DDI01 | ABB Digital Input Module 16-Channel

Product Description

The DDI01 digital input module from ABB is designed for reliable signal acquisition in industrial automation and process control systems. With optical isolation and robust environmental tolerance, it ensures dependable performance in demanding applications.

Key Features

• Number of Channels 16 digital input channels

• Input Type 24 VDC signals

• Input Signal Voltage 24 VDC ± 20%

• Input Current 4 mA per channel

• Isolation Optical isolation between channels and system bus

• Response Time Typical 5 ms for fast signal detection

• Power Consumption 4 W (typical)

• Mounting Type DIN rail installation

Technical Specifications

• Product Name DDI01

• Manufacturer ABB

• Type Digital Input Module

• Operating Temperature Range –25 °C to +70 °C

• Storage Temperature Range –40 °C to +85 °C

• Humidity Range 5% to 95% RH, non-condensing

• Dimensions 100 mm × 80 mm × 60 mm (H × W × D)

• Weight 300 g

Application Scenarios

• Industrial automation systems requiring multiple digital input channels

• Process control environments with strict isolation requirements

• PLC-based architectures in manufacturing, energy, and chemical industries

FAQ

Q: How many digital input channels does the DDI01 provide?  A: The module offers 16 channels for 24 VDC signals.

Q: What type of isolation is used?  A: Optical isolation is implemented between input channels and the system bus.

Q: Can the DDI01 operate in high-humidity environments?  A: Yes, it supports up to 95% RH, provided conditions are non-condensing.

Q: What distinguishes the DDI01 from ABB DA501?  A: The DDI01 is dedicated to digital input signals, while the DA501 combines digital and analog I/O functions.