1769-IQ16 | Allen-Bradley Discrete Input Module Supplier

What Is the 1769-IQ16?

When your control system demands dependable digital signal detection, the 1769-IQ16 from Allen-Bradley delivers. This Compact I/O discrete input module features sixteen 24V DC sink/source channels, organized into two groups of eight inputs each. It is engineered for use with CompactLogix and MicroLogix 1500 controllers, making it a versatile choice for industrial automation.

Key Features & Technical Specs

• 16 DC input channels with 24V DC sink/source voltage category.
• Two input groups, each with eight channels, for independent operation.
• Operating voltage range: 10…30V DC at 30 °C (86 °F); 10…26.4V DC at 60 °C (140 °F).
• Off-state voltage: 5V DC; on-state voltage: 10V DC.
• Input delay on: 8 ms for reliable signal processing.
• Power supply distance rating of 8 modules ensures flexible placement.
• Compatible with 1769-PA2, 1769-PB2, 1769-PA4, and 1769-PB4 power supplies.
• Wire size: 22-14 AWG solid or 22-16 AWG stranded copper wire rated for 90 °C.

Industry Applications

In manufacturing environments, the 1769-IQ16 excels at interfacing with relay contacts, magnetic switchgear, thermal overload devices, and proximity sensors. Its 16-point input capacity suits both discrete manufacturing and process control applications. For example, in a packaging line, this module can monitor multiple limit switches and photo-eyes simultaneously, reducing wiring complexity.

Installation Guide

Mount the 1769-IQ16 in any slot of a 1769 CompactLogix chassis or after the base unit of a MicroLogix 1500 system. Use the provided 1769-RTBN18 replacement terminal block for secure connections. Observe the 8-module power supply distance rating to maintain proper operation. Wire using copper conductors sized 22-14 AWG solid or 22-16 AWG stranded, and tighten terminal screws to 6 lb-in torque.

Maintenance & Reliability

To ensure long service life, inspect the module periodically for loose connections and environmental contamination. Operate within the specified temperature range of 0 to 60 °C (32 to 140 °F) and relative humidity of 5 to 95% non-condensing. The module’s 8 ms input delay filters electrical noise, reducing false triggers and improving system uptime.

Compatibility & Integration

The 1769-IQ16 integrates seamlessly with Allen-Bradley CompactLogix controllers and MicroLogix 1500 programmable controllers. It uses a 16-point communication cable and supports both sinking and sourcing input configurations. This compatibility simplifies system expansion and retrofit projects.

FAQs about 1769-IQ16

Q: What is the off-state voltage of the 1769-IQ16?

A: The off-state voltage is 5V DC, as specified in the datasheet.

Q: How many input groups does this module have?

A: It has two groups, each containing eight inputs.

Q: What power supplies are compatible with the 1769-IQ16?

A: Compatible power supplies include 1769-PA2, 1769-PB2, 1769-PA4, and 1769-PB4.

Q: Can the 1769-IQ16 be used with MicroLogix 1500?

A: Yes, it is compatible with MicroLogix 1500 controllers.

Q: What is the input delay time?

A: The input on-delay is 8 ms.

Product Support & Availability

The 1769-IQ16 is in stock and ready to ship from Petro Auto Tech. Contact our team for pricing and lead times. We are your trusted source for Allen-Bradley industrial automation parts.