Allen Bradley 1794-IB16D Flex I/O 16-Point Digital Input Module

Overview

The Allen-Bradley 1794-IB16D is a FLEX I/O digital input module designed for high-density DC signal acquisition in distributed industrial control systems. It enables reliable monitoring of sensors, switches, and field devices, supporting efficient data collection and system scalability.

General Information

Part Number: 1794-IB16D

Brand: Allen-Bradley (Rockwell Automation)

Country of Origin: USA

Series: FLEX I/O

Type: DC Digital Input Module

Mounting: DIN rail / FLEX I/O terminal base installation

Function: DC digital signal input monitoring for automation systems

Technology: Isolated input channels with backplane communication

Power Specifications

Supply Voltage: 24 V DC (nominal)

Power Consumption: Low power consumption, typically under 5 W

Input Type: DC digital voltage sensing inputs

Protection: Electrical isolation, surge protection, and reverse polarity protection

Indicators: LED status indicators for channel and module diagnostics

Communication & Interface

Input Channels: 16-point DC digital inputs

Signal Processing: ON/OFF detection for DC field devices

System Integration: Works with FLEX I/O adapters for controller communication

Diagnostics: Channel-level status monitoring and fault detection

Response Time: Fast switching response suitable for industrial automation

Environmental

Operating Temperature: 0 to +55 °C

Storage Temperature: −40 to +85 °C

Humidity: 5% to 95% RH, non-condensing

Vibration Resistance: Suitable for industrial control cabinet environments

Protection Rating: IP20 (installed inside enclosure)

Dimensions & Weight

Dimensions (H × W × D): 94 × 46 × 53 mm

Weight: 0.09 kg

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