OVERVIEW

Official designation: Allen-Bradley 1762-IQ16 (MicroLogix 1762 Series, Discrete Input Module)

Role/Application: This expansion module provides sixteen 24V DC digital input channels with high-density configuration, enabling reliable signal acquisition for compatible MicroLogix 1100, 1200, and 1400 systems.

KEY SPECS SUMMARY

Power: 110 mA at 5 V DC

Interfaces / Ports: Removable screw terminal

Indicators: 16 Channel LEDs

Operating Temp: 0 to 55 degrees C

Platform / Compatibility: MicroLogix 1100/1200/1400

Limit: 16 discrete inputs

Lifecycle: Active Mature

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the nominal input voltage and signal delay time for the 24V DC channels?

A: Nominal input is 24V DC, with input signal delay configurable between 0.5 to 32 milliseconds.

Wiring & Installation:

Q: Is the 1762-IQ16 module capable of connecting both sinking and sourcing field devices?

A: Yes, the module is a versatile digital input that can be wired for either sinking or sourcing devices.

Troubleshooting & Compatibility:

Q: What does the single Status LED indicate if it is blinking red on the input module?

A: A blinking red Status LED typically indicates that there is a module hardware fault detected.

Replacement & Upgrades:

Q: What is the maximum number of 1762 expansion I/O modules supported by a MicroLogix controller?

A: A maximum of seven 1762 series expansion modules can be connected to the host controller.