1794-IF8IH Allen-Bradley HART Analog Input Module

1794-IF8IH 8-Channel HART Analog Input Module with Isolation

Key Technical Specifications

• Brand: Allen-Bradley.
• Model: 1794-IF8IH.
• Series: Flex I/O 1794.
• Number of Inputs: 8 isolated, single-ended inputs.
• Conversion Type: Sigma-Delta.
• Resolution: 16-bit unipolar / 15-bit bipolar plus sign.
• External DC Voltage Range: 19.2 to 31.2 Volts DC with 5% AC ripple.
• Power Dissipation: 4.8 Watts maximum at 31.2 Volts DC.
• Thermal Dissipation: 16.4 BTU per hour maximum at 31.2 Volts DC.
• Flexbus Current Rating: 80 mA at 5 Volts DC.
• Operating Temperature: 32 to 131 degrees Fahrenheit.
• Enclosure Type: Open.
• Dimensions: 3.7 x 3.7 x 2.6 inches.
• UPC: 10612598346902.

Environmental Tolerance & Safety Approvals

• The 1794-IF8IH meets North American Hazardous Location Approval standards.
• It operates safely in hazardous industrial environments.
• The module uses shielded wire for all signal connections.
• Signal ports require wiring category 2 for noise reduction.
• Power ports require wiring category 3 for safe operation.
• Factory calibration ensures accurate performance out of the box.
• You can also field calibrate the module if your application needs it.

Frequently Asked Questions (FAQ)

• Does the 1794-IF8IH support HART communication?
  Yes, this is a HART analog module with isolated inputs for HART signals.
• Can I use this module with the 1794-TB3S base?
  Yes, the module is fully compatible with both 1794-TB3 and 1794-TB3S terminal bases.
• What is the input resolution of this module?
  It provides 16-bit resolution for unipolar signals and 15-bit plus sign for bipolar signals.
• Is field calibration possible on this module?
  Yes, although factory calibrated, you can also perform field calibration if needed.
• Do you have the 1794-IF8IH in stock?
  Yes, we have brand new original units in stock.

For inquiries, contact us at sales@nex-auto.com or +86 153 9242 9628. Partner: NexAuto Technology Limited