Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Parameter | Details |
|---|---|
| Product Name | Allen-Bradley 1794-IR8 |
| Manufacturer | Rockwell Automation (Allen-Bradley) |
| Series | FLEX I/O 1794 |
| Product Type | RTD / Resistance Temperature Input Module |
| Function | 8-point RTD input module for temperature measurement |
| Input Channels | 8 channels |
| Sensor Types Supported | RTD (Pt100, Pt1000, Ni, Cu sensors) |
| Input Measurement Range | 1 to 433 Ω |
| Resolution | 16-bit |
| Accuracy | Up to ±0.01% (enhanced mode, typical) |
| RTD Excitation Current | ~718 µA |
| Data Format | 16-bit 2’s complement / offset binary |
| Conversion Type | Digital conversion with filtering |
| Normal Mode Noise Rejection | ~60 dB @ 60 Hz |
| Channel Bandwidth | 0 to 2.62 Hz |
| System Throughput | ~325 ms per channel (normal mode) |
| Backplane Current | ~20 mA @ 5 VDC |
| Power Dissipation | ~3 W max @ 31.2 VDC |
| Isolation Voltage | ~850 VDC |
| Power Supply | 24 VDC (19.2–31.2 VDC range) |
| Wiring Base | 1794-TB2 / TB3 / TB3T compatible |
| Mounting Type | DIN rail |
| Enclosure Rating | IP20 |
| Operating Temperature | 0 to 55 °C |
| Storage Temperature | -40 to 85 °C |
| Humidity | 5 to 95% non-condensing |
| Physical Dimensions (L × W × H) | 10.1 × 6.2 × 5.3 cm |
| Weight | ~0.12 kg |
FAQ
FAQ
Q1. What is the main function of the 1794-IR8?
It is an RTD input module used to measure temperature by converting resistance values from RTD sensors into digital signals.
Q2. What types of sensors are supported?
It supports platinum, nickel, and copper RTD sensors such as Pt100 and Pt1000.
Q3. How many input channels does it provide?
It provides 8 independent RTD input channels.
Q4. What is the measurement range?
It measures resistance values from approximately 1 to 433 ohms.
Q5. What is the resolution of the module?
It offers 16-bit resolution for precise temperature measurement.
Q6. What is the operating temperature range?
It operates from 0 °C to 55 °C in industrial environments.
Q7. What are its physical size and weight?
It measures approximately 10.1 × 6.2 × 5.3 cm and weighs about 0.12 kg.
Q8. What applications is it typically used for?
It is used in industrial automation systems for accurate temperature monitoring in processes such as chemical production, food processing, and equipment thermal control.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
