DDI01 ABB

Description

1. Product Description

2. Product Parameters

Parameter	Specification
Module Type	Digital Input Module (DI)
Input Channels	16 (24V DC, galvanically isolated)
Voltage Range	15–30V DC (Logic 1: ≥15V; Logic 0: ≤5V)
Current Consumption	5 mA per channel (at 24V DC)
Response Time	≤5 ms (input to output)
Isolation	2.5kV (channel-to-channel/ground)
Interface	Plug-and-play with ABB PLC systems
Dimensions (W×H×D)	67.5 mm × 76 mm × 62 mm
Weight	0.11 kg
Operating Temperature	-20°C to +55°C
Certifications	CE, RoHS

ABB DDI01

3. Advantages and Features

• High-Density Isolation: 16 isolated channels (2.5kV) eliminate ground loops and transient voltage risks.
• Wide Voltage Tolerance: 15–30V DC input range reduces the need for adapters in diverse field applications.
• Fast Response: ≤5 ms processing ensures real-time control in dynamic systems (e.g., robotic welding stations).
• Compact Design: Space-saving form factor (67.5 mm width) for modular setups.
• Diagnostic Ease: Channel-level LED indicators for quick fault identification.
• Rugged Construction: Operates in extreme temperatures (-20°C to +55°C) with IP20 protection for indoor use.

4. Application Areas and Cases

• Manufacturing: Machine tool diagnostics, conveyor systems, and robotic cell control.
• Energy: Power plant switchgear monitoring, renewable energy inverter status tracking.
• Process Control: Valve position feedback, tank level sensor integration in chemical plants.

5. Competitor Comparison

• Higher Channel Density: 16 channels vs. typical 8–12 channels in comparable modules.
• Superior Isolation: 2.5kV galvanic isolation (vs. 1.5–2kV in alternatives).
• Broader Voltage Range: 15–30V DC compatibility (vs. 20–28V DC in many 竞品), enhancing flexibility.
• ABB Ecosystem Integration: Seamless compatibility with Freelance 2000/AC500 tools (e.g., Control Builder M).
  

  ABB DDI01

6. Selection Recommendations

• Compatibility: Ensure alignment with ABB PLCs (e.g., AC500 PM554, Freelance 2000).
• Channel Needs: Choose the DDI01 for 16+ inputs; smaller modules (e.g., DI524: 8 channels) for lower density.
• Environment: IP20 rating suits indoor use; upgrade to IP67 modules for outdoor/hazardous environments.
• Lifecycle: Discontinued by ABB—source from certified suppliers (e.g., Shanxi Xinye Da) for warranty-backed replacements.

7. Precautions

• Wiring: Use 0.5–2.5 mm² stranded wires; separate module (24V DC) and field device power.
• Voltage Check: Verify input voltage (15–30V DC) to avoid damage.
• Grounding: Connect PE terminal for EMI shielding and safety.
• Maintenance: Replace modules with persistent LED faults; expected lifespan: 10+ years (under rated conditions).
• Safety: Follow IP20 guidelines; avoid moisture/dust exposure.