1790-T8A0X 8-Channel AC Input Module Allen-Bradley

Allen-Bradley 1790-T8A0X DeviceNet Digital Input Module

Core Technical Specifications

• Brand & Model: This is an original Allen-Bradley product, part number 1790-T8A0X.
• Input Channels: The module has 8 non-isolated digital input points.
• Input Voltage: It operates at a nominal 110V AC, with a functional range from 85V AC to 132V AC.
• Current & Power: Each channel draws a maximum 9 mA on-state current. Total module power dissipation is 3 Watts maximum.
• Response Time: Input signal delay is 10 ms (Off to On) and 30 ms (On to Off).
• Isolation: It features photocoupler isolation rated at 1250V AC RMS between I/O and logic.

Electrical & Physical Details

• Input Impedance: The typical input impedance is 18 kΩ.
• Off-State Voltage: The maximum off-state voltage is 45V AC.
• Enclosure Rating: The module has a NEMA Type 1 enclosure for basic protection.
• Terminations: It uses fixed screw-type terminals (M3.0) with a maximum torque of 7 lb-in.
• Fusing: A 1 Amp, 250V normal blow fuse is recommended for AC line protection.
• Indicators: Eight green LEDs provide individual status for each input channel.

Frequently Asked Questions (FAQ)

• Is the Allen-Bradley 1790-T8A0X module new and authentic?
  Yes, we supply only 100% new and original Allen-Bradley products.
• What is the input voltage for this module?
  The 1790-T8A0X is designed for 120V AC systems, with a working range of 85V AC to 132V AC.
• How many input points does it have?
  This module provides 8 discrete AC input points.
• What network does it use?
  It communicates over a DeviceNet network for integration with PLC systems.
• How fast do you ship, and what are the logistics options?
  We ship within 5 business days via major carriers like DHL, UPS, or FedEx.
• Do you accept returns?
  We offer a straightforward 30-day return policy on qualified purchases.

For technical support or to order the 1790-T8A0X and other CompactBlock LDX products, contact our sales team.

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