Allen Bradley 1794-IR8
The Allen-Bradley 1794-IR8 Flex I,O RTD Module has 8 Channels Inputs, a 1 to 433 ohms Nominal Input Ranges, and a 16 bits Resolution. It also operates with a -60db at 60 Hertz Normal Mode Noise Rejection and a 0-2.62 Hertz Channel Bandwidth.
This Allen Bradley 1794-IR8 is supplied brand new by PartLogic for machine control, process automation, industrial communication, equipment maintenance and replacement applications. It forms part of our Industrial automation > Plc controllers > Io modules > Analog input range and is referenced internally as PartLogic SKU PL26801404975.
Before ordering, please confirm the manufacturer part number, product specifications and compatibility with your existing equipment. If you are replacing a failed, obsolete or hard-to-find part, contact PartLogic and we can help check suitability or source related components.
| Manufacturer | Allen Bradley |
| Product Type | Flex I/O RTD Module |
| Product Line | Flex I/O 1794 |
| Part Number | 1794-IR8 |
| UPC | 612598137824 |
| Weight | 0.50 lbs (0.23 kg) |
| Resolution | 16 bits across 435 ohms |
| Product Description | Flex IO 8-Channel RTD Input Module |
| Number of Inputs | 8 |
| Terminal base | 1794-TB2, 1794-TB3 and 1794-TB3T |
| 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). |
| RTD Excitation Current | 718.36?A |
| Accuracy | Without calibration, at low humidity: Normal mode: 0.05% full scale (max) Enh. mode: 0.01% full scale (typical) |
| Data Format | 16-bit 2's complement or offset binary (unipolar) |
| System Throughput | Normal Mode: Programmable from 28ms/channel to 325ms/channel 325ms (1 channel scanned) 2.6s (8 channels scanned) - default Enhanced Mode: Programmable from 56ms/channel to 650ms/channel 650ms (1 channel scanned) - default 2.925s (8 channels scanned) |
| Mounting | DIN Rail |
| Wire Size | Determined by installed terminal base |
| Operating Temperature | 0 to 55 C (32 to 131 F) |
| Storage Temperature | –40…85 °C (–40…185 °F) |
| Vibration | 5g @ 10 to 500 Hz |
| Operating Shock | 30 g |
| Inputs | 8 Channels |
| Nominal Input Ranges | 1 to 433 ohms |
| Isolation Voltage | 850 Volts DC |
| Normal Mode Noise Rejection | -60 DB at 60 Hertz |
| Channel Bandwidth | 0 to 2.62 Hertz |
| Normal Mode System Throughput | 325 milliseconds |
| Flexbus Current | 20mA |
| Power Dissipation | 3 Watts at 31.2 Volts DC maximum |
| Thermal Dissipation | 10.2 BTU/hour at 31.2 Volts DC maximum |
| UNSPSC | 32151602 |
| Brand | Allen Bradley |
Struggling to find what you're looking for?
Can’t find what you’re looking for? Get in touch — we can source it for you.