Schneider Electric - 140CRA21120 DIO Drop Interface

Schneider Electric 140CRA21120 DIO Drop Interface

Core Technical Specifications

• Brand & Model: Schneider Electric 140CRA21120 DIO drop interface.
• Input Voltage: Operates with a 24 V DC supply from 20 to 30 V range.
• Port Configuration: Features two redundant power ports for backup reliability.
• Output Power: Delivers a stable 5.1 V DC output at 3 A nominal current.
• Input Current: Has a maximum supply current draw of 1.6 A at 24V.
• Fuse Protection: Protected by an associated 2.5 A rated fuse.

Electrical Performance & Protection

• Inrush Current: Manages high startup currents up to 30 A at 24V DC.
• Buffer Time: Provides up to 1 ms of power hold-up during interruptions.
• Circuit Protection: Includes both output short-circuit and overvoltage protection.
• Load Requirement: Can operate with a minimum load current of 0 A.
• Thermal Design: Dissipates approximately 11 W of power during normal operation.

System Integration Features

• I/O Capacity: Supports 30 input words and 32 output words per drop.
• Backplane Support: Compatible with 2, 3, 4, 6, 10, and 16-position Quantum backplanes.
• Diagnostic Functions: Runs comprehensive startup and runtime diagnostics for RAM and checksum.
• Connection Interface: Utilizes a secure 7-pole terminal block for power wiring.

Environmental Specifications

• Operating Temperature: Performs reliably from 32 to 140 °F (0 to 60 °C).
• Storage Temperature: Can be stored in extreme conditions from -40 to 185 °F (-40 to 85 °C).
• Humidity Tolerance: Operates at up to 95% relative humidity without condensation.
• EMI Resistance: Withstands electromagnetic fields up to 10 V/m (80–2000 MHz).
• ESD Immunity: Protects against 4 kV contact and 8 kV air electrostatic discharge.
• Safety Certifications: Carries UL, CSA, DNV, C-Tick, and GOST global certifications.

Frequently Asked Questions (FAQ)

• Q: Is this product new and original from Schneider Electric?
  A: Yes, we supply only brand new, genuine Schneider Electric components.
• Q: What is the key feature of the 140CRA21120's power input?
  A: It features two redundant 24V DC input ports for higher availability.
• Q: What output does this module provide to the backplane?
  A: It supplies a regulated 5.1 V DC at 3 A to power the I/O modules.
• Q: How many I/O words can this drop interface handle?
  A: The 140CRA21120 supports configurations of 30 input and 32 output words.
• Q: What is your typical order processing and shipping time?
  A: We process and ship in-stock orders within 5 business days.
• Q: Do you accept returns if the product is not suitable?
  A: Yes, we offer a 30-day return policy for items in original, unused condition.

Contact Information & Inquiries: For technical specifications and quotes, email sales@nex-auto.com or WhatsApp +86 153 9242 9628.

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