasing overall operational efficiency.
Selection Guide & Purchasing Advice
When selecting the Allen-Bradley 1769-IA16, verify your controller type (MicroLogix 1500 or CompactLogix) and power supply capacity. The module requires one slot in the chassis and an open‑style enclosure. For a reliable source, visit UBEST Automation (ubest101.myshopify.com) to order genuine Allen‑Bradley parts with fast shipping and dedicated support.