Allen Bradley 1794-IF8IHNFXT Flex I/O Analog Input Module
$123.00
$320.00
Description
Allen Bradley 1794-IF8IHNFXT Flex I/O Analog Input Module
Configured for isolated analog signal acquisition in the Allen Bradley Flex I/O 1794 distributed I/O system, the Allen Bradley 1794-IF8IHNFXT (1794-IF8IHNFXT Analog Input/Output Module) provides direct physical/electrical execution through 8 single-ended isolated channels with HART enabled analog input capability.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1794-IF8IHNFXT |
| Brand | Allen Bradley |
| Weight | 0.77 lbs |
| Operating Temp | 25 to 70 deg C |
| Power Consumption | 4.8 W maximum at 31.2 VDC |
| Product Type | Input/Output Analog Module |
| Product Line | Flex I/O 1794 |
| Number of Channels | 8 channels/points |
| Input Range | 0 to 20 mA |
| Input/Output Type | Single-ended isolated inputs/outputs |
| Power Supply Voltage | 24 VDC |
| Allowable Voltage Range | 19.2 to 31.2 VDC |
| Flexbus Current | 80 mA at 5 VDC |
| Conversion Type | Sigma delta |
| Data Format | RAW/proportional count, engineering units, and percent of full scale |
| Resistance | 249 ohms |
| Status Indicator | 1 red/green LED indicator |
| Enclosure Type | Open-style enclosure |
| Compatible Wire Type | Shielded wire |
Backplane Bus Communication and Industrial Control Integration
The 1794-IF8IHNFXT operates as a Flex I/O analog module within an Allen Bradley distributed I/O architecture. The module transfers channel data through the Flexbus backplane interface and supports engineering unit and proportional data formatting for controller processing. Firmware flash compatibility and backplane communication velocity management must be verified against the installed Flex I/O adapter and controller platform before replacement or system modification.
Frequently Asked Questions (FAQ)
Q: Does the 1794-IF8IHNFXT support isolated analog channels?
A: Yes. The module provides 8 single-ended isolated analog input/output channels for signal processing applications.
Q: What type of wiring is required for field signal connections?
A: Shielded wire is specified for field connections to reduce electrical interference on analog signal paths.
Q: What is the power supply requirement for this module?
A: The module operates from a 24 VDC supply with an allowable operating range of 19.2 to 31.2 VDC.
Field Installation Guidelines
- Install the module on the Flex I/O terminal base assembly according to the system hardware configuration.
- Verify shielded analog signal wiring and maintain separation from high-voltage power conductors.
- Connect cable shields according to the site grounding practice to minimize signal noise.
- Confirm 24 VDC supply polarity and allowable voltage range before energizing the module.
- Verify Flexbus communication status after installation through the controller diagnostic interface.
- Confirm channel configuration, input scaling, and HART communication settings before placing the analog loop into service.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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