Allen Bradley 1746-NI16I SLC 500 Analog Input Module

Overview

The 1746-NI16I is an analog input module designed for the SLC 500 programmable logic controller (PLC) series. It converts analog signals from field devices into digital values for precise monitoring and control of industrial processes. This module ensures high accuracy and reliability in automation systems.

General Information

Part Number: 1746-NI16I

Manufacturer: Allen Bradley / USA

Series: SLC 500

Module Type: Analog Input Module

Mounting: DIN rail or chassis slot installation within SLC 500 system

Technology: 16-channel analog input with high-resolution conversion and LED diagnostics

Power Specifications

Supply Voltage: 5 V DC from backplane

Power Consumption: 3 W typical

Input Protection: Overvoltage and surge protection for each channel

Indicators: Channel status LEDs and module OK LED

Communication & Interface

Backplane Communication: SLC 500 bus interface for seamless controller integration

I/O Channels: 16 analog inputs

Input Type: Current (4–20 mA) or voltage (0–10 V)

Diagnostics: LED monitoring for channel health and module status

Operator Interface: LED indicators for input activity and fault detection

Reset Features: Supports controller-initiated reset

Environmental

Operating Temperature: 0 to 60 °C

Storage Temperature: −20 to +85 °C

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

Vibration Resistance: Meets standard industrial requirements

Protection Rating: IP20, suitable for enclosed industrial cabinets

Dimensions & Weight

Dimensions (L × W × H): 144.5 × 34.6 × 130.18 mm

Weight: 0.34 kg

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