The 1769-IQ16 (Catalog Number: 1769-IQ16) is a high-density discrete input module engineered for the Allen Bradley CompactLogix and MicroLogix 1500 controller platforms. This module provides 16 digital input points, acting as a reliable interface for field devices such as limit switches, proximity sensors, and push buttons.
A defining feature of the 1769-IQ16 (Part Number: 1769-IQ16) is its bipolar sink/source capability. This allows engineers the flexibility to wire the module in either a sinking (NPN) or sourcing (PNP) configuration, depending on the common return wiring. To ensure system longevity and data integrity, the module includes comprehensive optical isolation, shielding the sensitive backplane logic from industrial electrical noise and high-voltage transients.
The 1769-IQ16 is designed for 24V DC nominal operation within a robust industrial framework.
Catalog Number: 1769-IQ16
Input Channels: 16 Digital Points
Voltage Category: 24V DC (Bipolar Sink/Source)
Operating Voltage Range: 10V DC to 30V DC @ 30°C (86°F)
On-State Voltage: Minimum 10V DC
On-State Current: Minimum 2.0 mA
Off-State Voltage: Maximum 5V DC
Off-State Current: Maximum 1.5 mA
Hardware Delay: 8.0 ms (typical) for both On and Off transitions
Backplane Current Draw: 115 mA @ 5.1V DC
Power Dissipation: 3.55 Watts (Maximum)
Replacement Terminal Block: 1769-RTBN18 (removable)
Operating Temperature: 0°C to 60°C (32°F to 140°F)
Isolation Voltage: 75V DC continuous isolation (tested at 600V AC for 60s)
Module Width: 1 Slot
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