1794-IF8IH Allen-Bradley FLEX I/O Analog Input Module
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Dimensions: 6.2 x 5.2 x 9.7 cm
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Country of origin: USA
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Payment: T/T, Western Union
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Shipping port: Xiamen
Configured for high-density signal acquisition in EtherNet/IP distributed control networks, the Allen-Bradley 1794-IF8IH (1794-IF8IH FLEX I/O module) provides direct physical signal processing for 8 single-ended input channels. The hardware executes analog-to-digital conversion using Sigma-Delta techniques to maintain input accuracy across the backplane communication bus.
Device Technical Parameters
| Parameter | Specification |
| Model | 1794-IF8IH |
| Brand | Allen-Bradley |
| Origin | USA |
| Weight | 0.1 kg |
| Shipping Dimensions | 6.2 x 5.2 x 9.7 cm |
| Operating Temp | 0 to 55 deg C (32 to 131 deg F) |
| Power Consumption | 19.2 to 31.2 VDC |
| Input Channels | 8 (Single-ended, non-isolated) |
| Conversion Method | Sigma Delta |
| Enclosure | Open |
Backplane Communication and Deterministic Connectivity
The 1794-IF8IH utilizes deterministic backplane communication to facilitate high-speed data transfer within the Allen-Bradley FLEX I/O architecture. This integration ensures robust firmware compatibility and predictable I/O density scaling during network expansion. The module supports seamless data exchange with the controller, adhering to defined EtherNet/IP cyclic communication standards, which maintains the integrity of high-frequency analog input sampling across industrial automation platforms.
Ordering Information
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Includes: One (1) 1794-IF8IH Analog Input Module.
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Required components: Compatible 1794 FLEX I/O terminal base (not included).
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Documentation: Technical manual and installation guide provided in digital format.
Field Installation Protocols
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Mounting: Secure the terminal base to a 35 mm DIN rail prior to module insertion.
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Grounding: Terminate cable shields at a central ground point to reduce electromagnetic interference on single-ended inputs.
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Power: Confirm external DC source remains within the 19.2 to 31.2 VDC range to prevent operational instability.
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Wiring: Maintain separation between analog signal cabling and high-voltage power lines to minimize signal noise.
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Insertion: Align the module with the terminal base, press firmly until the mechanical locking mechanism engages to ensure backplane connectivity.
Logistics and Handling
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Delivery time: 2-7 days when payment finish.
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Shipment: Transported via DHL/FEDEX/UPS.
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Packaging: Utilization of anti-static industrial packaging for all components to prevent electrostatic discharge and impact damage.
Frequently Asked Technical Questions
Q: Does the 1794-IF8IH support hot-swapping under power?
A: Yes, this module supports hot-swapping within a powered 1794 FLEX I/O system, provided the environment is not classified as hazardous.
Q: Are the 8 input channels electrically isolated from one another?
A: No, the inputs are single-ended and non-isolated; all channels share a common return path.
Q: What is the primary function of the Sigma-Delta conversion on this module?
A: The Sigma-Delta conversion process provides high-resolution digital representation of the analog input signals, reducing noise and improving overall measurement precision.
Q: Is a specific firmware update required for module detection?
A: Verify the controller revision supports the 1794-IF8IH; consult the RSLogix/Studio 5000 module profile for specific firmware compatibility.
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Shipping & Returns
Shipping
- Emergency Dispatch: Same-day shipping for in-stock orders placed before 2:00 PM (GMT+8).
- Premium Carriers: Reliable global delivery via DHL, FedEx, and UPS to 150+ countries.
- Flexible Options: We support shipping via your own carrier account (DHL/FedEx/UPS).
- Industrial Packaging: Professional ESD protection and reinforced shock-absorbent packaging.
Returns
- 30-Day Window: Request a return within 30 days of receipt for eligible items.
- Condition: Items must be in their original, factory-sealed condition with all tags.
- Hassle-Free Process: Contact sales@maxwellplc.com for a return label and instructions.
- Fast Refunds: Approved refunds are processed to your original payment method within 10 days.
Shipping & Returns
Shipping
- Emergency Dispatch: Same-day shipping for in-stock orders placed before 2:00 PM (GMT+8).
- Premium Carriers: Reliable global delivery via DHL, FedEx, and UPS to 150+ countries.
- Flexible Options: We support shipping via your own carrier account (DHL/FedEx/UPS).
- Industrial Packaging: Professional ESD protection and reinforced shock-absorbent packaging.
Returns
- 30-Day Window: Request a return within 30 days of receipt for eligible items.
- Condition: Items must be in their original, factory-sealed condition with all tags.
- Hassle-Free Process: Contact sales@maxwellplc.com for a return label and instructions.
- Fast Refunds: Approved refunds are processed to your original payment method within 10 days.
Warranty
Warranty
- 12-Month Guarantee: A comprehensive one-year warranty covers all functional defects.
- Authenticity: Every part is guaranteed 100% original, brand-new, and genuine.
- Expert Support: Dedicated technical assistance to verify and resolve any hardware issues.
- Peace of Mind: Long-term reliability support for all your mission-critical automation parts.
Warranty
Warranty
- 12-Month Guarantee: A comprehensive one-year warranty covers all functional defects.
- Authenticity: Every part is guaranteed 100% original, brand-new, and genuine.
- Expert Support: Dedicated technical assistance to verify and resolve any hardware issues.
- Peace of Mind: Long-term reliability support for all your mission-critical automation parts.
Secure Payment
Secure Payment
- Flexible T/T: 100% T/T for stock items; 30% deposit / 70% balance for lead-time orders.
- Local Friendly: RMB transfers are accepted if you have a local agent in China.
- Best Price: Our Best Price Guarantee ensures you get the most competitive market rates.
- Data Safety: All transactions are processed through encrypted and secure banking channels.
Secure Payment
Secure Payment
- Flexible T/T: 100% T/T for stock items; 30% deposit / 70% balance for lead-time orders.
- Local Friendly: RMB transfers are accepted if you have a local agent in China.
- Best Price: Our Best Price Guarantee ensures you get the most competitive market rates.
- Data Safety: All transactions are processed through encrypted and secure banking channels.
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