Allen Bradley 1746-IV16 SLC 500 Digital Input Module

Overview

The 1746-IV16 is a digital input module designed for the SLC 500 programmable logic controller (PLC) series. It converts field signals into discrete logic inputs for industrial automation systems, ensuring reliable performance and quick response in demanding environments.

General Information

Part Number: 1746-IV16

Manufacturer: Allen Bradley / USA

Series: SLC 500

Module Type: Digital Input Module

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

Technology: Opto-isolated discrete inputs with LED diagnostics

Power Specifications

Supply Voltage: 5 V DC from backplane

Power Consumption: 1.2 W typical

Input Protection: Opto-isolation to prevent voltage spikes and surges

Indicators: Individual channel LEDs and module status LED

Communication & Interface

Backplane Communication: SLC 500 bus interface for controller integration

I/O Channels: 16 discrete inputs

Input Type: Sinking (NPN) or sourcing (PNP), configurable

Diagnostics: Channel and module status monitoring via LEDs

Operator Interface: LED indicators for input and module health

Reset Features: Supports controller-initiated resets

Environmental

Operating Temperature: 0 to 60 °C

Storage Temperature: −20 to +85 °C

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

Vibration Resistance: Meets industrial standards

Protection Rating: IP20, suitable for enclosed industrial cabinets

Dimensions & Weight

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

Weight: 0.249 kg

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