Allen-Bradley 1794-IE8H Module | Flex I/O HART Analog Input

Meet the Allen-Bradley 1794-IE8H Flex I/O HART Analog Input Module

This powerful module brings smart HART communication to your control system. It reads eight voltage or current signals with great precision. Easily connect your analog devices like sensors and transmitters.

Key Product Details & Identification

• Full Model Number: 1794-IE8H
• Brand: Allen-Bradley / Rockwell Automation
• Product Line: Flex I/O
• Type: HART Analog Input Module
• Warranty: 12 Months
• Shipping: Fast global delivery via FedEx, UPS, DHL

Detailed Technical Specifications

• Input Channels: 8 single-ended, non-isolated
• Signal Types: 0-20 mA, 4-20 mA
• Resolution: 16 bits (very high detail)
• Accuracy: Excellent 0.1% of full scale
• Power Supply: 24V DC (19.2 – 31.2V DC range)
• Isolation: 50V continuous between field and system
• Response Time: 80 ms to reach 99% of value
• Operating Temp: -20°C to +55°C (-4°F to 131°F)

What’s Included & How We Ship

• One (1) Allen-Bradley 1794-IE8H module
• We ship worldwide using FedEx, UPS, and DHL
• All items are carefully packed for safe arrival

Installation & Setup Notes

• Mounts on a standard DIN rail
• Use with 1794-TB3G or 1794-TB3GS terminal base
• Works with Flex I/O communication adapters
• Configurable with Studio 5000 software

5 Common Professional Questions (FAQ)

• What is the main use of this module?
  It is designed to read analog signals and talk to HART smart instruments.
• Can I use it with a 4-20 mA pressure transmitter?
  Yes, it perfectly supports standard 4-20 mA loops with HART data.
• How is the module powered?
  It uses a 24V DC external power supply for operation.
• Does it need a special communicator for HART?
  No, HART data is accessible through the PLC and network.
• What happens if a wire breaks?
  The module can detect and report a broken wire (lead break) alarm.

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