| UPC | 10612598137821 |
| Brand | Allen-Bradley |
| Inputs | 8 Channels |
| UNSPSC | 32151602 |
| Accuracy | Without calibration, at low humidity: Normal mode: 0.05% full scale (max) Enh. mode: 0.01% full scale (typical) |
| Mounting | DIN Rail |
| Vibration | 5g @ 10 to 500 Hz |
| Wire Size | Determined by installed terminal base |
| Resolution | 16 bits across 435 ohms |
| Data Format | 16-bit 2's complement or offset binary (unipolar) |
| Manufacturer | Rockwell Automation |
| Product Type | Flex I/O RTD Module |
| Terminal base | 1794-TB2, 1794-TB3 and 1794-TB3T |
| Flexbus Current | 20mA |
| Operating Shock | 30 g |
| Number of Inputs | 8 |
| Channel Bandwidth | 0 to 2.62 Hertz |
| Isolation Voltage | 850 Volts DC |
| Power Dissipation | 3 Watts at 31.2 Volts DC maximum |
| Sensors supported | 100 ? Pt ? = 0.00385 Euro (-200…+870 °C) 100 ? Pt ? = 0.003916 U.S. (-200…+630 °C) 200 ? Pt ? = 0.00385 Euro (-200…+630 °C) 500 ? Pt ? = 0.00385 U.S. (-200…+630 °C) 100 ? Nickel ? = 0.00618 (-60…+250 °C) 120 ? Nickel ? = 0.00672 (-60…+250 °C) 200 ? Nickel ? = 0.00618 (-60…+250 °C) 500 ? Nickel ? = 0.00618 (-60…+250 °C) 10 ? Copper ? = 0.00427 (-200…+260 °C). |
| System Throughput | Normal Mode: Programmable from 28ms/channel to 325ms/channel 325ms (1 channel scanned) 2.6s (8 channels scanned) - defaultEnhanced Mode: Programmable from 56ms/channel to 650ms/channel 650ms (1 channel scanned) - default 2.925s (8 channels scanned) |
| Product Description | Flex IO 8-Channel RTD Input Module |
| Storage Temperature | –40…85 °C (–40…185 °F) |
| Thermal Dissipation | 10.2 BTU/hour at 31.2 Volts DC maximum |
| Nominal Input Ranges | 1 to 433 ohms |
| Operating Temperature | 0 to 55 C (32 to 131 F) |
| RTD Excitation Current | 718.36?A |
| Part Number/Catalog No. | 1794-IR8 |
| Normal Mode Noise Rejection | -60 DB at 60 Hertz |
| Normal Mode System Throughput | 325 milliseconds |
Does the Allen-Bradley 1794-IR8 come with a warranty?
Yes. The 1794-IR8 is backed by our 24-Month Replace Industrial Warranty, with no rush fees or hidden warranty charges. If a unit fails under normal use within the warranty period, we repair or replace it.
Is this 1794-IR8 a genuine Allen-Bradley part?
The 1794-IR8 is sourced and verified independently. Replace Industrial, LLC is not a Rockwell Automation Authorized Distributor, and all warranties are provided directly by Replace Industrial.
Is the Allen-Bradley 1794-IR8 new or used?
We offer the 1794-IR8 in multiple conditions, from unused surplus to professionally reconditioned units. Every option is sourced and verified independently and covered by our 2-year replacement warranty.
What are the key ratings of the 1794-IR8?
The 1794-IR8 operates across 0 to 55 C (32 to 131 F).
What is the Allen-Bradley 1794-IR8?
The 1794-IR8 is an Allen-Bradley Flex I/O 1794 Flex I/O RTD Module.
1794-IR8
The Allen-Bradley 1794-IR8 Flex I/O module by Rockwell Automation offers 8 RTD input channels with a 16-bit resolution for precise temperature measurements. It supports a variety of sensors, including Pt, Ni, and Cu, across a wide temperature range and provides robust noise rejection for accurate readings in industrial environments.
All products are covered by our 2-Year (24-Month) Replace Industrial Warranty. If a unit is found defective under normal use within the warranty period, we repair or replace it at no additional cost, and a unit may be returned for a full refund within 30 days if returned in the same condition it was sent.
Replace Industrial is an independent distributor and does not convey the manufacturer's warranty; all warranties are provided by Replace Industrial alone. Read the full warranty policy
We repair a wide range of industrial automation equipment, including PLCs, HMIs, drives, servo motors, switches, and circuit breakers, with rush service for critical downtime. Request a quote, ship your unit, and we diagnose, repair, and return it. Request a repair quote
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