Schneider 170ADI74050 Discrete Input Module

Overview

The Schneider 170ADI74050 is a 16-point discrete input module designed for the Modicon Momentum automation platform. It accepts 230V AC input signals and features two groups of 8 inputs. This module suits industrial environments that require high-voltage digital signal monitoring. Engineers favor it for its fast response time, robust isolation, and built-in LED indicators for real-time diagnostics. You can rely on it in manufacturing, utilities, and infrastructure automation.

Technical Specifications

General

• Model Number: 170ADI74050

• Product Type: Discrete Input Module

• Platform: Modicon Momentum

• Input Type: IEC 1131-2 Type 2 compliant

Input Characteristics

• Number of Inputs: 16 (2 groups of 8)

• Input Voltage: 230V AC

• Input Voltage Range: 164–253V AC

• Input Frequency: 47–63 Hz

• Input Logic: Positive

• Input Resistance:

• 7.5 kΩ at 60 Hz

• 9 kΩ at 50 Hz

Input Thresholds

• Guaranteed ON State:

• Voltage ≥ 164V

• Current ≥ 10 mA

• Guaranteed OFF State:

• Voltage ≤ 40V

• Current ≤ 2 mA

Performance

• Response Time:

• OFF to ON: 13.3 ms

• ON to OFF: 13.3 ms

• Isolation Voltage:

• Between Groups: 1780V AC

• Between Channels and Bus: 1780V AC

Indicators and Terminals

• Local Signaling: 16 LEDs (one per input)

• Terminal Labels:

• IN_DIS#1–IN_DIS#16

• Power: (L1)PW, (N)PW

• TB: Terminal Block

Power and Consumption

• Current Consumption: ≤ 125 mA at 230V AC

Mechanical

• Width: 125 mm

• Depth: 47.5 mm

• Height: 141.5 mm

• Weight: 0.284 kg

Environmental Ratings

• Operating Temperature: 0°C to +60°C

• Storage Temperature: −40°C to +85°C

• Relative Humidity: 95% (non-condensing)

• Altitude: ≤ 5000 m

Standards and Certifications

• Certifications: CE, UL, CSA

• ESD Protection:

• 4 kV (contact, IEC 801-2)

• 8 kV (air, IEC 801-2)

• EM Field Immunity:

• 10 V/m from 80–1000 MHz (IEC 801-3)